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expr.c

Absolute File Name:

/home/opencoverage/opencoverage/guest-scripts/sqlite/src/src/expr.c

Source code

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1 /* -

2 ** 2001 September 15 -

3 ** -

4 ** The author disclaims copyright to this source code. In place of -

5 ** a legal notice, here is a blessing: -

6 ** -

7 ** May you do good and not evil. -

8 ** May you find forgiveness for yourself and forgive others. -

9 ** May you share freely, never taking more than you give. -

10 ** -

11 ************************************************************************* -

12 ** This file contains routines used for analyzing expressions and -

13 ** for generating VDBE code that evaluates expressions in SQLite. -

14 */ -

15 #include "sqliteInt.h" -

16 -

17 /* Forward declarations */ -

18 static void exprCodeBetween(Parse*,Expr*,int,void(*)(Parse*,Expr*,int,int),int); -

19 static int exprCodeVector(Parse *pParse, Expr *p, int *piToFree); -

20 -

21 /* -

22 ** Return the affinity character for a single column of a table. -

23 */ -

24 char sqlite3TableColumnAffinity(Table *pTab, int iCol){ -

25 assert( iCol<pTab->nCol ); -

return iCol>=0 ? pTab->aCol[iCol].affinity : SQLITE_AFF_INTEGER;

executed 319536 times by 34 tests: return iCol>=0 ? pTab->aCol[iCol].affinity : 'D';

Executed by:

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iCol>=0

Description

TRUE

evaluated 312030 times by 34 tests

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FALSE

evaluated 7506 times by 1 test

Evaluated by:

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7506-319536

27 } -

28 -

29 /* -

30 ** Return the 'affinity' of the expression pExpr if any. -

31 ** -

32 ** If pExpr is a column, a reference to a column via an 'AS' alias, -

33 ** or a sub-select with a column as the return value, then the -

34 ** affinity of that column is returned. Otherwise, 0x00 is returned, -

35 ** indicating no affinity for the expression. -

36 ** -

37 ** i.e. the WHERE clause expressions in the following statements all -

38 ** have an affinity: -

39 ** -

40 ** CREATE TABLE t1(a); -

41 ** SELECT * FROM t1 WHERE a; -

42 ** SELECT a AS b FROM t1 WHERE b; -

43 ** SELECT * FROM t1 WHERE (select a from t1); -

44 */ -

45 char sqlite3ExprAffinity(Expr *pExpr){ -

46 int op; -

47 pExpr = sqlite3ExprSkipCollate(pExpr); -

if( pExpr->flags & EP_Generic ) return 0;

executed 292 times by 1 test: return 0;

Executed by:

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pExpr->flags & 0x000200

Description

TRUE

evaluated 292 times by 1 test

Evaluated by:

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FALSE

evaluated 713501 times by 366 tests

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292-713501

49 op = pExpr->op; -

if( op==TK_SELECT ){

op==127

Description

TRUE

evaluated 1712 times by 1 test

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FALSE

evaluated 711789 times by 366 tests

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1712-711789

51 assert( pExpr->flags&EP_xIsSelect ); -

return sqlite3ExprAffinity(pExpr->x.pSelect->pEList->a[0].pExpr);

executed 1712 times by 1 test: return sqlite3ExprAffinity(pExpr->x.pSelect->pEList->a[0].pExpr);

Executed by:

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1712

53 } -

if( op==TK_REGISTER ) op = pExpr->op2;

executed 26540 times by 4 tests: op = pExpr->op2;

Executed by:

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op==164

Description

TRUE

evaluated 26540 times by 4 tests

Evaluated by:

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FALSE

evaluated 685249 times by 366 tests

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26540-685249

55 #ifndef SQLITE_OMIT_CAST -

if( op==TK_CAST ){

op==36

Description

TRUE

evaluated 1145 times by 1 test

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FALSE

evaluated 710644 times by 366 tests

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1145-710644

57 assert( !ExprHasProperty(pExpr, EP_IntValue) ); -

return sqlite3AffinityType(pExpr->u.zToken, 0);

executed 1145 times by 1 test: return sqlite3AffinityType(pExpr->u.zToken, 0);

Executed by:

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1145

59 } -

60 #endif -

if( (op==TK_AGG_COLUMN || op==TK_COLUMN) && pExpr->y.pTab ){

op==160

Description

TRUE

evaluated 2807 times by 1 test

Evaluated by:

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FALSE

evaluated 707837 times by 366 tests

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op==158

Description

TRUE

evaluated 313890 times by 34 tests

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FALSE

evaluated 393947 times by 366 tests

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pExpr->y.pTab

Description

TRUE

evaluated 316686 times by 34 tests

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FALSE

evaluated 11 times by 1 test

Evaluated by:

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11-707837

return sqlite3TableColumnAffinity(pExpr->y.pTab, pExpr->iColumn);

executed 316686 times by 34 tests: return sqlite3TableColumnAffinity(pExpr->y.pTab, pExpr->iColumn);

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316686

63 } -

if( op==TK_SELECT_COLUMN ){

op==166

Description

TRUE

evaluated 4634 times by 1 test

Evaluated by:

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FALSE

evaluated 389324 times by 366 tests

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4634-389324

65 assert( pExpr->pLeft->flags&EP_xIsSelect ); -

return sqlite3ExprAffinity(

executed 4634 times by 1 test: return sqlite3ExprAffinity( pExpr->pLeft->x.pSelect->pEList->a[pExpr->iColumn].pExpr );

Executed by:

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4634

pExpr->pLeft->x.pSelect->pEList->a[pExpr->iColumn].pExpr

executed 4634 times by 1 test: return sqlite3ExprAffinity( pExpr->pLeft->x.pSelect->pEList->a[pExpr->iColumn].pExpr );

Executed by:

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4634

);

executed 4634 times by 1 test: return sqlite3ExprAffinity( pExpr->pLeft->x.pSelect->pEList->a[pExpr->iColumn].pExpr );

Executed by:

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4634

69 } -

return pExpr->affinity;

executed 389324 times by 366 tests: return pExpr->affinity;

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389324

71 } -

72 -

73 /* -

74 ** Set the collating sequence for expression pExpr to be the collating -

75 ** sequence named by pToken. Return a pointer to a new Expr node that -

76 ** implements the COLLATE operator. -

77 ** -

78 ** If a memory allocation error occurs, that fact is recorded in pParse->db -

79 ** and the pExpr parameter is returned unchanged. -

80 */ -

81 Expr *sqlite3ExprAddCollateToken( -

82 Parse *pParse, /* Parsing context */ -

83 Expr *pExpr, /* Add the "COLLATE" clause to this expression */ -

84 const Token *pCollName, /* Name of collating sequence */ -

85 int dequote /* True to dequote pCollName */ -

86 ){ -

if( pCollName->n>0 ){

pCollName->n>0	Description
TRUE	evaluated 15719 times by 1 test Evaluated by: Self test (438)
FALSE	never evaluated

0-15719

88 Expr *pNew = sqlite3ExprAlloc(pParse->db, TK_COLLATE, pCollName, dequote); -

if( pNew ){

pNew	Description
TRUE	evaluated 15719 times by 1 test Evaluated by: Self test (438)
FALSE	never evaluated

0-15719

90 pNew->pLeft = pExpr; -

91 pNew->flags |= EP_Collate|EP_Skip; -

92 pExpr = pNew; -

}

executed 15719 times by 1 test: end of block

Executed by:

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15719

}

executed 15719 times by 1 test: end of block

Executed by:

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15719

return pExpr;

executed 15719 times by 1 test: return pExpr;

Executed by:

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15719

96 } -

97 Expr *sqlite3ExprAddCollateString(Parse *pParse, Expr *pExpr, const char *zC){ -

98 Token s; -

99 assert( zC!=0 ); -

100 sqlite3TokenInit(&s, (char*)zC); -

101

return sqlite3ExprAddCollateToken(pParse, pExpr, &s, 0);

executed 14695 times by 1 test: return sqlite3ExprAddCollateToken(pParse, pExpr, &s, 0);

Executed by:

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14695

102 } -

103 -

104 /* -

105 ** Skip over any TK_COLLATE operators and any unlikely() -

106 ** or likelihood() function at the root of an expression. -

107 */ -

108 Expr *sqlite3ExprSkipCollate(Expr *pExpr){ -

109

while( pExpr && ExprHasProperty(pExpr, EP_Skip) ){

pExpr

Description

TRUE

evaluated 3060105 times by 435 tests

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FALSE

evaluated 212101 times by 435 tests

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(((pExpr)->fla...0x001000))!=0)

Description

TRUE

evaluated 45611 times by 1 test

Evaluated by:

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FALSE

evaluated 3014494 times by 435 tests

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45611-3060105

110

if( ExprHasProperty(pExpr, EP_Unlikely) ){

(((pExpr)->fla...0x040000))!=0)	Description
TRUE	evaluated 130 times by 1 test Evaluated by: Self test (438)
FALSE	evaluated 45481 times by 1 test Evaluated by: Self test (438)

130-45481

111 assert( !ExprHasProperty(pExpr, EP_xIsSelect) ); -

112 assert( pExpr->x.pList->nExpr>0 ); -

113 assert( pExpr->op==TK_FUNCTION ); -

114 pExpr = pExpr->x.pList->a[0].pExpr; -

115

}else{

executed 130 times by 1 test: end of block

Executed by:

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130

116 assert( pExpr->op==TK_COLLATE ); -

117 pExpr = pExpr->pLeft; -

118

}

executed 45481 times by 1 test: end of block

Executed by:

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45481

119 } -

120

return pExpr;

executed 3226595 times by 435 tests: return pExpr;

Executed by:

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3226595

121 } -

122 -

123 /* -

124 ** Return the collation sequence for the expression pExpr. If -

125 ** there is no defined collating sequence, return NULL. -

126 ** -

127 ** See also: sqlite3ExprNNCollSeq() -

128 ** -

129 ** The sqlite3ExprNNCollSeq() works the same exact that it returns the -

130 ** default collation if pExpr has no defined collation. -

131 ** -

132 ** The collating sequence might be determined by a COLLATE operator -

133 ** or by the presence of a column with a defined collating sequence. -

134 ** COLLATE operators take first precedence. Left operands take -

135 ** precedence over right operands. -

136 */ -

137 CollSeq *sqlite3ExprCollSeq(Parse *pParse, Expr *pExpr){ -

138 sqlite3 *db = pParse->db; -

139 CollSeq *pColl = 0; -

140 Expr *p = pExpr; -

141

while( p ){

Description

TRUE

evaluated 533616 times by 435 tests

Evaluated by:

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FALSE

evaluated 84 times by 1 test

Evaluated by:

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84-533616

142 int op = p->op; -

143

if( p->flags & EP_Generic ) break;

executed 52 times by 1 test: break;

Executed by:

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p->flags & 0x000200

Description

TRUE

evaluated 52 times by 1 test

Evaluated by:

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FALSE

evaluated 533564 times by 435 tests

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52-533564

144

if( (op==TK_AGG_COLUMN || op==TK_COLUMN

op==160

Description

TRUE

evaluated 13349 times by 1 test

Evaluated by:

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FALSE

evaluated 520215 times by 435 tests

Evaluated by:

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op==158

Description

TRUE

evaluated 283871 times by 435 tests

Evaluated by:

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FALSE

evaluated 236344 times by 334 tests

Evaluated by:

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13349-520215

145

|| op==TK_REGISTER || op==TK_TRIGGER)

op==164

Description

TRUE

evaluated 13661 times by 1 test

Evaluated by:

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FALSE

evaluated 222683 times by 334 tests

Evaluated by:

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op==77

Description

TRUE

evaluated 4817 times by 1 test

Evaluated by:

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FALSE

evaluated 217866 times by 334 tests

Evaluated by:

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4817-222683

146

&& p->y.pTab!=0

p->y.pTab!=0

Description

TRUE

evaluated 307913 times by 435 tests

Evaluated by:

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Self test (115)
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Self test (118)
Self test (119)
Self test (12)
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Self test (121)
...

FALSE

evaluated 7785 times by 1 test

Evaluated by:

Self test (438)

7785-307913

147 ){ -

148 /* op==TK_REGISTER && p->y.pTab!=0 happens when pExpr was originally -

149 ** a TK_COLUMN but was previously evaluated and cached in a register */ -

150 int j = p->iColumn; -

151

if( j>=0 ){

j>=0

Description

TRUE

evaluated 251688 times by 34 tests

Evaluated by:

Self test
Self test (100)
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Self test (24)
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Self test (438)
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Self test (48)
Self test (5)
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...

FALSE

evaluated 56225 times by 435 tests

Evaluated by:

Self test
Self test (10)
Self test (100)
Self test (101)
Self test (103)
Self test (104)
Self test (105)
Self test (106)
Self test (107)
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...

56225-251688

152 const char *zColl = p->y.pTab->aCol[j].zColl; -

153 pColl = sqlite3FindCollSeq(db, ENC(db), zColl, 0); -

154

}

executed 251688 times by 34 tests: end of block

Executed by:

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Self test (24)
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...

251688

155

break;

executed 307913 times by 435 tests: break;

Executed by:

Self test
Self test (10)
Self test (100)
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Self test (104)
Self test (105)
Self test (106)
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...

307913

156 } -

157

if( op==TK_CAST || op==TK_UPLUS ){

op==36

Description

TRUE

evaluated 1011 times by 1 test

Evaluated by:

Self test (438)

FALSE

evaluated 224640 times by 334 tests

Evaluated by:

Self test (106)
Self test (107)
Self test (108)
Self test (109)
Self test (110)
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...

op==162

Description

TRUE

evaluated 7199 times by 1 test

Evaluated by:

Self test (438)

FALSE

evaluated 217441 times by 334 tests

Evaluated by:

Self test (106)
Self test (107)
Self test (108)
Self test (109)
Self test (110)
Self test (111)
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...

1011-224640

158 p = p->pLeft; -

159

continue;

executed 8210 times by 1 test: continue;

Executed by:

Self test (438)

8210

160 } -

161

if( op==TK_COLLATE || (op==TK_REGISTER && p->op2==TK_COLLATE) ){

op==102

Description

TRUE

evaluated 18987 times by 1 test

Evaluated by:

Self test (438)

FALSE

evaluated 198454 times by 334 tests

Evaluated by:

Self test (106)
Self test (107)
Self test (108)
Self test (109)
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...

op==164

Description

TRUE

evaluated 7500 times by 1 test

Evaluated by:

Self test (438)

FALSE

evaluated 190954 times by 334 tests

Evaluated by:

Self test (106)
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...

p->op2==102	Description
TRUE	evaluated 10 times by 1 test Evaluated by: Self test (438)
FALSE	evaluated 7490 times by 1 test Evaluated by: Self test (438)

10-198454

162 pColl = sqlite3GetCollSeq(pParse, ENC(db), 0, p->u.zToken); -

163

break;

executed 18997 times by 1 test: break;

Executed by:

Self test (438)

18997

164 } -

165

if( p->flags & EP_Collate ){

p->flags & 0x000100

Description

TRUE

evaluated 110 times by 1 test

Evaluated by:

Self test (438)

FALSE

evaluated 198334 times by 334 tests

Evaluated by:

Self test (106)
Self test (107)
Self test (108)
Self test (109)
Self test (110)
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...

110-198334

166

if( p->pLeft && (p->pLeft->flags & EP_Collate)!=0 ){

p->pLeft	Description
TRUE	evaluated 104 times by 1 test Evaluated by: Self test (438)
FALSE	evaluated 6 times by 1 test Evaluated by: Self test (438)

(p->pLeft->fla...& 0x000100)!=0	Description
TRUE	evaluated 21 times by 1 test Evaluated by: Self test (438)
FALSE	evaluated 83 times by 1 test Evaluated by: Self test (438)

6-104

167 p = p->pLeft; -

168

}else{

executed 21 times by 1 test: end of block

Executed by:

Self test (438)

169 Expr *pNext = p->pRight; -

170 /* The Expr.x union is never used at the same time as Expr.pRight */ -

171 assert( p->x.pList==0 || p->pRight==0 ); -

172 /* p->flags holds EP_Collate and p->pLeft->flags does not. And -

173 ** p->x.pSelect cannot. So if p->x.pLeft exists, it must hold at -

174 ** least one EP_Collate. Thus the following two ALWAYS. */ -

175

if( p->x.pList!=0 && ALWAYS(!ExprHasProperty(p, EP_xIsSelect)) ){

p->x.pList!=0	Description
TRUE	evaluated 6 times by 1 test Evaluated by: Self test (438)
FALSE	evaluated 83 times by 1 test Evaluated by: Self test (438)

(!(((p)->flags...x000800))!=0))	Description
TRUE	evaluated 6 times by 1 test Evaluated by: Self test (438)
FALSE	never evaluated

0-83

176 int i; -

177

for(i=0; ALWAYS(i<p->x.pList->nExpr); i++){

(i<p->x.pList->nExpr)	Description
TRUE	evaluated 9 times by 1 test Evaluated by: Self test (438)
FALSE	never evaluated

0-9

178

if( ExprHasProperty(p->x.pList->a[i].pExpr, EP_Collate) ){

(((p->x.pList-...0x000100))!=0)	Description
TRUE	evaluated 6 times by 1 test Evaluated by: Self test (438)
FALSE	evaluated 3 times by 1 test Evaluated by: Self test (438)

3-6

179 pNext = p->x.pList->a[i].pExpr; -

180

break;

executed 6 times by 1 test: break;

Executed by:

Self test (438)

181 } -

182

}

executed 3 times by 1 test: end of block

Executed by:

Self test (438)

183

}

executed 6 times by 1 test: end of block

Executed by:

Self test (438)

184 p = pNext; -

185

}

executed 89 times by 1 test: end of block

Executed by:

Self test (438)

186 }else{ -

187

break;

executed 198334 times by 334 tests: break;

Executed by:

Self test (106)
Self test (107)
Self test (108)
Self test (109)
Self test (110)
Self test (111)
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...

198334

188 } -

189 } -

190

if( sqlite3CheckCollSeq(pParse, pColl) ){

sqlite3CheckCo...pParse, pColl)

Description

TRUE

evaluated 20 times by 1 test

Evaluated by:

Self test (438)

FALSE

evaluated 525360 times by 435 tests

Evaluated by:

Self test
Self test (10)
Self test (100)
Self test (101)
Self test (103)
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...

20-525360

191 pColl = 0; -

192

}

executed 20 times by 1 test: end of block

Executed by:

Self test (438)

193

return pColl;

executed 525380 times by 435 tests: return pColl;

Executed by:

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Self test (10)
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...

525380

194 } -

195 -

196 /* -

197 ** Return the collation sequence for the expression pExpr. If -

198 ** there is no defined collating sequence, return a pointer to the -

199 ** defautl collation sequence. -

200 ** -

201 ** See also: sqlite3ExprCollSeq() -

202 ** -

203 ** The sqlite3ExprCollSeq() routine works the same except that it -

204 ** returns NULL if there is no defined collation. -

205 */ -

206 CollSeq *sqlite3ExprNNCollSeq(Parse *pParse, Expr *pExpr){ -

207 CollSeq *p = sqlite3ExprCollSeq(pParse, pExpr); -

208

if( p==0 ) p = pParse->db->pDfltColl;

executed 54251 times by 435 tests: p = pParse->db->pDfltColl;

Executed by:

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Self test (100)
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...

p==0

Description

TRUE

evaluated 54251 times by 435 tests

Evaluated by:

Self test
Self test (10)
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Self test (105)
Self test (106)
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...

FALSE

evaluated 29691 times by 2 tests

Evaluated by:

Self test (438)
Self test (47)

29691-54251

209 assert( p!=0 ); -

210

return p;

executed 83942 times by 435 tests: return p;

Executed by:

Self test
Self test (10)
Self test (100)
Self test (101)
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Self test (104)
Self test (105)
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...

83942

211 } -

212 -

213 /* -

214 ** Return TRUE if the two expressions have equivalent collating sequences. -

215 */ -

216 int sqlite3ExprCollSeqMatch(Parse *pParse, Expr *pE1, Expr *pE2){ -

217 CollSeq *pColl1 = sqlite3ExprNNCollSeq(pParse, pE1); -

218 CollSeq *pColl2 = sqlite3ExprNNCollSeq(pParse, pE2); -

219

return sqlite3StrICmp(pColl1->zName, pColl2->zName)==0;

executed 2419 times by 1 test: return sqlite3StrICmp(pColl1->zName, pColl2->zName)==0;

Executed by:

Self test (438)

2419

220 } -

221 -

222 /* -

223 ** pExpr is an operand of a comparison operator. aff2 is the -

224 ** type affinity of the other operand. This routine returns the -

225 ** type affinity that should be used for the comparison operator. -

226 */ -

227 char sqlite3CompareAffinity(Expr *pExpr, char aff2){ -

228 char aff1 = sqlite3ExprAffinity(pExpr); -

229

if( aff1 && aff2 ){

aff1

Description

TRUE

evaluated 138650 times by 34 tests

Evaluated by:

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Self test (100)
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Self test (104)
Self test (24)
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Self test (5)
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...

FALSE

evaluated 219199 times by 365 tests

Evaluated by:

Self test
Self test (100)
Self test (101)
Self test (104)
Self test (106)
Self test (107)
Self test (108)
Self test (109)
Self test (110)
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...

aff2

Description

TRUE

evaluated 44909 times by 1 test

Evaluated by:

Self test (438)

FALSE

evaluated 93741 times by 34 tests

Evaluated by:

Self test
Self test (100)
Self test (101)
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Self test (24)
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...

44909-219199

230 /* Both sides of the comparison are columns. If one has numeric -

231 ** affinity, use that. Otherwise use no affinity. -

232 */ -

233

if( sqlite3IsNumericAffinity(aff1) || sqlite3IsNumericAffinity(aff2) ){

((aff1)>='C')	Description
TRUE	evaluated 5382 times by 1 test Evaluated by: Self test (438)
FALSE	evaluated 39527 times by 1 test Evaluated by: Self test (438)

((aff2)>='C')	Description
TRUE	evaluated 834 times by 1 test Evaluated by: Self test (438)
FALSE	evaluated 38693 times by 1 test Evaluated by: Self test (438)

834-39527

234

return SQLITE_AFF_NUMERIC;

executed 6216 times by 1 test: return 'C';

Executed by:

Self test (438)

6216

235 }else{ -

236

return SQLITE_AFF_BLOB;

executed 38693 times by 1 test: return 'A';

Executed by:

Self test (438)

38693

237 } -

238

}else if( !aff1 && !aff2 ){

!aff1

Description

TRUE

evaluated 219199 times by 365 tests

Evaluated by:

Self test
Self test (100)
Self test (101)
Self test (104)
Self test (106)
Self test (107)
Self test (108)
Self test (109)
Self test (110)
Self test (111)
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Self test (113)
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Self test (119)
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Self test (121)
Self test (122)
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...

FALSE

evaluated 93741 times by 34 tests

Evaluated by:

Self test
Self test (100)
Self test (101)
Self test (104)
Self test (24)
Self test (26)
Self test (27)
Self test (28)
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Self test (48)
Self test (5)
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...

!aff2

Description

TRUE

evaluated 66588 times by 334 tests

Evaluated by:

Self test (106)
Self test (107)
Self test (108)
Self test (109)
Self test (110)
Self test (111)
Self test (112)
Self test (113)
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Self test (121)
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...

FALSE

evaluated 152611 times by 33 tests

Evaluated by:

Self test
Self test (100)
Self test (101)
Self test (104)
Self test (24)
Self test (26)
Self test (27)
Self test (28)
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...

66588-219199

239 /* Neither side of the comparison is a column. Compare the -

240 ** results directly. -

241 */ -

242

return SQLITE_AFF_BLOB;

executed 66588 times by 334 tests: return 'A';

Executed by:

Self test (106)
Self test (107)
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...

66588

243 }else{ -

244 /* One side is a column, the other is not. Use the columns affinity. */ -

245 assert( aff1==0 || aff2==0 ); -

246

return (aff1 + aff2);

executed 246352 times by 34 tests: return (aff1 + aff2);

Executed by:

Self test
Self test (100)
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Self test (438)
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...

246352

247 } -

248 } -

249 -

250 /* -

251 ** pExpr is a comparison operator. Return the type affinity that should -

252 ** be applied to both operands prior to doing the comparison. -

253 */ -

254 static char comparisonAffinity(Expr *pExpr){ -

255 char aff; -

256 assert( pExpr->op==TK_EQ || pExpr->op==TK_IN || pExpr->op==TK_LT || -

257 pExpr->op==TK_GT || pExpr->op==TK_GE || pExpr->op==TK_LE || -

258 pExpr->op==TK_NE || pExpr->op==TK_IS || pExpr->op==TK_ISNOT ); -

259 assert( pExpr->pLeft ); -

260 aff = sqlite3ExprAffinity(pExpr->pLeft); -

261

if( pExpr->pRight ){

pExpr->pRight

Description

TRUE

evaluated 135182 times by 33 tests

Evaluated by:

Self test
Self test (100)
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Self test (104)
Self test (24)
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...

FALSE

evaluated 896 times by 1 test

Evaluated by:

Self test (438)

896-135182

262 aff = sqlite3CompareAffinity(pExpr->pRight, aff); -

263

}else if( ExprHasProperty(pExpr, EP_xIsSelect) ){

executed 135182 times by 33 tests: end of block

Executed by:

Self test
Self test (100)
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Self test (91)
...

(((pExpr)->fla...0x000800))!=0)	Description
TRUE	evaluated 462 times by 1 test Evaluated by: Self test (438)
FALSE	evaluated 434 times by 1 test Evaluated by: Self test (438)

434-135182

264 aff = sqlite3CompareAffinity(pExpr->x.pSelect->pEList->a[0].pExpr, aff); -

265

}else if( aff==0 ){

executed 462 times by 1 test: end of block

Executed by:

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aff==0	Description
TRUE	evaluated 4 times by 1 test Evaluated by: Self test (438)
FALSE	evaluated 430 times by 1 test Evaluated by: Self test (438)

4-462

266 aff = SQLITE_AFF_BLOB; -

267

}

executed 4 times by 1 test: end of block

Executed by:

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268

return aff;

executed 136078 times by 33 tests: return aff;

Executed by:

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...

136078

269 } -

270 -

271 /* -

272 ** pExpr is a comparison expression, eg. '=', '<', IN(...) etc. -

273 ** idx_affinity is the affinity of an indexed column. Return true -

274 ** if the index with affinity idx_affinity may be used to implement -

275 ** the comparison in pExpr. -

276 */ -

277 int sqlite3IndexAffinityOk(Expr *pExpr, char idx_affinity){ -

278 char aff = comparisonAffinity(pExpr); -

279 switch( aff ){ -

280

case SQLITE_AFF_BLOB:

executed 74782 times by 3 tests: case 'A':

Executed by:

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74782

281

return 1;

executed 74782 times by 3 tests: return 1;

Executed by:

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74782

282

case SQLITE_AFF_TEXT:

executed 48042 times by 31 tests: case 'B':

Executed by:

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48042

283

return idx_affinity==SQLITE_AFF_TEXT;

executed 48042 times by 31 tests: return idx_affinity=='B';

Executed by:

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48042

284

default:

executed 13254 times by 4 tests: default:

Executed by:

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13254

285

return sqlite3IsNumericAffinity(idx_affinity);

executed 13254 times by 4 tests: return ((idx_affinity)>='C');

Executed by:

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13254

286 } -

287 } -

288 -

289 /* -

290 ** Return the P5 value that should be used for a binary comparison -

291 ** opcode (OP_Eq, OP_Ge etc.) used to compare pExpr1 and pExpr2. -

292 */ -

293 static u8 binaryCompareP5(Expr *pExpr1, Expr *pExpr2, int jumpIfNull){ -

294 u8 aff = (char)sqlite3ExprAffinity(pExpr2); -

295 aff = (u8)sqlite3CompareAffinity(pExpr1, aff) | (u8)jumpIfNull; -

296

return aff;

executed 175734 times by 366 tests: return aff;

Executed by:

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...

175734

297 } -

298 -

299 /* -

300 ** Return a pointer to the collation sequence that should be used by -

301 ** a binary comparison operator comparing pLeft and pRight. -

302 ** -

303 ** If the left hand expression has a collating sequence type, then it is -

304 ** used. Otherwise the collation sequence for the right hand expression -

305 ** is used, or the default (BINARY) if neither expression has a collating -

306 ** type. -

307 ** -

308 ** Argument pRight (but not pLeft) may be a null pointer. In this case, -

309 ** it is not considered. -

310 */ -

311 CollSeq *sqlite3BinaryCompareCollSeq( -

312 Parse *pParse, -

313 Expr *pLeft, -

314 Expr *pRight -

315 ){ -

316 CollSeq *pColl; -

317 assert( pLeft ); -

318

if( pLeft->flags & EP_Collate ){

pLeft->flags & 0x000100

Description

TRUE

evaluated 14152 times by 1 test

Evaluated by:

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FALSE

evaluated 248153 times by 366 tests

Evaluated by:

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14152-248153

319 pColl = sqlite3ExprCollSeq(pParse, pLeft); -

320

}else if( pRight && (pRight->flags & EP_Collate)!=0 ){

executed 14152 times by 1 test: end of block

Executed by:

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pRight

Description

TRUE

evaluated 247269 times by 366 tests

Evaluated by:

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...

FALSE

evaluated 884 times by 1 test

Evaluated by:

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(pRight->flags & 0x000100)!=0

Description

TRUE

evaluated 5339 times by 1 test

Evaluated by:

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FALSE

evaluated 241930 times by 366 tests

Evaluated by:

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...

884-247269

321 pColl = sqlite3ExprCollSeq(pParse, pRight); -

322

}else{

executed 5339 times by 1 test: end of block

Executed by:

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5339

323 pColl = sqlite3ExprCollSeq(pParse, pLeft); -

324

if( !pColl ){

!pColl

Description

TRUE

evaluated 73818 times by 334 tests

Evaluated by:

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...

FALSE

evaluated 168996 times by 34 tests

Evaluated by:

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...

73818-168996

325 pColl = sqlite3ExprCollSeq(pParse, pRight); -

326

}

executed 73818 times by 334 tests: end of block

Executed by:

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73818

327

}

executed 242814 times by 366 tests: end of block

Executed by:

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...

242814

328

return pColl;

executed 262305 times by 366 tests: return pColl;

Executed by:

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...

262305

329 } -

330 -

331 /* -

332 ** Generate code for a comparison operator. -

333 */ -

334 static int codeCompare( -

335 Parse *pParse, /* The parsing (and code generating) context */ -

336 Expr *pLeft, /* The left operand */ -

337 Expr *pRight, /* The right operand */ -

338 int opcode, /* The comparison opcode */ -

339 int in1, int in2, /* Register holding operands */ -

340 int dest, /* Jump here if true. */ -

341 int jumpIfNull /* If true, jump if either operand is NULL */ -

342 ){ -

343 int p5; -

344 int addr; -

345 CollSeq *p4; -

346 -

347 p4 = sqlite3BinaryCompareCollSeq(pParse, pLeft, pRight); -

348 p5 = binaryCompareP5(pLeft, pRight, jumpIfNull); -

349 addr = sqlite3VdbeAddOp4(pParse->pVdbe, opcode, in2, dest, in1, -

350 (void*)p4, P4_COLLSEQ); -

351 sqlite3VdbeChangeP5(pParse->pVdbe, (u8)p5); -

352

return addr;

executed 175734 times by 366 tests: return addr;

Executed by:

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...

175734

353 } -

354 -

355 /* -

356 ** Return true if expression pExpr is a vector, or false otherwise. -

357 ** -

358 ** A vector is defined as any expression that results in two or more -

359 ** columns of result. Every TK_VECTOR node is an vector because the -

360 ** parser will not generate a TK_VECTOR with fewer than two entries. -

361 ** But a TK_SELECT might be either a vector or a scalar. It is only -

362 ** considered a vector if it has two or more result columns. -

363 */ -

364 int sqlite3ExprIsVector(Expr *pExpr){ -

365

return sqlite3ExprVectorSize(pExpr)>1;

executed 301869 times by 366 tests: return sqlite3ExprVectorSize(pExpr)>1;

Executed by:

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301869

366 } -

367 -

368 /* -

369 ** If the expression passed as the only argument is of type TK_VECTOR -

370 ** return the number of expressions in the vector. Or, if the expression -

371 ** is a sub-select, return the number of columns in the sub-select. For -

372 ** any other type of expression, return 1. -

373 */ -

374 int sqlite3ExprVectorSize(Expr *pExpr){ -

375 u8 op = pExpr->op; -

376

if( op==TK_REGISTER ) op = pExpr->op2;

executed 43142 times by 30 tests: op = pExpr->op2;

Executed by:

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...

op==164

Description

TRUE

evaluated 43142 times by 30 tests

Evaluated by:

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...

FALSE

evaluated 947802 times by 368 tests

Evaluated by:

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43142-947802

377

if( op==TK_VECTOR ){

op==165

Description

TRUE

evaluated 29545 times by 1 test

Evaluated by:

Self test (438)

FALSE

evaluated 961399 times by 368 tests

Evaluated by:

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29545-961399

378

return pExpr->x.pList->nExpr;

executed 29545 times by 1 test: return pExpr->x.pList->nExpr;

Executed by:

Self test (438)

29545

379

}else if( op==TK_SELECT ){

op==127

Description

TRUE

evaluated 10069 times by 1 test

Evaluated by:

Self test (438)

FALSE

evaluated 951330 times by 368 tests

Evaluated by:

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10069-951330

380

return pExpr->x.pSelect->pEList->nExpr;

executed 10069 times by 1 test: return pExpr->x.pSelect->pEList->nExpr;

Executed by:

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10069

381 }else{ -

382

return 1;

executed 951330 times by 368 tests: return 1;

Executed by:

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951330

383 } -

384 } -

385 -

386 /* -

387 ** Return a pointer to a subexpression of pVector that is the i-th -

388 ** column of the vector (numbered starting with 0). The caller must -

389 ** ensure that i is within range. -

390 ** -

391 ** If pVector is really a scalar (and "scalar" here includes subqueries -

392 ** that return a single column!) then return pVector unmodified. -

393 ** -

394 ** pVector retains ownership of the returned subexpression. -

395 ** -

396 ** If the vector is a (SELECT ...) then the expression returned is -

397 ** just the expression for the i-th term of the result set, and may -

398 ** not be ready for evaluation because the table cursor has not yet -

399 ** been positioned. -

400 */ -

401 Expr *sqlite3VectorFieldSubexpr(Expr *pVector, int i){ -

402 assert( i<sqlite3ExprVectorSize(pVector) ); -

403

if( sqlite3ExprIsVector(pVector) ){

sqlite3ExprIsVector(pVector)	Description
TRUE	evaluated 6099 times by 1 test Evaluated by: Self test (438)
FALSE	evaluated 31856 times by 2 tests Evaluated by: Self test (34) Self test (438)

6099-31856

404 assert( pVector->op2==0 || pVector->op==TK_REGISTER ); -

405

if( pVector->op==TK_SELECT || pVector->op2==TK_SELECT ){

pVector->op==127	Description
TRUE	evaluated 1862 times by 1 test Evaluated by: Self test (438)
FALSE	evaluated 4237 times by 1 test Evaluated by: Self test (438)

pVector->op2==127	Description
TRUE	evaluated 12 times by 1 test Evaluated by: Self test (438)
FALSE	evaluated 4225 times by 1 test Evaluated by: Self test (438)

12-4237

406

return pVector->x.pSelect->pEList->a[i].pExpr;

executed 1874 times by 1 test: return pVector->x.pSelect->pEList->a[i].pExpr;

Executed by:

Self test (438)

1874

407 }else{ -

408

return pVector->x.pList->a[i].pExpr;

executed 4225 times by 1 test: return pVector->x.pList->a[i].pExpr;

Executed by:

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4225

409 } -

410 } -

411

return pVector;

executed 31856 times by 2 tests: return pVector;

Executed by:

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Self test (438)

31856

412 } -

413 -

414 /* -

415 ** Compute and return a new Expr object which when passed to -

416 ** sqlite3ExprCode() will generate all necessary code to compute -

417 ** the iField-th column of the vector expression pVector. -

418 ** -

419 ** It is ok for pVector to be a scalar (as long as iField==0). -

420 ** In that case, this routine works like sqlite3ExprDup(). -

421 ** -

422 ** The caller owns the returned Expr object and is responsible for -

423 ** ensuring that the returned value eventually gets freed. -

424 ** -

425 ** The caller retains ownership of pVector. If pVector is a TK_SELECT, -

426 ** then the returned object will reference pVector and so pVector must remain -

427 ** valid for the life of the returned object. If pVector is a TK_VECTOR -

428 ** or a scalar expression, then it can be deleted as soon as this routine -

429 ** returns. -

430 ** -

431 ** A trick to cause a TK_SELECT pVector to be deleted together with -

432 ** the returned Expr object is to attach the pVector to the pRight field -

433 ** of the returned TK_SELECT_COLUMN Expr object. -

434 */ -

435 Expr *sqlite3ExprForVectorField( -

436 Parse *pParse, /* Parsing context */ -

437 Expr *pVector, /* The vector. List of expressions or a sub-SELECT */ -

438 int iField /* Which column of the vector to return */ -

439 ){ -

440 Expr *pRet; -

441

if( pVector->op==TK_SELECT ){

pVector->op==127	Description
TRUE	evaluated 1903 times by 1 test Evaluated by: Self test (438)
FALSE	evaluated 5959 times by 1 test Evaluated by: Self test (438)

1903-5959

442 assert( pVector->flags & EP_xIsSelect ); -

443 /* The TK_SELECT_COLUMN Expr node: -

444 ** -

445 ** pLeft: pVector containing TK_SELECT. Not deleted. -

446 ** pRight: not used. But recursively deleted. -

447 ** iColumn: Index of a column in pVector -

448 ** iTable: 0 or the number of columns on the LHS of an assignment -

449 ** pLeft->iTable: First in an array of register holding result, or 0 -

450 ** if the result is not yet computed. -

451 ** -

452 ** sqlite3ExprDelete() specifically skips the recursive delete of -

453 ** pLeft on TK_SELECT_COLUMN nodes. But pRight is followed, so pVector -

454 ** can be attached to pRight to cause this node to take ownership of -

455 ** pVector. Typically there will be multiple TK_SELECT_COLUMN nodes -

456 ** with the same pLeft pointer to the pVector, but only one of them -

457 ** will own the pVector. -

458 */ -

459 pRet = sqlite3PExpr(pParse, TK_SELECT_COLUMN, 0, 0); -

460

if( pRet ){

pRet	Description
TRUE	evaluated 1903 times by 1 test Evaluated by: Self test (438)
FALSE	never evaluated

0-1903

461 pRet->iColumn = iField; -

462 pRet->pLeft = pVector; -

463

}

executed 1903 times by 1 test: end of block

Executed by:

Self test (438)

1903

464 assert( pRet==0 || pRet->iTable==0 ); -

465

}else{

executed 1903 times by 1 test: end of block

Executed by:

Self test (438)

1903

466

if( pVector->op==TK_VECTOR ) pVector = pVector->x.pList->a[iField].pExpr;

executed 5958 times by 1 test: pVector = pVector->x.pList->a[iField].pExpr;

Executed by:

Self test (438)

pVector->op==165	Description
TRUE	evaluated 5958 times by 1 test Evaluated by: Self test (438)
FALSE	evaluated 1 time by 1 test Evaluated by: Self test (438)

1-5958

467 pRet = sqlite3ExprDup(pParse->db, pVector, 0); -

468

}

executed 5959 times by 1 test: end of block

Executed by:

Self test (438)

5959

469

return pRet;

executed 7862 times by 1 test: return pRet;

Executed by:

Self test (438)

7862

470 } -

471 -

472 /* -

473 ** If expression pExpr is of type TK_SELECT, generate code to evaluate -

474 ** it. Return the register in which the result is stored (or, if the -

475 ** sub-select returns more than one column, the first in an array -

476 ** of registers in which the result is stored). -

477 ** -

478 ** If pExpr is not a TK_SELECT expression, return 0. -

479 */ -

480 static int exprCodeSubselect(Parse *pParse, Expr *pExpr){ -

481 int reg = 0; -

482 #ifndef SQLITE_OMIT_SUBQUERY -

483

if( pExpr->op==TK_SELECT ){

pExpr->op==127	Description
TRUE	evaluated 1363 times by 1 test Evaluated by: Self test (438)
FALSE	evaluated 4613 times by 1 test Evaluated by: Self test (438)

1363-4613

484 reg = sqlite3CodeSubselect(pParse, pExpr, 0, 0); -

485

}

executed 1363 times by 1 test: end of block

Executed by:

Self test (438)

1363

486 #endif -

487

return reg;

executed 5976 times by 1 test: return reg;

Executed by:

Self test (438)

5976

488 } -

489 -

490 /* -

491 ** Argument pVector points to a vector expression - either a TK_VECTOR -

492 ** or TK_SELECT that returns more than one column. This function returns -

493 ** the register number of a register that contains the value of -

494 ** element iField of the vector. -

495 ** -

496 ** If pVector is a TK_SELECT expression, then code for it must have -

497 ** already been generated using the exprCodeSubselect() routine. In this -

498 ** case parameter regSelect should be the first in an array of registers -

499 ** containing the results of the sub-select. -

500 ** -

501 ** If pVector is of type TK_VECTOR, then code for the requested field -

502 ** is generated. In this case (*pRegFree) may be set to the number of -

503 ** a temporary register to be freed by the caller before returning. -

504 ** -

505 ** Before returning, output parameter (*ppExpr) is set to point to the -

506 ** Expr object corresponding to element iElem of the vector. -

507 */ -

508 static int exprVectorRegister( -

509 Parse *pParse, /* Parse context */ -

510 Expr *pVector, /* Vector to extract element from */ -

511 int iField, /* Field to extract from pVector */ -

512 int regSelect, /* First in array of registers */ -

513 Expr **ppExpr, /* OUT: Expression element */ -

514 int *pRegFree /* OUT: Temp register to free */ -

515 ){ -

516 u8 op = pVector->op; -

517 assert( op==TK_VECTOR || op==TK_REGISTER || op==TK_SELECT ); -

518

if( op==TK_REGISTER ){

op==164	Description
TRUE	evaluated 61 times by 1 test Evaluated by: Self test (438)
FALSE	evaluated 17361 times by 1 test Evaluated by: Self test (438)

61-17361

519 *ppExpr = sqlite3VectorFieldSubexpr(pVector, iField); -

520

return pVector->iTable+iField;

executed 61 times by 1 test: return pVector->iTable+iField;

Executed by:

Self test (438)

521 } -

522

if( op==TK_SELECT ){

op==127	Description
TRUE	evaluated 3964 times by 1 test Evaluated by: Self test (438)
FALSE	evaluated 13397 times by 1 test Evaluated by: Self test (438)

3964-13397

523 *ppExpr = pVector->x.pSelect->pEList->a[iField].pExpr; -

524

return regSelect+iField;

executed 3964 times by 1 test: return regSelect+iField;

Executed by:

Self test (438)

3964

525 } -

526 *ppExpr = pVector->x.pList->a[iField].pExpr; -

527

return sqlite3ExprCodeTemp(pParse, *ppExpr, pRegFree);

executed 13397 times by 1 test: return sqlite3ExprCodeTemp(pParse, *ppExpr, pRegFree);

Executed by:

Self test (438)

13397

528 } -

529 -

530 /* -

531 ** Expression pExpr is a comparison between two vector values. Compute -

532 ** the result of the comparison (1, 0, or NULL) and write that -

533 ** result into register dest. -

534 ** -

535 ** The caller must satisfy the following preconditions: -

536 ** -

537 ** if pExpr->op==TK_IS: op==TK_EQ and p5==SQLITE_NULLEQ -

538 ** if pExpr->op==TK_ISNOT: op==TK_NE and p5==SQLITE_NULLEQ -

539 ** otherwise: op==pExpr->op and p5==0 -

540 */ -

541 static void codeVectorCompare( -

542 Parse *pParse, /* Code generator context */ -

543 Expr *pExpr, /* The comparison operation */ -

544 int dest, /* Write results into this register */ -

545 u8 op, /* Comparison operator */ -

546 u8 p5 /* SQLITE_NULLEQ or zero */ -

547 ){ -

548 Vdbe *v = pParse->pVdbe; -

549 Expr *pLeft = pExpr->pLeft; -

550 Expr *pRight = pExpr->pRight; -

551 int nLeft = sqlite3ExprVectorSize(pLeft); -

552 int i; -

553 int regLeft = 0; -

554 int regRight = 0; -

555 u8 opx = op; -

556 int addrDone = sqlite3VdbeMakeLabel(v); -

557 -

558

if( nLeft!=sqlite3ExprVectorSize(pRight) ){

nLeft!=sqlite3...orSize(pRight)	Description
TRUE	evaluated 3 times by 1 test Evaluated by: Self test (438)
FALSE	evaluated 2988 times by 1 test Evaluated by: Self test (438)

3-2988

559 sqlite3ErrorMsg(pParse, "row value misused"); -

560

return;

executed 3 times by 1 test: return;

Executed by:

Self test (438)

561 } -

562 assert( pExpr->op==TK_EQ || pExpr->op==TK_NE -

563 || pExpr->op==TK_IS || pExpr->op==TK_ISNOT -

564 || pExpr->op==TK_LT || pExpr->op==TK_GT -

565 || pExpr->op==TK_LE || pExpr->op==TK_GE -

566 ); -

567 assert( pExpr->op==op || (pExpr->op==TK_IS && op==TK_EQ) -

568 || (pExpr->op==TK_ISNOT && op==TK_NE) ); -

569 assert( p5==0 || pExpr->op!=op ); -

570 assert( p5==SQLITE_NULLEQ || pExpr->op==op ); -

571 -

572 p5 |= SQLITE_STOREP2; -

573

if( opx==TK_LE ) opx = TK_LT;

executed 704 times by 1 test: opx = 56;

Executed by:

Self test (438)

opx==55	Description
TRUE	evaluated 704 times by 1 test Evaluated by: Self test (438)
FALSE	evaluated 2284 times by 1 test Evaluated by: Self test (438)

704-2284

574

if( opx==TK_GE ) opx = TK_GT;

executed 706 times by 1 test: opx = 54;

Executed by:

Self test (438)

opx==57	Description
TRUE	evaluated 706 times by 1 test Evaluated by: Self test (438)
FALSE	evaluated 2282 times by 1 test Evaluated by: Self test (438)

706-2282

575 -

576 regLeft = exprCodeSubselect(pParse, pLeft); -

577 regRight = exprCodeSubselect(pParse, pRight); -

578 -

579

for(i=0; 1 /*Loop exits by "break"*/; i++){

1	Description
TRUE	evaluated 8711 times by 1 test Evaluated by: Self test (438)
FALSE	never evaluated

0-8711

580 int regFree1 = 0, regFree2 = 0; -

581 Expr *pL, *pR; -

582 int r1, r2; -

583 assert( i>=0 && i<nLeft ); -

584 r1 = exprVectorRegister(pParse, pLeft, i, regLeft, &pL, &regFree1); -

585 r2 = exprVectorRegister(pParse, pRight, i, regRight, &pR, &regFree2); -

586 codeCompare(pParse, pL, pR, opx, r1, r2, dest, p5); -

587 testcase(op==OP_Lt); VdbeCoverageIf(v,op==OP_Lt); -

588 testcase(op==OP_Le); VdbeCoverageIf(v,op==OP_Le); -

589 testcase(op==OP_Gt); VdbeCoverageIf(v,op==OP_Gt); -

590 testcase(op==OP_Ge); VdbeCoverageIf(v,op==OP_Ge); -

591 testcase(op==OP_Eq); VdbeCoverageIf(v,op==OP_Eq); -

592 testcase(op==OP_Ne); VdbeCoverageIf(v,op==OP_Ne); -

593 sqlite3ReleaseTempReg(pParse, regFree1); -

594 sqlite3ReleaseTempReg(pParse, regFree2); -

595

if( i==nLeft-1 ){

i==nLeft-1	Description
TRUE	evaluated 2988 times by 1 test Evaluated by: Self test (438)
FALSE	evaluated 5723 times by 1 test Evaluated by: Self test (438)

2988-5723

596

break;

executed 2988 times by 1 test: break;

Executed by:

Self test (438)

2988

597 } -

598

if( opx==TK_EQ ){

opx==53	Description
TRUE	evaluated 168 times by 1 test Evaluated by: Self test (438)
FALSE	evaluated 5555 times by 1 test Evaluated by: Self test (438)

168-5555

599 sqlite3VdbeAddOp2(v, OP_IfNot, dest, addrDone); VdbeCoverage(v); -

600 p5 |= SQLITE_KEEPNULL; -

601

}else if( opx==TK_NE ){

executed 168 times by 1 test: end of block

Executed by:

Self test (438)

opx==52	Description
TRUE	evaluated 47 times by 1 test Evaluated by: Self test (438)
FALSE	evaluated 5508 times by 1 test Evaluated by: Self test (438)

47-5508

602 sqlite3VdbeAddOp2(v, OP_If, dest, addrDone); VdbeCoverage(v); -

603 p5 |= SQLITE_KEEPNULL; -

604

}else{

executed 47 times by 1 test: end of block

Executed by:

Self test (438)

605 assert( op==TK_LT || op==TK_GT || op==TK_LE || op==TK_GE ); -

606 sqlite3VdbeAddOp2(v, OP_ElseNotEq, 0, addrDone); -

607 VdbeCoverageIf(v, op==TK_LT); -

608 VdbeCoverageIf(v, op==TK_GT); -

609 VdbeCoverageIf(v, op==TK_LE); -

610 VdbeCoverageIf(v, op==TK_GE); -

611

if( i==nLeft-2 ) opx = op;

executed 2818 times by 1 test: opx = op;

Executed by:

Self test (438)

i==nLeft-2	Description
TRUE	evaluated 2818 times by 1 test Evaluated by: Self test (438)
FALSE	evaluated 2690 times by 1 test Evaluated by: Self test (438)

2690-2818

612

}

executed 5508 times by 1 test: end of block

Executed by:

Self test (438)

5508

613 } -

614 sqlite3VdbeResolveLabel(v, addrDone); -

615

}

executed 2988 times by 1 test: end of block

Executed by:

Self test (438)

2988

616 -

617 #if SQLITE_MAX_EXPR_DEPTH>0 -

618 /* -

619 ** Check that argument nHeight is less than or equal to the maximum -

620 ** expression depth allowed. If it is not, leave an error message in -

621 ** pParse. -

622 */ -

623 int sqlite3ExprCheckHeight(Parse *pParse, int nHeight){ -

624 int rc = SQLITE_OK; -

625 int mxHeight = pParse->db->aLimit[SQLITE_LIMIT_EXPR_DEPTH]; -

626

if( nHeight>mxHeight ){

nHeight>mxHeight

Description

TRUE

never evaluated

FALSE

evaluated 2545654 times by 435 tests

Evaluated by:

Self test
Self test (10)
Self test (100)
Self test (101)
Self test (103)
Self test (104)
Self test (105)
Self test (106)
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Self test (111)
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...

0-2545654

627 sqlite3ErrorMsg(pParse, -

628 "Expression tree is too large (maximum depth %d)", mxHeight -

629 ); -

630 rc = SQLITE_ERROR; -

631

}

never executed: end of block

632

return rc;

executed 2545654 times by 435 tests: return rc;

Executed by:

Self test
Self test (10)
Self test (100)
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Self test (103)
Self test (104)
Self test (105)
Self test (106)
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...

2545654

633 } -

634 -

635 /* The following three functions, heightOfExpr(), heightOfExprList() -

636 ** and heightOfSelect(), are used to determine the maximum height -

637 ** of any expression tree referenced by the structure passed as the -

638 ** first argument. -

639 ** -

640 ** If this maximum height is greater than the current value pointed -

641 ** to by pnHeight, the second parameter, then set *pnHeight to that -

642 ** value. -

643 */ -

644 static void heightOfExpr(Expr *p, int *pnHeight){ -

645

if( p ){

Description

TRUE

evaluated 1780705 times by 391 tests

Evaluated by:

Self test
Self test (10)
Self test (100)
Self test (101)
Self test (104)
Self test (106)
Self test (107)
Self test (108)
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Self test (111)
Self test (112)
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Self test (12)
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...

FALSE

evaluated 1439632 times by 388 tests

Evaluated by:

Self test
Self test (10)
Self test (100)
Self test (101)
Self test (103)
Self test (104)
Self test (106)
Self test (107)
Self test (108)
Self test (109)
Self test (11)
Self test (110)
Self test (111)
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Self test (113)
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...

1439632-1780705

646

if( p->nHeight>*pnHeight ){

p->nHeight>*pnHeight

Description

TRUE

evaluated 956161 times by 391 tests

Evaluated by:

Self test
Self test (10)
Self test (100)
Self test (101)
Self test (104)
Self test (106)
Self test (107)
Self test (108)
Self test (109)
Self test (11)
Self test (110)
Self test (111)
Self test (112)
Self test (113)
Self test (114)
Self test (115)
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Self test (117)
Self test (118)
Self test (119)
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...

FALSE

evaluated 824544 times by 371 tests

Evaluated by:

Self test
Self test (100)
Self test (101)
Self test (104)
Self test (106)
Self test (107)
Self test (108)
Self test (109)
Self test (110)
Self test (111)
Self test (112)
Self test (113)
Self test (114)
Self test (115)
Self test (116)
Self test (117)
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...

824544-956161

647 *pnHeight = p->nHeight; -

648

}

executed 956161 times by 391 tests: end of block

Executed by:

Self test
Self test (10)
Self test (100)
Self test (101)
Self test (104)
Self test (106)
Self test (107)
Self test (108)
Self test (109)
Self test (11)
Self test (110)
Self test (111)
Self test (112)
Self test (113)
Self test (114)
Self test (115)
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Self test (117)
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Self test (119)
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...

956161

649

}

executed 1780705 times by 391 tests: end of block

Executed by:

Self test
Self test (10)
Self test (100)
Self test (101)
Self test (104)
Self test (106)
Self test (107)
Self test (108)
Self test (109)
Self test (11)
Self test (110)
Self test (111)
Self test (112)
Self test (113)
Self test (114)
Self test (115)
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...

1780705

650

}

executed 3220337 times by 392 tests: end of block

Executed by:

Self test
Self test (10)
Self test (100)
Self test (101)
Self test (103)
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Self test (106)
Self test (107)
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...

3220337

651 static void heightOfExprList(ExprList *p, int *pnHeight){ -

652

if( p ){

Description

TRUE

evaluated 422185 times by 368 tests

Evaluated by:

Self test (10)
Self test (100)
Self test (106)
Self test (107)
Self test (108)
Self test (109)
Self test (11)
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...

FALSE

evaluated 586593 times by 1 test

Evaluated by:

Self test (438)

422185-586593

653 int i; -

654

for(i=0; i<p->nExpr; i++){

i<p->nExpr

Description

TRUE

evaluated 524842 times by 368 tests

Evaluated by:

Self test (10)
Self test (100)
Self test (106)
Self test (107)
Self test (108)
Self test (109)
Self test (11)
Self test (110)
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Self test (121)
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...

FALSE

evaluated 422185 times by 368 tests

Evaluated by:

Self test (10)
Self test (100)
Self test (106)
Self test (107)
Self test (108)
Self test (109)
Self test (11)
Self test (110)
Self test (111)
Self test (112)
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Self test (114)
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Self test (116)
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...

422185-524842

655 heightOfExpr(p->a[i].pExpr, pnHeight); -

656

}

executed 524842 times by 368 tests: end of block

Executed by:

Self test (10)
Self test (100)
Self test (106)
Self test (107)
Self test (108)
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Self test (11)
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Self test (112)
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...

524842

657

}

executed 422185 times by 368 tests: end of block

Executed by:

Self test (10)
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Self test (106)
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Self test (108)
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...

422185

658

}

executed 1008778 times by 368 tests: end of block

Executed by:

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Self test (109)
Self test (11)
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...

1008778

659 static void heightOfSelect(Select *pSelect, int *pnHeight){ -

660 Select *p; -

661

for(p=pSelect; p; p=p->pPrior){

p	Description
TRUE	evaluated 293973 times by 1 test Evaluated by: Self test (438)
FALSE	evaluated 90396 times by 1 test Evaluated by: Self test (438)

90396-293973

662 heightOfExpr(p->pWhere, pnHeight); -

663 heightOfExpr(p->pHaving, pnHeight); -

664 heightOfExpr(p->pLimit, pnHeight); -

665 heightOfExprList(p->pEList, pnHeight); -

666 heightOfExprList(p->pGroupBy, pnHeight); -

667 heightOfExprList(p->pOrderBy, pnHeight); -

668

}

executed 293973 times by 1 test: end of block

Executed by:

Self test (438)

293973

669

}

executed 90396 times by 1 test: end of block

Executed by:

Self test (438)

90396

670 -

671 /* -

672 ** Set the Expr.nHeight variable in the structure passed as an -

673 ** argument. An expression with no children, Expr.pList or -

674 ** Expr.pSelect member has a height of 1. Any other expression -

675 ** has a height equal to the maximum height of any other -

676 ** referenced Expr plus one. -

677 ** -

678 ** Also propagate EP_Propagate flags up from Expr.x.pList to Expr.flags, -

679 ** if appropriate. -

680 */ -

681 static void exprSetHeight(Expr *p){ -

682 int nHeight = 0; -

683 heightOfExpr(p->pLeft, &nHeight); -

684 heightOfExpr(p->pRight, &nHeight); -

685

if( ExprHasProperty(p, EP_xIsSelect) ){

(((p)->flags&(0x000800))!=0)

Description

TRUE

evaluated 19298 times by 1 test

Evaluated by:

Self test (438)

FALSE

evaluated 887490 times by 392 tests

Evaluated by:

Self test
Self test (10)
Self test (100)
Self test (101)
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...

19298-887490

686 heightOfSelect(p->x.pSelect, &nHeight); -

687

}else if( p->x.pList ){

executed 19298 times by 1 test: end of block

Executed by:

Self test (438)

p->x.pList

Description

TRUE

evaluated 126859 times by 368 tests

Evaluated by:

Self test (10)
Self test (100)
Self test (106)
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...

FALSE

evaluated 760631 times by 370 tests

Evaluated by:

Self test
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...

19298-760631

688 heightOfExprList(p->x.pList, &nHeight); -

689 p->flags |= EP_Propagate & sqlite3ExprListFlags(p->x.pList); -

690

}

executed 126859 times by 368 tests: end of block

Executed by:

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Self test (100)
Self test (106)
Self test (107)
Self test (108)
Self test (109)
Self test (11)
Self test (110)
Self test (111)
Self test (112)
Self test (113)
Self test (114)
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Self test (116)
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...

126859

691 p->nHeight = nHeight + 1; -

692

}

executed 906788 times by 392 tests: end of block

Executed by:

Self test
Self test (10)
Self test (100)
Self test (101)
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Self test (104)
Self test (106)
Self test (107)
Self test (108)
Self test (109)
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...

906788

693 -

694 /* -

695 ** Set the Expr.nHeight variable using the exprSetHeight() function. If -

696 ** the height is greater than the maximum allowed expression depth, -

697 ** leave an error in pParse. -

698 ** -

699 ** Also propagate all EP_Propagate flags from the Expr.x.pList into -

700 ** Expr.flags. -

701 */ -

702 void sqlite3ExprSetHeightAndFlags(Parse *pParse, Expr *p){ -

703

if( pParse->nErr ) return;

executed 3 times by 1 test: return;

Executed by:

Self test (438)

pParse->nErr

Description

TRUE

evaluated 3 times by 1 test

Evaluated by:

Self test (438)

FALSE

evaluated 152604 times by 370 tests

Evaluated by:

Self test (10)
Self test (100)
Self test (103)
Self test (104)
Self test (106)
Self test (107)
Self test (108)
Self test (109)
Self test (11)
Self test (110)
Self test (111)
Self test (112)
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Self test (114)
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...

3-152604

704 exprSetHeight(p); -

705 sqlite3ExprCheckHeight(pParse, p->nHeight); -

706

}

executed 152604 times by 370 tests: end of block

Executed by:

Self test (10)
Self test (100)
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Self test (104)
Self test (106)
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Self test (108)
Self test (109)
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...

152604

707 -

708 /* -

709 ** Return the maximum height of any expression tree referenced -

710 ** by the select statement passed as an argument. -

711 */ -

712 int sqlite3SelectExprHeight(Select *p){ -

713 int nHeight = 0; -

714 heightOfSelect(p, &nHeight); -

715

return nHeight;

executed 71098 times by 1 test: return nHeight;

Executed by:

Self test (438)

71098

716 } -

717 #else /* ABOVE: Height enforcement enabled. BELOW: Height enforcement off */ -

718 /* -

719 ** Propagate all EP_Propagate flags from the Expr.x.pList into -

720 ** Expr.flags. -

721 */ -

722 void sqlite3ExprSetHeightAndFlags(Parse *pParse, Expr *p){ -

723 if( p && p->x.pList && !ExprHasProperty(p, EP_xIsSelect) ){ -

724 p->flags |= EP_Propagate & sqlite3ExprListFlags(p->x.pList); -

725 } -

726 } -

727 #define exprSetHeight(y) -

728 #endif /* SQLITE_MAX_EXPR_DEPTH>0 */ -

729 -

730 /* -

731 ** This routine is the core allocator for Expr nodes. -

732 ** -

733 ** Construct a new expression node and return a pointer to it. Memory -

734 ** for this node and for the pToken argument is a single allocation -

735 ** obtained from sqlite3DbMalloc(). The calling function -

736 ** is responsible for making sure the node eventually gets freed. -

737 ** -

738 ** If dequote is true, then the token (if it exists) is dequoted. -

739 ** If dequote is false, no dequoting is performed. The deQuote -

740 ** parameter is ignored if pToken is NULL or if the token does not -

741 ** appear to be quoted. If the quotes were of the form "..." (double-quotes) -

742 ** then the EP_DblQuoted flag is set on the expression node. -

743 ** -

744 ** Special case: If op==TK_INTEGER and pToken points to a string that -

745 ** can be translated into a 32-bit integer, then the token is not -

746 ** stored in u.zToken. Instead, the integer values is written -

747 ** into u.iValue and the EP_IntValue flag is set. No extra storage -

748 ** is allocated to hold the integer text and the dequote flag is ignored. -

749 */ -

750 Expr *sqlite3ExprAlloc( -

751 sqlite3 *db, /* Handle for sqlite3DbMallocRawNN() */ -

752 int op, /* Expression opcode */ -

753 const Token *pToken, /* Token argument. Might be NULL */ -

754 int dequote /* True to dequote */ -

755 ){ -

756 Expr *pNew; -

757 int nExtra = 0; -

758 int iValue = 0; -

759 -

760 assert( db!=0 ); -

761

if( pToken ){

pToken

Description

TRUE

evaluated 1581153 times by 424 tests

Evaluated by:

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...

FALSE

evaluated 79561 times by 31 tests

Evaluated by:

Self test
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Self test (24)
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...

79561-1581153

762

if( op!=TK_INTEGER || pToken->z==0

op!=143

Description

TRUE

evaluated 778522 times by 417 tests

Evaluated by:

Self test
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...

FALSE

evaluated 802631 times by 395 tests

Evaluated by:

Self test (10)
Self test (100)
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Self test (104)
Self test (106)
Self test (107)
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...

pToken->z==0

Description

TRUE

evaluated 1154 times by 1 test

Evaluated by:

Self test (438)

FALSE

evaluated 801477 times by 395 tests

Evaluated by:

Self test (10)
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Self test (104)
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Self test (109)
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...

1154-802631

763

|| sqlite3GetInt32(pToken->z, &iValue)==0 ){

sqlite3GetInt3...z, &iValue)==0

Description

TRUE

evaluated 3278 times by 1 test

Evaluated by:

Self test (438)

FALSE

evaluated 798199 times by 395 tests

Evaluated by:

Self test (10)
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Self test (108)
Self test (109)
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...

3278-798199

764 nExtra = pToken->n+1; -

765 assert( iValue>=0 ); -

766

}

executed 782954 times by 417 tests: end of block

Executed by:

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...

782954

767

}

executed 1581153 times by 424 tests: end of block

Executed by:

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...

1581153

768 pNew = sqlite3DbMallocRawNN(db, sizeof(Expr)+nExtra); -

769

if( pNew ){

pNew

Description

TRUE

evaluated 1659951 times by 424 tests

Evaluated by:

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...

FALSE

evaluated 763 times by 1 test

Evaluated by:

Self test (438)

763-1659951

770 memset(pNew, 0, sizeof(Expr)); -

771 pNew->op = (u8)op; -

772 pNew->iAgg = -1; -

773

if( pToken ){

pToken

Description

TRUE

evaluated 1580412 times by 424 tests

Evaluated by:

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...

FALSE

evaluated 79539 times by 31 tests

Evaluated by:

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...

79539-1580412

774

if( nExtra==0 ){

nExtra==0

Description

TRUE

evaluated 798178 times by 395 tests

Evaluated by:

Self test (10)
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...

FALSE

evaluated 782234 times by 417 tests

Evaluated by:

Self test
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Self test (103)
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...

782234-798178

775 pNew->flags |= EP_IntValue|EP_Leaf; -

776 pNew->u.iValue = iValue; -

777

}else{

executed 798178 times by 395 tests: end of block

Executed by:

Self test (10)
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...

798178

778 pNew->u.zToken = (char*)&pNew[1]; -

779 assert( pToken->z!=0 || pToken->n==0 ); -

780

if( pToken->n ) memcpy(pNew->u.zToken, pToken->z, pToken->n);

executed 750315 times by 412 tests: memcpy(pNew->u.zToken, pToken->z, pToken->n);

Executed by:

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...

pToken->n

Description

TRUE

evaluated 750315 times by 412 tests

Evaluated by:

Self test
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...

FALSE

evaluated 31919 times by 63 tests

Evaluated by:

Self test
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...

31919-750315

781 pNew->u.zToken[pToken->n] = 0; -

782

if( dequote && sqlite3Isquote(pNew->u.zToken[0]) ){

dequote

Description

TRUE

evaluated 302444 times by 370 tests

Evaluated by:

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...

FALSE

evaluated 479790 times by 413 tests

Evaluated by:

Self test
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...

(sqlite3CtypeM...ken[0])]&0x80)

Description

TRUE

evaluated 443 times by 1 test

Evaluated by:

Self test (438)

FALSE

evaluated 302001 times by 370 tests

Evaluated by:

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443-479790

783

if( pNew->u.zToken[0]=='"' ) pNew->flags |= EP_DblQuoted;

executed 235 times by 1 test: pNew->flags |= 0x000040;

Executed by:

Self test (438)

pNew->u.zToken[0]=='"'	Description
TRUE	evaluated 235 times by 1 test Evaluated by: Self test (438)
FALSE	evaluated 208 times by 1 test Evaluated by: Self test (438)

208-235

784 sqlite3Dequote(pNew->u.zToken); -

785

}

executed 443 times by 1 test: end of block

Executed by:

Self test (438)

443

786

}

executed 782234 times by 417 tests: end of block

Executed by:

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782234

787 } -

788 #if SQLITE_MAX_EXPR_DEPTH>0 -

789 pNew->nHeight = 1; -

790 #endif -

791

}

executed 1659951 times by 424 tests: end of block

Executed by:

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1659951

792

return pNew;

executed 1660714 times by 424 tests: return pNew;

Executed by:

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1660714

793 } -

794 -

795 /* -

796 ** Allocate a new expression node from a zero-terminated token that has -

797 ** already been dequoted. -

798 */ -

799 Expr *sqlite3Expr( -

800 sqlite3 *db, /* Handle for sqlite3DbMallocZero() (may be null) */ -

801 int op, /* Expression opcode */ -

802 const char *zToken /* Token argument. Might be NULL */ -

803 ){ -

804 Token x; -

805 x.z = zToken; -

806 x.n = sqlite3Strlen30(zToken); -

807

return sqlite3ExprAlloc(db, op, &x, 0);

executed 459932 times by 63 tests: return sqlite3ExprAlloc(db, op, &x, 0);

Executed by:

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...

459932

808 } -

809 -

810 /* -

811 ** Attach subtrees pLeft and pRight to the Expr node pRoot. -

812 ** -

813 ** If pRoot==NULL that means that a memory allocation error has occurred. -

814 ** In that case, delete the subtrees pLeft and pRight. -

815 */ -

816 void sqlite3ExprAttachSubtrees( -

817 sqlite3 *db, -

818 Expr *pRoot, -

819 Expr *pLeft, -

820 Expr *pRight -

821 ){ -

822

if( pRoot==0 ){

pRoot==0

Description

TRUE

evaluated 496 times by 1 test

Evaluated by:

Self test (438)

FALSE

evaluated 754184 times by 369 tests

Evaluated by:

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...

496-754184

823 assert( db->mallocFailed ); -

824 sqlite3ExprDelete(db, pLeft); -

825 sqlite3ExprDelete(db, pRight); -

826

}else{

executed 496 times by 1 test: end of block

Executed by:

Self test (438)

496

827

if( pRight ){

pRight

Description

TRUE

evaluated 567056 times by 369 tests

Evaluated by:

Self test
Self test (100)
Self test (101)
Self test (104)
Self test (106)
Self test (107)
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Self test (109)
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Self test (121)
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...

FALSE

evaluated 187128 times by 33 tests

Evaluated by:

Self test
Self test (100)
Self test (101)
Self test (104)
Self test (24)
Self test (26)
Self test (27)
Self test (28)
Self test (29)
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Self test (32)
Self test (33)
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...

187128-567056

828 pRoot->pRight = pRight; -

829 pRoot->flags |= EP_Propagate & pRight->flags; -

830

}

executed 567056 times by 369 tests: end of block

Executed by:

Self test
Self test (100)
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Self test (110)
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...

567056

831

if( pLeft ){

pLeft

Description

TRUE

evaluated 662120 times by 369 tests

Evaluated by:

Self test
Self test (100)
Self test (101)
Self test (104)
Self test (106)
Self test (107)
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...

FALSE

evaluated 92064 times by 33 tests

Evaluated by:

Self test
Self test (100)
Self test (101)
Self test (104)
Self test (24)
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Self test (28)
Self test (29)
Self test (30)
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Self test (47)
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...

92064-662120

832 pRoot->pLeft = pLeft; -

833 pRoot->flags |= EP_Propagate & pLeft->flags; -

834

}

executed 662120 times by 369 tests: end of block

Executed by:

Self test
Self test (100)
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Self test (104)
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Self test (107)
Self test (108)
Self test (109)
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...

662120

835 exprSetHeight(pRoot); -

836

}

executed 754184 times by 369 tests: end of block

Executed by:

Self test
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...

754184

837 } -

838 -

839 /* -

840 ** Allocate an Expr node which joins as many as two subtrees. -

841 ** -

842 ** One or both of the subtrees can be NULL. Return a pointer to the new -

843 ** Expr node. Or, if an OOM error occurs, set pParse->db->mallocFailed, -

844 ** free the subtrees and return NULL. -

845 */ -

846 Expr *sqlite3PExpr( -

847 Parse *pParse, /* Parsing context */ -

848 int op, /* Expression opcode */ -

849 Expr *pLeft, /* Left operand */ -

850 Expr *pRight /* Right operand */ -

851 ){ -

852 Expr *p; -

853

if( op==TK_AND && pParse->nErr==0 ){

op==44

Description

TRUE

evaluated 56784 times by 31 tests

Evaluated by:

Self test
Self test (100)
Self test (101)
Self test (104)
Self test (24)
Self test (26)
Self test (27)
Self test (28)
Self test (29)
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Self test (48)
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Self test (58)
Self test (72)
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Self test (91)
Self test (92)
Self test (93)
...

FALSE

evaluated 689669 times by 369 tests

Evaluated by:

Self test
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Self test (104)
Self test (106)
Self test (107)
Self test (108)
Self test (109)
Self test (110)
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...

pParse->nErr==0

Description

TRUE

evaluated 56783 times by 31 tests

Evaluated by:

Self test
Self test (100)
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Self test (104)
Self test (24)
Self test (26)
Self test (27)
Self test (28)
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Self test (46)
Self test (47)
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Self test (57)
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Self test (91)
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...

FALSE

evaluated 1 time by 1 test

Evaluated by:

Self test (438)

1-689669

854 /* Take advantage of short-circuit false optimization for AND */ -

855 p = sqlite3ExprAnd(pParse->db, pLeft, pRight); -

856

}else{

executed 56783 times by 31 tests: end of block

Executed by:

Self test
Self test (100)
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Self test (93)
...

56783

857 p = sqlite3DbMallocRawNN(pParse->db, sizeof(Expr)); -

858

if( p ){

Description

TRUE

evaluated 689196 times by 369 tests

Evaluated by:

Self test
Self test (100)
Self test (101)
Self test (104)
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Self test (107)
Self test (108)
Self test (109)
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Self test (117)
Self test (118)
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...

FALSE

evaluated 474 times by 1 test

Evaluated by:

Self test (438)

474-689196

859 memset(p, 0, sizeof(Expr)); -

860 p->op = op & TKFLG_MASK; -

861 p->iAgg = -1; -

862

}

executed 689196 times by 369 tests: end of block

Executed by:

Self test
Self test (100)
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...

689196

863 sqlite3ExprAttachSubtrees(pParse->db, p, pLeft, pRight); -

864

}

executed 689670 times by 369 tests: end of block

Executed by:

Self test
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...

689670

865

if( p ) {

Description

TRUE

evaluated 745969 times by 369 tests

Evaluated by:

Self test
Self test (100)
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Self test (107)
Self test (108)
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...

FALSE

evaluated 484 times by 1 test

Evaluated by:

Self test (438)

484-745969

866 sqlite3ExprCheckHeight(pParse, p->nHeight); -

867

}

executed 745969 times by 369 tests: end of block

Executed by:

Self test
Self test (100)
Self test (101)
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...

745969

868

return p;

executed 746453 times by 369 tests: return p;

Executed by:

Self test
Self test (100)
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Self test (107)
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Self test (109)
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...

746453

869 } -

870 -

871 /* -

872 ** Add pSelect to the Expr.x.pSelect field. Or, if pExpr is NULL (due -

873 ** do a memory allocation failure) then delete the pSelect object. -

874 */ -

875 void sqlite3PExprAddSelect(Parse *pParse, Expr *pExpr, Select *pSelect){ -

876

if( pExpr ){

pExpr	Description
TRUE	evaluated 19298 times by 1 test Evaluated by: Self test (438)
FALSE	never evaluated

0-19298

877 pExpr->x.pSelect = pSelect; -

878 ExprSetProperty(pExpr, EP_xIsSelect|EP_Subquery); -

879 sqlite3ExprSetHeightAndFlags(pParse, pExpr); -

880

}else{

executed 19298 times by 1 test: end of block

Executed by:

Self test (438)

19298

881 assert( pParse->db->mallocFailed ); -

882 sqlite3SelectDelete(pParse->db, pSelect); -

883

}

never executed: end of block

884 } -

885 -

886 -

887 /* -

888 ** If the expression is always either TRUE or FALSE (respectively), -

889 ** then return 1. If one cannot determine the truth value of the -

890 ** expression at compile-time return 0. -

891 ** -

892 ** This is an optimization. If is OK to return 0 here even if -

893 ** the expression really is always false or false (a false negative). -

894 ** But it is a bug to return 1 if the expression might have different -

895 ** boolean values in different circumstances (a false positive.) -

896 ** -

897 ** Note that if the expression is part of conditional for a -

898 ** LEFT JOIN, then we cannot determine at compile-time whether or not -

899 ** is it true or false, so always return 0. -

900 */ -

901 static int exprAlwaysTrue(Expr *p){ -

902 int v = 0; -

903

if( ExprHasProperty(p, EP_FromJoin) ) return 0;

executed 19 times by 1 test: return 0;

Executed by:

Self test (438)

(((p)->flags&(0x000001))!=0)	Description
TRUE	evaluated 19 times by 1 test Evaluated by: Self test (438)
FALSE	evaluated 20769 times by 6 tests Evaluated by: Self test (24) Self test (28) Self test (32) Self test (33) Self test (438) Self test (47)

19-20769

904

if( !sqlite3ExprIsInteger(p, &v) ) return 0;

executed 20655 times by 6 tests: return 0;

Executed by:

Self test (24)
Self test (28)
Self test (32)
Self test (33)
Self test (438)
Self test (47)

!sqlite3ExprIsInteger(p, &v)	Description
TRUE	evaluated 20655 times by 6 tests Evaluated by: Self test (24) Self test (28) Self test (32) Self test (33) Self test (438) Self test (47)
FALSE	evaluated 114 times by 1 test Evaluated by: Self test (438)

114-20655

905

return v!=0;

executed 114 times by 1 test: return v!=0;

Executed by:

Self test (438)

114

906 } -

907 static int exprAlwaysFalse(Expr *p){ -

908 int v = 0; -

909

if( ExprHasProperty(p, EP_FromJoin) ) return 0;

executed 319 times by 1 test: return 0;

Executed by:

Self test (438)

(((p)->flags&(0x000001))!=0)

Description

TRUE

evaluated 319 times by 1 test

Evaluated by:

Self test (438)

FALSE

evaluated 140660 times by 31 tests

Evaluated by:

Self test
Self test (100)
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Self test (28)
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...

319-140660

910

if( !sqlite3ExprIsInteger(p, &v) ) return 0;

executed 137039 times by 31 tests: return 0;

Executed by:

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Self test (100)
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...

!sqlite3ExprIsInteger(p, &v)

Description

TRUE

evaluated 137039 times by 31 tests

Evaluated by:

Self test
Self test (100)
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Self test (24)
Self test (26)
Self test (27)
Self test (28)
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...

FALSE

evaluated 3621 times by 1 test

Evaluated by:

Self test (438)

3621-137039

911

return v==0;

executed 3621 times by 1 test: return v==0;

Executed by:

Self test (438)

3621

912 } -

913 -

914 /* -

915 ** Join two expressions using an AND operator. If either expression is -

916 ** NULL, then just return the other expression. -

917 ** -

918 ** If one side or the other of the AND is known to be false, then instead -

919 ** of returning an AND expression, just return a constant expression with -

920 ** a value of false. -

921 */ -

922 Expr *sqlite3ExprAnd(sqlite3 *db, Expr *pLeft, Expr *pRight){ -

923

if( pLeft==0 ){

pLeft==0

Description

TRUE

evaluated 35959 times by 2 tests

Evaluated by:

Self test (438)
Self test (47)

FALSE

evaluated 61025 times by 31 tests

Evaluated by:

Self test
Self test (100)
Self test (101)
Self test (104)
Self test (24)
Self test (26)
Self test (27)
Self test (28)
Self test (29)
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Self test (438)
Self test (44)
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...

35959-61025

924

return pRight;

executed 35959 times by 2 tests: return pRight;

Executed by:

Self test (438)
Self test (47)

35959

925

}else if( pRight==0 ){

pRight==0

Description

TRUE

evaluated 689 times by 1 test

Evaluated by:

Self test (438)

FALSE

evaluated 60336 times by 31 tests

Evaluated by:

Self test
Self test (100)
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Self test (104)
Self test (24)
Self test (26)
Self test (27)
Self test (28)
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...

689-60336

926

return pLeft;

executed 689 times by 1 test: return pLeft;

Executed by:

Self test (438)

689

927

}else if( exprAlwaysFalse(pLeft) || exprAlwaysFalse(pRight) ){

exprAlwaysFalse(pLeft)

Description

TRUE

evaluated 564 times by 1 test

Evaluated by:

Self test (438)

FALSE

evaluated 59772 times by 31 tests

Evaluated by:

Self test
Self test (100)
Self test (101)
Self test (104)
Self test (24)
Self test (26)
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...

exprAlwaysFalse(pRight)

Description

TRUE

evaluated 358 times by 1 test

Evaluated by:

Self test (438)

FALSE

evaluated 59414 times by 31 tests

Evaluated by:

Self test
Self test (100)
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Self test (104)
Self test (24)
Self test (26)
Self test (27)
Self test (28)
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...

358-59772

928 sqlite3ExprDelete(db, pLeft); -

929 sqlite3ExprDelete(db, pRight); -

930

return sqlite3ExprAlloc(db, TK_INTEGER, &sqlite3IntTokens[0], 0);

executed 922 times by 1 test: return sqlite3ExprAlloc(db, 143, &sqlite3IntTokens[0], 0);

Executed by:

Self test (438)

922

931 }else{ -

932 Expr *pNew = sqlite3ExprAlloc(db, TK_AND, 0, 0); -

933 sqlite3ExprAttachSubtrees(db, pNew, pLeft, pRight); -

934

return pNew;

executed 59414 times by 31 tests: return pNew;

Executed by:

Self test
Self test (100)
Self test (101)
Self test (104)
Self test (24)
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Self test (27)
Self test (28)
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Self test (32)
Self test (33)
Self test (34)
Self test (42)
Self test (438)
Self test (44)
Self test (46)
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...

59414

935 } -

936 } -

937 -

938 /* -

939 ** Construct a new expression node for a function with multiple -

940 ** arguments. -

941 */ -

942 Expr *sqlite3ExprFunction( -

943 Parse *pParse, /* Parsing context */ -

944 ExprList *pList, /* Argument list */ -

945 Token *pToken, /* Name of the function */ -

946 int eDistinct /* SF_Distinct or SF_ALL or 0 */ -

947 ){ -

948 Expr *pNew; -

949 sqlite3 *db = pParse->db; -

950 assert( pToken ); -

951 pNew = sqlite3ExprAlloc(db, TK_FUNCTION, pToken, 1); -

952

if( pNew==0 ){

pNew==0

Description

TRUE

never evaluated

FALSE

evaluated 116918 times by 370 tests

Evaluated by:

Self test (10)
Self test (100)
Self test (103)
Self test (104)
Self test (106)
Self test (107)
Self test (108)
Self test (109)
Self test (11)
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...

0-116918

953 sqlite3ExprListDelete(db, pList); /* Avoid memory leak when malloc fails */ -

954

return 0;

never executed: return 0;

955 } -

956

if( pList && pList->nExpr > pParse->db->aLimit[SQLITE_LIMIT_FUNCTION_ARG] ){

pList

Description

TRUE

evaluated 110471 times by 368 tests

Evaluated by:

Self test (10)
Self test (100)
Self test (106)
Self test (107)
Self test (108)
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Self test (11)
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...

FALSE

evaluated 6447 times by 4 tests

Evaluated by:

Self test (103)
Self test (104)
Self test (34)
Self test (438)

pList->nExpr >...>db->aLimit[6]

Description

TRUE

evaluated 1 time by 1 test

Evaluated by:

Self test (438)

FALSE

evaluated 110470 times by 368 tests

Evaluated by:

Self test (10)
Self test (100)
Self test (106)
Self test (107)
Self test (108)
Self test (109)
Self test (11)
Self test (110)
Self test (111)
Self test (112)
Self test (113)
Self test (114)
Self test (115)
Self test (116)
Self test (117)
Self test (118)
Self test (119)
Self test (12)
Self test (120)
Self test (121)
Self test (122)
Self test (123)
Self test (124)
Self test (125)
Self test (126)
...

1-110471

957 sqlite3ErrorMsg(pParse, "too many arguments on function %T", pToken); -

958

}

executed 1 time by 1 test: end of block

Executed by:

Self test (438)

959 pNew->x.pList = pList; -

960 ExprSetProperty(pNew, EP_HasFunc); -

961 assert( !ExprHasProperty(pNew, EP_xIsSelect) ); -

962 sqlite3ExprSetHeightAndFlags(pParse, pNew); -

963

if( eDistinct==SF_Distinct ) ExprSetProperty(pNew, EP_Distinct);

executed 3354 times by 1 test: (pNew)->flags|=(0x000010);

Executed by:

Self test (438)

eDistinct==0x00001

Description

TRUE

evaluated 3354 times by 1 test

Evaluated by:

Self test (438)

FALSE

evaluated 113564 times by 370 tests

Evaluated by:

Self test (10)
Self test (100)
Self test (103)
Self test (104)
Self test (106)
Self test (107)
Self test (108)
Self test (109)
Self test (11)
Self test (110)
Self test (111)
Self test (112)
Self test (113)
Self test (114)
Self test (115)
Self test (116)
Self test (117)
Self test (118)
Self test (119)
Self test (12)
Self test (120)
Self test (121)
Self test (122)
Self test (123)
Self test (124)
...

3354-113564

964

return pNew;

executed 116918 times by 370 tests: return pNew;

Executed by:

Self test (10)
Self test (100)
Self test (103)
Self test (104)
Self test (106)
Self test (107)
Self test (108)
Self test (109)
Self test (11)
Self test (110)
Self test (111)
Self test (112)
Self test (113)
Self test (114)
Self test (115)
Self test (116)
Self test (117)
Self test (118)
Self test (119)
Self test (12)
Self test (120)
Self test (121)
Self test (122)
Self test (123)
Self test (124)
...

116918

965 } -

966 -

967 /* -

968 ** Assign a variable number to an expression that encodes a wildcard -

969 ** in the original SQL statement. -

970 ** -

971 ** Wildcards consisting of a single "?" are assigned the next sequential -

972 ** variable number. -

973 ** -

974 ** Wildcards of the form "?nnn" are assigned the number "nnn". We make -

975 ** sure "nnn" is not too big to avoid a denial of service attack when -

976 ** the SQL statement comes from an external source. -

977 ** -

978 ** Wildcards of the form ":aaa", "@aaa", or "$aaa" are assigned the same number -

979 ** as the previous instance of the same wildcard. Or if this is the first -

980 ** instance of the wildcard, the next sequential variable number is -

981 ** assigned. -

982 */ -

983 void sqlite3ExprAssignVarNumber(Parse *pParse, Expr *pExpr, u32 n){ -

984 sqlite3 *db = pParse->db; -

985 const char *z; -

986 ynVar x; -

987 -

988

if( pExpr==0 ) return;

executed 10 times by 1 test: return;

Executed by:

Self test (438)

pExpr==0	Description
TRUE	evaluated 10 times by 1 test Evaluated by: Self test (438)
FALSE	evaluated 51997 times by 1 test Evaluated by: Self test (438)

10-51997

989 assert( !ExprHasProperty(pExpr, EP_IntValue|EP_Reduced|EP_TokenOnly) ); -

990 z = pExpr->u.zToken; -

991 assert( z!=0 ); -

992 assert( z[0]!=0 ); -

993 assert( n==(u32)sqlite3Strlen30(z) ); -

994

if( z[1]==0 ){

z[1]==0	Description
TRUE	evaluated 19010 times by 1 test Evaluated by: Self test (438)
FALSE	evaluated 32987 times by 1 test Evaluated by: Self test (438)

19010-32987

995 /* Wildcard of the form "?". Assign the next variable number */ -

996 assert( z[0]=='?' ); -

997 x = (ynVar)(++pParse->nVar); -

998

}else{

executed 19010 times by 1 test: end of block

Executed by:

Self test (438)

19010

999 int doAdd = 0; -

1000

if( z[0]=='?' ){

z[0]=='?'	Description
TRUE	evaluated 2327 times by 1 test Evaluated by: Self test (438)
FALSE	evaluated 30660 times by 1 test Evaluated by: Self test (438)

2327-30660

1001 /* Wildcard of the form "?nnn". Convert "nnn" to an integer and -

1002 ** use it as the variable number */ -

1003 i64 i; -

1004 int bOk; -

1005

if( n==2 ){ /*OPTIMIZATION-IF-TRUE*/

n==2	Description
TRUE	evaluated 2299 times by 1 test Evaluated by: Self test (438)
FALSE	evaluated 28 times by 1 test Evaluated by: Self test (438)

28-2299

1006 i = z[1]-'0'; /* The common case of ?N for a single digit N */ -

1007 bOk = 1; -

1008

}else{

executed 2299 times by 1 test: end of block

Executed by:

Self test (438)

2299

1009 bOk = 0==sqlite3Atoi64(&z[1], &i, n-1, SQLITE_UTF8); -

1010

}

executed 28 times by 1 test: end of block

Executed by:

Self test (438)

1011 testcase( i==0 ); -

1012 testcase( i==1 ); -

1013 testcase( i==db->aLimit[SQLITE_LIMIT_VARIABLE_NUMBER]-1 ); -

1014 testcase( i==db->aLimit[SQLITE_LIMIT_VARIABLE_NUMBER] ); -

1015

if( bOk==0 || i<1 || i>db->aLimit[SQLITE_LIMIT_VARIABLE_NUMBER] ){

bOk==0	Description
TRUE	evaluated 5 times by 1 test Evaluated by: Self test (438)
FALSE	evaluated 2322 times by 1 test Evaluated by: Self test (438)

i<1	Description
TRUE	evaluated 2 times by 1 test Evaluated by: Self test (438)
FALSE	evaluated 2320 times by 1 test Evaluated by: Self test (438)

i>db->aLimit[9]	Description
TRUE	evaluated 7 times by 1 test Evaluated by: Self test (438)
FALSE	evaluated 2313 times by 1 test Evaluated by: Self test (438)

2-2322

1016 sqlite3ErrorMsg(pParse, "variable number must be between ?1 and ?%d", -

1017 db->aLimit[SQLITE_LIMIT_VARIABLE_NUMBER]); -

1018

return;

executed 14 times by 1 test: return;

Executed by:

Self test (438)

1019 } -

1020 x = (ynVar)i; -

1021

if( x>pParse->nVar ){

x>pParse->nVar	Description
TRUE	evaluated 2285 times by 1 test Evaluated by: Self test (438)
FALSE	evaluated 28 times by 1 test Evaluated by: Self test (438)

28-2285

1022 pParse->nVar = (int)x; -

1023 doAdd = 1; -

1024

}else if( sqlite3VListNumToName(pParse->pVList, x)==0 ){

executed 2285 times by 1 test: end of block

Executed by:

Self test (438)

sqlite3VListNu...>pVList, x)==0	Description
TRUE	evaluated 12 times by 1 test Evaluated by: Self test (438)
FALSE	evaluated 16 times by 1 test Evaluated by: Self test (438)

12-2285

1025 doAdd = 1; -

1026

}

executed 12 times by 1 test: end of block

Executed by:

Self test (438)

1027

}else{

executed 2313 times by 1 test: end of block

Executed by:

Self test (438)

2313

1028 /* Wildcards like ":aaa", "$aaa" or "@aaa". Reuse the same variable -

1029 ** number as the prior appearance of the same name, or if the name -

1030 ** has never appeared before, reuse the same variable number -

1031 */ -

1032 x = (ynVar)sqlite3VListNameToNum(pParse->pVList, z, n); -

1033

if( x==0 ){

x==0	Description
TRUE	evaluated 30350 times by 1 test Evaluated by: Self test (438)
FALSE	evaluated 310 times by 1 test Evaluated by: Self test (438)

310-30350

1034 x = (ynVar)(++pParse->nVar); -

1035 doAdd = 1; -

1036

}

executed 30350 times by 1 test: end of block

Executed by:

Self test (438)

30350

1037

}

executed 30660 times by 1 test: end of block

Executed by:

Self test (438)

30660

1038

if( doAdd ){

doAdd	Description
TRUE	evaluated 32647 times by 1 test Evaluated by: Self test (438)
FALSE	evaluated 326 times by 1 test Evaluated by: Self test (438)

326-32647

1039 pParse->pVList = sqlite3VListAdd(db, pParse->pVList, z, n, x); -

1040

}

executed 32647 times by 1 test: end of block

Executed by:

Self test (438)

32647

1041

}

executed 32973 times by 1 test: end of block

Executed by:

Self test (438)

32973

1042 pExpr->iColumn = x; -

1043

if( x>db->aLimit[SQLITE_LIMIT_VARIABLE_NUMBER] ){

x>db->aLimit[9]	Description
TRUE	evaluated 6 times by 1 test Evaluated by: Self test (438)
FALSE	evaluated 51977 times by 1 test Evaluated by: Self test (438)

6-51977

1044 sqlite3ErrorMsg(pParse, "too many SQL variables"); -

1045

}

executed 6 times by 1 test: end of block

Executed by:

Self test (438)

1046

}

executed 51983 times by 1 test: end of block

Executed by:

Self test (438)

51983

1047 -

1048 /* -

1049 ** Recursively delete an expression tree. -

1050 */ -

1051 static SQLITE_NOINLINE void sqlite3ExprDeleteNN(sqlite3 *db, Expr *p){ -

1052 assert( p!=0 ); -

1053 /* Sanity check: Assert that the IntValue is non-negative if it exists */ -

1054 assert( !ExprHasProperty(p, EP_IntValue) || p->u.iValue>=0 ); -

1055 -

1056 assert( !ExprHasProperty(p, EP_WinFunc) || p->y.pWin!=0 || db->mallocFailed ); -

1057 assert( p->op!=TK_FUNCTION || ExprHasProperty(p, EP_TokenOnly|EP_Reduced) -

1058 || p->y.pWin==0 || ExprHasProperty(p, EP_WinFunc) ); -

1059 #ifdef SQLITE_DEBUG -

1060 if( ExprHasProperty(p, EP_Leaf) && !ExprHasProperty(p, EP_TokenOnly) ){ -

1061 assert( p->pLeft==0 ); -

1062 assert( p->pRight==0 ); -

1063 assert( p->x.pSelect==0 ); -

1064 } -

1065 #endif -

1066

if( !ExprHasProperty(p, (EP_TokenOnly|EP_Leaf)) ){

!(((p)->flags&...x800000)))!=0)

Description

TRUE

evaluated 1959260 times by 412 tests

Evaluated by:

Self test
Self test (10)
Self test (100)
Self test (101)
Self test (103)
Self test (104)
Self test (105)
Self test (106)
Self test (107)
Self test (108)
Self test (109)
Self test (11)
Self test (110)
Self test (111)
Self test (112)
Self test (113)
Self test (114)
Self test (115)
Self test (116)
Self test (117)
Self test (118)
Self test (119)
Self test (12)
Self test (120)
Self test (121)
...

FALSE

evaluated 2964256 times by 435 tests

Evaluated by:

Self test
Self test (10)
Self test (100)
Self test (101)
Self test (103)
Self test (104)
Self test (105)
Self test (106)
Self test (107)
Self test (108)
Self test (109)
Self test (11)
Self test (110)
Self test (111)
Self test (112)
Self test (113)
Self test (114)
Self test (115)
Self test (116)
Self test (117)
Self test (118)
Self test (119)
Self test (12)
Self test (120)
Self test (121)
...

1959260-2964256

1067 /* The Expr.x union is never used at the same time as Expr.pRight */ -

1068 assert( p->x.pList==0 || p->pRight==0 ); -

1069

if( p->pLeft && p->op!=TK_SELECT_COLUMN ) sqlite3ExprDeleteNN(db, p->pLeft);

executed 922421 times by 369 tests: sqlite3ExprDeleteNN(db, p->pLeft);

Executed by:

Self test
Self test (100)
Self test (101)
Self test (104)
Self test (106)
Self test (107)
Self test (108)
Self test (109)
Self test (110)
Self test (111)
Self test (112)
Self test (113)
Self test (114)
Self test (115)
Self test (116)
Self test (117)
Self test (118)
Self test (119)
Self test (120)
Self test (121)
Self test (122)
Self test (123)
Self test (124)
Self test (125)
Self test (126)
...

p->pLeft

Description

TRUE

evaluated 924360 times by 369 tests

Evaluated by:

Self test
Self test (100)
Self test (101)
Self test (104)
Self test (106)
Self test (107)
Self test (108)
Self test (109)
Self test (110)
Self test (111)
Self test (112)
Self test (113)
Self test (114)
Self test (115)
Self test (116)
Self test (117)
Self test (118)
Self test (119)
Self test (120)
Self test (121)
Self test (122)
Self test (123)
Self test (124)
Self test (125)
Self test (126)
...

FALSE

evaluated 1034900 times by 411 tests

Evaluated by:

Self test
Self test (10)
Self test (100)
Self test (101)
Self test (103)
Self test (104)
Self test (105)
Self test (106)
Self test (107)
Self test (108)
Self test (109)
Self test (11)
Self test (110)
Self test (111)
Self test (112)
Self test (113)
Self test (114)
Self test (115)
Self test (116)
Self test (117)
Self test (118)
Self test (119)
Self test (12)
Self test (120)
Self test (121)
...

p->op!=166

Description

TRUE

evaluated 922421 times by 369 tests

Evaluated by:

Self test
Self test (100)
Self test (101)
Self test (104)
Self test (106)
Self test (107)
Self test (108)
Self test (109)
Self test (110)
Self test (111)
Self test (112)
Self test (113)
Self test (114)
Self test (115)
Self test (116)
Self test (117)
Self test (118)
Self test (119)
Self test (120)
Self test (121)
Self test (122)
Self test (123)
Self test (124)
Self test (125)
Self test (126)
...

FALSE

evaluated 1939 times by 1 test

Evaluated by:

Self test (438)

1939-1034900

1070

if( p->pRight ){

p->pRight

Description

TRUE

evaluated 781879 times by 369 tests

Evaluated by:

Self test
Self test (100)
Self test (101)
Self test (104)
Self test (106)
Self test (107)
Self test (108)
Self test (109)
Self test (110)
Self test (111)
Self test (112)
Self test (113)
Self test (114)
Self test (115)
Self test (116)
Self test (117)
Self test (118)
Self test (119)
Self test (120)
Self test (121)
Self test (122)
Self test (123)
Self test (124)
Self test (125)
Self test (126)
...

FALSE

evaluated 1177381 times by 411 tests

Evaluated by:

Self test
Self test (10)
Self test (100)
Self test (101)
Self test (103)
Self test (104)
Self test (105)
Self test (106)
Self test (107)
Self test (108)
Self test (109)
Self test (11)
Self test (110)
Self test (111)
Self test (112)
Self test (113)
Self test (114)
Self test (115)
Self test (116)
Self test (117)
Self test (118)
Self test (119)
Self test (12)
Self test (120)
Self test (121)
...

781879-1177381

1071 sqlite3ExprDeleteNN(db, p->pRight); -

1072

}else if( ExprHasProperty(p, EP_xIsSelect) ){

executed 781879 times by 369 tests: end of block

Executed by:

Self test
Self test (100)
Self test (101)
Self test (104)
Self test (106)
Self test (107)
Self test (108)
Self test (109)
Self test (110)
Self test (111)
Self test (112)
Self test (113)
Self test (114)
Self test (115)
Self test (116)
Self test (117)
Self test (118)
Self test (119)
Self test (120)
Self test (121)
Self test (122)
Self test (123)
Self test (124)
Self test (125)
Self test (126)
...

(((p)->flags&(0x000800))!=0)

Description

TRUE

evaluated 23370 times by 1 test

Evaluated by:

Self test (438)

FALSE

evaluated 1154011 times by 411 tests

Evaluated by:

Self test
Self test (10)
Self test (100)
Self test (101)
Self test (103)
Self test (104)
Self test (105)
Self test (106)
Self test (107)
Self test (108)
Self test (109)
Self test (11)
Self test (110)
Self test (111)
Self test (112)
Self test (113)
Self test (114)
Self test (115)
Self test (116)
Self test (117)
Self test (118)
Self test (119)
Self test (12)
Self test (120)
Self test (121)
...

23370-1154011

1073 sqlite3SelectDelete(db, p->x.pSelect); -

1074

}else{

executed 23370 times by 1 test: end of block

Executed by:

Self test (438)

23370

1075 sqlite3ExprListDelete(db, p->x.pList); -

1076

}

executed 1154011 times by 411 tests: end of block

Executed by:

Self test
Self test (10)
Self test (100)
Self test (101)
Self test (103)
Self test (104)
Self test (105)
Self test (106)
Self test (107)
Self test (108)
Self test (109)
Self test (11)
Self test (110)
Self test (111)
Self test (112)
Self test (113)
Self test (114)
Self test (115)
Self test (116)
Self test (117)
Self test (118)
Self test (119)
Self test (12)
Self test (120)
Self test (121)
...

1154011

1077

if( ExprHasProperty(p, EP_WinFunc) ){

(((p)->flags&(0x1000000))!=0)

Description

TRUE

evaluated 2197 times by 1 test

Evaluated by:

Self test (438)

FALSE

evaluated 1957063 times by 412 tests

Evaluated by:

Self test
Self test (10)
Self test (100)
Self test (101)
Self test (103)
Self test (104)
Self test (105)
Self test (106)
Self test (107)
Self test (108)
Self test (109)
Self test (11)
Self test (110)
Self test (111)
Self test (112)
Self test (113)
Self test (114)
Self test (115)
Self test (116)
Self test (117)
Self test (118)
Self test (119)
Self test (12)
Self test (120)
Self test (121)
...

2197-1957063

1078 assert( p->op==TK_FUNCTION ); -

1079 sqlite3WindowDelete(db, p->y.pWin); -

1080

}

executed 2197 times by 1 test: end of block

Executed by:

Self test (438)

2197

1081

}

executed 1959260 times by 412 tests: end of block

Executed by:

Self test
Self test (10)
Self test (100)
Self test (101)
Self test (103)
Self test (104)
Self test (105)
Self test (106)
Self test (107)
Self test (108)
Self test (109)
Self test (11)
Self test (110)
Self test (111)
Self test (112)
Self test (113)
Self test (114)
Self test (115)
Self test (116)
Self test (117)
Self test (118)
Self test (119)
Self test (12)
Self test (120)
Self test (121)
...

1959260

1082

if( ExprHasProperty(p, EP_MemToken) ) sqlite3DbFree(db, p->u.zToken);

executed 14387 times by 2 tests: sqlite3DbFree(db, p->u.zToken);

Executed by:

Self test (438)
Self test (47)

(((p)->flags&(0x010000))!=0)

Description

TRUE

evaluated 14387 times by 2 tests

Evaluated by:

Self test (438)
Self test (47)

FALSE

evaluated 4909129 times by 436 tests

Evaluated by:

Self test
Self test (10)
Self test (100)
Self test (101)
Self test (103)
Self test (104)
Self test (105)
Self test (106)
Self test (107)
Self test (108)
Self test (109)
Self test (11)
Self test (110)
Self test (111)
Self test (112)
Self test (113)
Self test (114)
Self test (115)
Self test (116)
Self test (117)
Self test (118)
Self test (119)
Self test (12)
Self test (120)
Self test (121)
...

14387-4909129

1083

if( !ExprHasProperty(p, EP_Static) ){

!(((p)->flags&(0x008000))!=0)

Description

TRUE

evaluated 4849016 times by 436 tests

Evaluated by:

Self test
Self test (10)
Self test (100)
Self test (101)
Self test (103)
Self test (104)
Self test (105)
Self test (106)
Self test (107)
Self test (108)
Self test (109)
Self test (11)
Self test (110)
Self test (111)
Self test (112)
Self test (113)
Self test (114)
Self test (115)
Self test (116)
Self test (117)
Self test (118)
Self test (119)
Self test (12)
Self test (120)
Self test (121)
...

FALSE

evaluated 74500 times by 2 tests

Evaluated by:

Self test (438)
Self test (47)

74500-4849016

1084 sqlite3DbFreeNN(db, p); -

1085

}

executed 4849016 times by 436 tests: end of block

Executed by:

Self test
Self test (10)
Self test (100)
Self test (101)
Self test (103)
Self test (104)
Self test (105)
Self test (106)
Self test (107)
Self test (108)
Self test (109)
Self test (11)
Self test (110)
Self test (111)
Self test (112)
Self test (113)
Self test (114)
Self test (115)
Self test (116)
Self test (117)
Self test (118)
Self test (119)
Self test (12)
Self test (120)
Self test (121)
...

4849016

1086

}

executed 4923516 times by 436 tests: end of block

Executed by:

Self test
Self test (10)
Self test (100)
Self test (101)
Self test (103)
Self test (104)
Self test (105)
Self test (106)
Self test (107)
Self test (108)
Self test (109)
Self test (11)
Self test (110)
Self test (111)
Self test (112)
Self test (113)
Self test (114)
Self test (115)
Self test (116)
Self test (117)
Self test (118)
Self test (119)
Self test (12)
Self test (120)
Self test (121)
...

4923516

1087 void sqlite3ExprDelete(sqlite3 *db, Expr *p){ -

1088

if( p ) sqlite3ExprDeleteNN(db, p);

executed 3219216 times by 436 tests: sqlite3ExprDeleteNN(db, p);

Executed by:

Self test
Self test (10)
Self test (100)
Self test (101)
Self test (103)
Self test (104)
Self test (105)
Self test (106)
Self test (107)
Self test (108)
Self test (109)
Self test (11)
Self test (110)
Self test (111)
Self test (112)
Self test (113)
Self test (114)
Self test (115)
Self test (116)
Self test (117)
Self test (118)
Self test (119)
Self test (12)
Self test (120)
Self test (121)
...

Description

TRUE

evaluated 3219216 times by 436 tests

Evaluated by:

Self test
Self test (10)
Self test (100)
Self test (101)
Self test (103)
Self test (104)
Self test (105)
Self test (106)
Self test (107)
Self test (108)
Self test (109)
Self test (11)
Self test (110)
Self test (111)
Self test (112)
Self test (113)
Self test (114)
Self test (115)
Self test (116)
Self test (117)
Self test (118)
Self test (119)
Self test (12)
Self test (120)
Self test (121)
...

FALSE

evaluated 6705638 times by 436 tests

Evaluated by:

Self test
Self test (10)
Self test (100)
Self test (101)
Self test (103)
Self test (104)
Self test (105)
Self test (106)
Self test (107)
Self test (108)
Self test (109)
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...

3219216-6705638

1089

}

executed 9924854 times by 436 tests: end of block

Executed by:

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...

9924854

1090 -

1091 /* -

1092 ** Return the number of bytes allocated for the expression structure -

1093 ** passed as the first argument. This is always one of EXPR_FULLSIZE, -

1094 ** EXPR_REDUCEDSIZE or EXPR_TOKENONLYSIZE. -

1095 */ -

1096 static int exprStructSize(Expr *p){ -

1097

if( ExprHasProperty(p, EP_TokenOnly) ) return EXPR_TOKENONLYSIZE;

executed 723253 times by 2 tests: return __builtin_offsetof ( Expr , pLeft ) ;

Executed by:

Self test (438)
Self test (47)

(((p)->flags&(0x004000))!=0)

Description

TRUE

evaluated 723253 times by 2 tests

Evaluated by:

Self test (438)
Self test (47)

FALSE

evaluated 880438 times by 389 tests

Evaluated by:

Self test
Self test (10)
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Self test (101)
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Self test (106)
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...

723253-880438

1098

if( ExprHasProperty(p, EP_Reduced) ) return EXPR_REDUCEDSIZE;

executed 198236 times by 1 test: return __builtin_offsetof ( Expr , iTable ) ;

Executed by:

Self test (438)

(((p)->flags&(0x002000))!=0)

Description

TRUE

evaluated 198236 times by 1 test

Evaluated by:

Self test (438)

FALSE

evaluated 682202 times by 389 tests

Evaluated by:

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...

198236-682202

1099

return EXPR_FULLSIZE;

executed 682202 times by 389 tests: return sizeof(Expr);

Executed by:

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...

682202

1100 } -

1101 -

1102 /* -

1103 ** The dupedExpr*Size() routines each return the number of bytes required -

1104 ** to store a copy of an expression or expression tree. They differ in -

1105 ** how much of the tree is measured. -

1106 ** -

1107 ** dupedExprStructSize() Size of only the Expr structure -

1108 ** dupedExprNodeSize() Size of Expr + space for token -

1109 ** dupedExprSize() Expr + token + subtree components -

1110 ** -

1111 *************************************************************************** -

1112 ** -

1113 ** The dupedExprStructSize() function returns two values OR-ed together: -

1114 ** (1) the space required for a copy of the Expr structure only and -

1115 ** (2) the EP_xxx flags that indicate what the structure size should be. -

1116 ** The return values is always one of: -

1117 ** -

1118 ** EXPR_FULLSIZE -

1119 ** EXPR_REDUCEDSIZE | EP_Reduced -

1120 ** EXPR_TOKENONLYSIZE | EP_TokenOnly -

1121 ** -

1122 ** The size of the structure can be found by masking the return value -

1123 ** of this routine with 0xfff. The flags can be found by masking the -

1124 ** return value with EP_Reduced|EP_TokenOnly. -

1125 ** -

1126 ** Note that with flags==EXPRDUP_REDUCE, this routines works on full-size -

1127 ** (unreduced) Expr objects as they or originally constructed by the parser. -

1128 ** During expression analysis, extra information is computed and moved into -

1129 ** later parts of the Expr object and that extra information might get chopped -

1130 ** off if the expression is reduced. Note also that it does not work to -

1131 ** make an EXPRDUP_REDUCE copy of a reduced expression. It is only legal -

1132 ** to reduce a pristine expression tree from the parser. The implementation -

1133 ** of dupedExprStructSize() contain multiple assert() statements that attempt -

1134 ** to enforce this constraint. -

1135 */ -

1136 static int dupedExprStructSize(Expr *p, int flags){ -

1137 int nSize; -

1138 assert( flags==EXPRDUP_REDUCE || flags==0 ); /* Only one flag value allowed */ -

1139 assert( EXPR_FULLSIZE<=0xfff ); -

1140 assert( (0xfff & (EP_Reduced|EP_TokenOnly))==0 ); -

1141

if( 0==flags || p->op==TK_SELECT_COLUMN

0==flags

Description

TRUE

evaluated 3207870 times by 389 tests

Evaluated by:

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...

FALSE

evaluated 295169 times by 7 tests

Evaluated by:

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Self test (438)
Self test (47)

p->op==166	Description
TRUE	evaluated 44 times by 1 test Evaluated by: Self test (438)
FALSE	evaluated 295125 times by 7 tests Evaluated by: Self test (24) Self test (26) Self test (27) Self test (28) Self test (29) Self test (438) Self test (47)

44-3207870

1142 #ifndef SQLITE_OMIT_WINDOWFUNC -

1143

|| ExprHasProperty(p, EP_WinFunc)

(((p)->flags&(0x1000000))!=0)	Description
TRUE	evaluated 40 times by 1 test Evaluated by: Self test (438)
FALSE	evaluated 295085 times by 7 tests Evaluated by: Self test (24) Self test (26) Self test (27) Self test (28) Self test (29) Self test (438) Self test (47)

40-295085

1144 #endif -

1145 ){ -

1146 nSize = EXPR_FULLSIZE; -

1147

}else{

executed 3207954 times by 389 tests: end of block

Executed by:

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...

3207954

1148 assert( !ExprHasProperty(p, EP_TokenOnly|EP_Reduced) ); -

1149 assert( !ExprHasProperty(p, EP_FromJoin) ); -

1150 assert( !ExprHasProperty(p, EP_MemToken) ); -

1151 assert( !ExprHasProperty(p, EP_NoReduce) ); -

1152

if( p->pLeft || p->x.pList ){

p->pLeft	Description
TRUE	evaluated 91440 times by 1 test Evaluated by: Self test (438)
FALSE	evaluated 203645 times by 7 tests Evaluated by: Self test (24) Self test (26) Self test (27) Self test (28) Self test (29) Self test (438) Self test (47)

p->x.pList	Description
TRUE	evaluated 8606 times by 1 test Evaluated by: Self test (438)
FALSE	evaluated 195039 times by 7 tests Evaluated by: Self test (24) Self test (26) Self test (27) Self test (28) Self test (29) Self test (438) Self test (47)

8606-203645

1153 nSize = EXPR_REDUCEDSIZE | EP_Reduced; -

1154

}else{

executed 100046 times by 1 test: end of block

Executed by:

Self test (438)

100046

1155 assert( p->pRight==0 ); -

1156 nSize = EXPR_TOKENONLYSIZE | EP_TokenOnly; -

1157

}

executed 195039 times by 7 tests: end of block

Executed by:

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195039

1158 } -

1159

return nSize;

executed 3503039 times by 389 tests: return nSize;

Executed by:

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...

3503039

1160 } -

1161 -

1162 /* -

1163 ** This function returns the space in bytes required to store the copy -

1164 ** of the Expr structure and a copy of the Expr.u.zToken string (if that -

1165 ** string is defined.) -

1166 */ -

1167 static int dupedExprNodeSize(Expr *p, int flags){ -

1168 int nByte = dupedExprStructSize(p, flags) & 0xfff; -

1169

if( !ExprHasProperty(p, EP_IntValue) && p->u.zToken ){

!(((p)->flags&(0x000400))!=0)

Description

TRUE

evaluated 1387750 times by 31 tests

Evaluated by:

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...

FALSE

evaluated 413205 times by 373 tests

Evaluated by:

Self test (10)
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...

p->u.zToken

Description

TRUE

evaluated 990669 times by 31 tests

Evaluated by:

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...

FALSE

evaluated 397081 times by 1 test

Evaluated by:

Self test (438)

397081-1387750

1170 nByte += sqlite3Strlen30(p->u.zToken)+1; -

1171

}

executed 990669 times by 31 tests: end of block

Executed by:

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...

990669

1172

return ROUND8(nByte);

executed 1800955 times by 389 tests: return (((nByte)+7)&~7);

Executed by:

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...

1800955

1173 } -

1174 -

1175 /* -

1176 ** Return the number of bytes required to create a duplicate of the -

1177 ** expression passed as the first argument. The second argument is a -

1178 ** mask containing EXPRDUP_XXX flags. -

1179 ** -

1180 ** The value returned includes space to create a copy of the Expr struct -

1181 ** itself and the buffer referred to by Expr.u.zToken, if any. -

1182 ** -

1183 ** If the EXPRDUP_REDUCE flag is set, then the return value includes -

1184 ** space to duplicate all Expr nodes in the tree formed by Expr.pLeft -

1185 ** and Expr.pRight variables (but not for any structures pointed to or -

1186 ** descended from the Expr.x.pList or Expr.x.pSelect variables). -

1187 */ -

1188 static int dupedExprSize(Expr *p, int flags){ -

1189 int nByte = 0; -

1190

if( p ){

Description

TRUE

evaluated 1702604 times by 389 tests

Evaluated by:

Self test
Self test (10)
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...

FALSE

evaluated 139562 times by 7 tests

Evaluated by:

Self test (24)
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Self test (29)
Self test (438)
Self test (47)

139562-1702604

1191 nByte = dupedExprNodeSize(p, flags); -

1192

if( flags&EXPRDUP_REDUCE ){

flags&0x0001

Description

TRUE

evaluated 98425 times by 7 tests

Evaluated by:

Self test (24)
Self test (26)
Self test (27)
Self test (28)
Self test (29)
Self test (438)
Self test (47)

FALSE

evaluated 1604179 times by 389 tests

Evaluated by:

Self test
Self test (10)
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Self test (101)
Self test (104)
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...

98425-1604179

1193 nByte += dupedExprSize(p->pLeft, flags) + dupedExprSize(p->pRight, flags); -

1194

}

executed 98425 times by 7 tests: end of block

Executed by:

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98425

1195

}

executed 1702604 times by 389 tests: end of block

Executed by:

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...

1702604

1196

return nByte;

executed 1842166 times by 389 tests: return nByte;

Executed by:

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...

1842166

1197 } -

1198 -

1199 /* -

1200 ** This function is similar to sqlite3ExprDup(), except that if pzBuffer -

1201 ** is not NULL then *pzBuffer is assumed to point to a buffer large enough -

1202 ** to store the copy of expression p, the copies of p->u.zToken -

1203 ** (if applicable), and the copies of the p->pLeft and p->pRight expressions, -

1204 ** if any. Before returning, *pzBuffer is set to the first byte past the -

1205 ** portion of the buffer copied into by this function. -

1206 */ -

1207 static Expr *exprDup(sqlite3 *db, Expr *p, int dupFlags, u8 **pzBuffer){ -

1208 Expr *pNew; /* Value to return */ -

1209 u8 *zAlloc; /* Memory space from which to build Expr object */ -

1210 u32 staticFlag; /* EP_Static if space not obtained from malloc */ -

1211 -

1212 assert( db!=0 ); -

1213 assert( p ); -

1214 assert( dupFlags==0 || dupFlags==EXPRDUP_REDUCE ); -

1215 assert( pzBuffer==0 || dupFlags==EXPRDUP_REDUCE ); -

1216 -

1217 /* Figure out where to write the new Expr structure. */ -

1218

if( pzBuffer ){

pzBuffer

Description

TRUE

evaluated 57256 times by 1 test

Evaluated by:

Self test (438)

FALSE

evaluated 1645316 times by 389 tests

Evaluated by:

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...

57256-1645316

1219 zAlloc = *pzBuffer; -

1220 staticFlag = EP_Static; -

1221

}else{

executed 57256 times by 1 test: end of block

Executed by:

Self test (438)

57256

1222 zAlloc = sqlite3DbMallocRawNN(db, dupedExprSize(p, dupFlags)); -

1223 staticFlag = 0; -

1224

}

executed 1645316 times by 389 tests: end of block

Executed by:

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...

1645316

1225 pNew = (Expr *)zAlloc; -

1226 -

1227

if( pNew ){

pNew

Description

TRUE

evaluated 1702084 times by 389 tests

Evaluated by:

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...

FALSE

evaluated 488 times by 1 test

Evaluated by:

Self test (438)

488-1702084

1228 /* Set nNewSize to the size allocated for the structure pointed to -

1229 ** by pNew. This is either EXPR_FULLSIZE, EXPR_REDUCEDSIZE or -

1230 ** EXPR_TOKENONLYSIZE. nToken is set to the number of bytes consumed -

1231 ** by the copy of the p->u.zToken string (if any). -

1232 */ -

1233 const unsigned nStructSize = dupedExprStructSize(p, dupFlags); -

1234 const int nNewSize = nStructSize & 0xfff; -

1235 int nToken; -

1236

if( !ExprHasProperty(p, EP_IntValue) && p->u.zToken ){

!(((p)->flags&(0x000400))!=0)

Description

TRUE

evaluated 1295173 times by 31 tests

Evaluated by:

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...

FALSE

evaluated 406911 times by 373 tests

Evaluated by:

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...

p->u.zToken

Description

TRUE

evaluated 926715 times by 31 tests

Evaluated by:

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...

FALSE

evaluated 368458 times by 1 test

Evaluated by:

Self test (438)

368458-1295173

1237 nToken = sqlite3Strlen30(p->u.zToken) + 1; -

1238

}else{

executed 926715 times by 31 tests: end of block

Executed by:

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Self test (57)
Self test (58)
Self test (72)
Self test (73)
Self test (91)
Self test (92)
Self test (93)
...

926715

1239 nToken = 0; -

1240

}

executed 775369 times by 373 tests: end of block

Executed by:

Self test (10)
Self test (100)
Self test (106)
Self test (107)
Self test (108)
Self test (109)
Self test (11)
Self test (110)
Self test (111)
Self test (112)
Self test (113)
Self test (114)
Self test (115)
Self test (116)
Self test (117)
Self test (118)
Self test (119)
Self test (12)
Self test (120)
Self test (121)
Self test (122)
Self test (123)
Self test (124)
Self test (125)
Self test (126)
...

775369

1241

if( dupFlags ){

dupFlags

Description

TRUE

evaluated 98393 times by 7 tests

Evaluated by:

Self test (24)
Self test (26)
Self test (27)
Self test (28)
Self test (29)
Self test (438)
Self test (47)

FALSE

evaluated 1603691 times by 389 tests

Evaluated by:

Self test
Self test (10)
Self test (100)
Self test (101)
Self test (104)
Self test (106)
Self test (107)
Self test (108)
Self test (109)
Self test (11)
Self test (110)
Self test (111)
Self test (112)
Self test (113)
Self test (114)
Self test (115)
Self test (116)
Self test (117)
Self test (118)
Self test (119)
Self test (12)
Self test (120)
Self test (121)
Self test (122)
Self test (123)
...

98393-1603691

1242 assert( ExprHasProperty(p, EP_Reduced)==0 ); -

1243 memcpy(zAlloc, p, nNewSize); -

1244

}else{

executed 98393 times by 7 tests: end of block

Executed by:

Self test (24)
Self test (26)
Self test (27)
Self test (28)
Self test (29)
Self test (438)
Self test (47)

98393

1245 u32 nSize = (u32)exprStructSize(p); -

1246 memcpy(zAlloc, p, nSize); -

1247

if( nSize<EXPR_FULLSIZE ){

nSize<sizeof(Expr)

Description

TRUE

evaluated 921489 times by 2 tests

Evaluated by:

Self test (438)
Self test (47)

FALSE

evaluated 682202 times by 389 tests

Evaluated by:

Self test
Self test (10)
Self test (100)
Self test (101)
Self test (104)
Self test (106)
Self test (107)
Self test (108)
Self test (109)
Self test (11)
Self test (110)
Self test (111)
Self test (112)
Self test (113)
Self test (114)
Self test (115)
Self test (116)
Self test (117)
Self test (118)
Self test (119)
Self test (12)
Self test (120)
Self test (121)
Self test (122)
Self test (123)
...

682202-921489

1248 memset(&zAlloc[nSize], 0, EXPR_FULLSIZE-nSize); -

1249

}

executed 921489 times by 2 tests: end of block

Executed by:

Self test (438)
Self test (47)

921489

1250

}

executed 1603691 times by 389 tests: end of block

Executed by:

Self test
Self test (10)
Self test (100)
Self test (101)
Self test (104)
Self test (106)
Self test (107)
Self test (108)
Self test (109)
Self test (11)
Self test (110)
Self test (111)
Self test (112)
Self test (113)
Self test (114)
Self test (115)
Self test (116)
Self test (117)
Self test (118)
Self test (119)
Self test (12)
Self test (120)
Self test (121)
Self test (122)
Self test (123)
...

1603691

1251 -

1252 /* Set the EP_Reduced, EP_TokenOnly, and EP_Static flags appropriately. */ -

1253 pNew->flags &= ~(EP_Reduced|EP_TokenOnly|EP_Static|EP_MemToken); -

1254 pNew->flags |= nStructSize & (EP_Reduced|EP_TokenOnly); -

1255 pNew->flags |= staticFlag; -

1256 -

1257 /* Copy the p->u.zToken string, if any. */ -

1258

if( nToken ){

nToken

Description

TRUE

evaluated 926715 times by 31 tests

Evaluated by:

Self test
Self test (100)
Self test (101)
Self test (104)
Self test (24)
Self test (26)
Self test (27)
Self test (28)
Self test (29)
Self test (32)
Self test (33)
Self test (34)
Self test (42)
Self test (438)
Self test (44)
Self test (46)
Self test (47)
Self test (48)
Self test (57)
Self test (58)
Self test (72)
Self test (73)
Self test (91)
Self test (92)
Self test (93)
...

FALSE

evaluated 775369 times by 373 tests

Evaluated by:

Self test (10)
Self test (100)
Self test (106)
Self test (107)
Self test (108)
Self test (109)
Self test (11)
Self test (110)
Self test (111)
Self test (112)
Self test (113)
Self test (114)
Self test (115)
Self test (116)
Self test (117)
Self test (118)
Self test (119)
Self test (12)
Self test (120)
Self test (121)
Self test (122)
Self test (123)
Self test (124)
Self test (125)
Self test (126)
...

775369-926715

1259 char *zToken = pNew->u.zToken = (char*)&zAlloc[nNewSize]; -

1260 memcpy(zToken, p->u.zToken, nToken); -

1261

}

executed 926715 times by 31 tests: end of block

Executed by:

Self test
Self test (100)
Self test (101)
Self test (104)
Self test (24)
Self test (26)
Self test (27)
Self test (28)
Self test (29)
Self test (32)
Self test (33)
Self test (34)
Self test (42)
Self test (438)
Self test (44)
Self test (46)
Self test (47)
Self test (48)
Self test (57)
Self test (58)
Self test (72)
Self test (73)
Self test (91)
Self test (92)
Self test (93)
...

926715

1262 -

1263

if( 0==((p->flags|pNew->flags) & (EP_TokenOnly|EP_Leaf)) ){

0==((p->flags|...000|0x800000))

Description

TRUE

evaluated 388472 times by 1 test

Evaluated by:

Self test (438)

FALSE

evaluated 1313612 times by 389 tests

Evaluated by:

Self test
Self test (10)
Self test (100)
Self test (101)
Self test (104)
Self test (106)
Self test (107)
Self test (108)
Self test (109)
Self test (11)
Self test (110)
Self test (111)
Self test (112)
Self test (113)
Self test (114)
Self test (115)
Self test (116)
Self test (117)
Self test (118)
Self test (119)
Self test (12)
Self test (120)
Self test (121)
Self test (122)
Self test (123)
...

388472-1313612

1264 /* Fill in the pNew->x.pSelect or pNew->x.pList member. */ -

1265

if( ExprHasProperty(p, EP_xIsSelect) ){

(((p)->flags&(0x000800))!=0)	Description
TRUE	evaluated 4072 times by 1 test Evaluated by: Self test (438)
FALSE	evaluated 384400 times by 1 test Evaluated by: Self test (438)

4072-384400

1266 pNew->x.pSelect = sqlite3SelectDup(db, p->x.pSelect, dupFlags); -

1267

}else{

executed 4072 times by 1 test: end of block

Executed by:

Self test (438)

4072

1268 pNew->x.pList = sqlite3ExprListDup(db, p->x.pList, dupFlags); -

1269

}

executed 384400 times by 1 test: end of block

Executed by:

Self test (438)

384400

1270 } -

1271 -

1272 /* Fill in pNew->pLeft and pNew->pRight. */ -

1273

if( ExprHasProperty(pNew, EP_Reduced|EP_TokenOnly) ){

(((pNew)->flag...0x004000))!=0)

Description

TRUE

evaluated 98351 times by 7 tests

Evaluated by:

Self test (24)
Self test (26)
Self test (27)
Self test (28)
Self test (29)
Self test (438)
Self test (47)

FALSE

evaluated 1603733 times by 389 tests

Evaluated by:

Self test
Self test (10)
Self test (100)
Self test (101)
Self test (104)
Self test (106)
Self test (107)
Self test (108)
Self test (109)
Self test (11)
Self test (110)
Self test (111)
Self test (112)
Self test (113)
Self test (114)
Self test (115)
Self test (116)
Self test (117)
Self test (118)
Self test (119)
Self test (12)
Self test (120)
Self test (121)
Self test (122)
Self test (123)
...

98351-1603733

1274 zAlloc += dupedExprNodeSize(p, dupFlags); -

1275

if( !ExprHasProperty(pNew, EP_TokenOnly|EP_Leaf) ){

!(((pNew)->fla...0x800000))!=0)	Description
TRUE	evaluated 33338 times by 1 test Evaluated by: Self test (438)
FALSE	evaluated 65013 times by 7 tests Evaluated by: Self test (24) Self test (26) Self test (27) Self test (28) Self test (29) Self test (438) Self test (47)

33338-65013

1276

pNew->pLeft = p->pLeft ?

p->pLeft	Description
TRUE	evaluated 30480 times by 1 test Evaluated by: Self test (438)
FALSE	evaluated 2858 times by 1 test Evaluated by: Self test (438)

2858-30480

1277 exprDup(db, p->pLeft, EXPRDUP_REDUCE, &zAlloc) : 0; -

1278

pNew->pRight = p->pRight ?

p->pRight	Description
TRUE	evaluated 26776 times by 1 test Evaluated by: Self test (438)
FALSE	evaluated 6562 times by 1 test Evaluated by: Self test (438)

6562-26776

1279 exprDup(db, p->pRight, EXPRDUP_REDUCE, &zAlloc) : 0; -

1280

}

executed 33338 times by 1 test: end of block

Executed by:

Self test (438)

33338

1281

if( pzBuffer ){

pzBuffer	Description
TRUE	evaluated 57256 times by 1 test Evaluated by: Self test (438)
FALSE	evaluated 41095 times by 7 tests Evaluated by: Self test (24) Self test (26) Self test (27) Self test (28) Self test (29) Self test (438) Self test (47)

41095-57256

1282 *pzBuffer = zAlloc; -

1283

}

executed 57256 times by 1 test: end of block

Executed by:

Self test (438)

57256

1284

}else{

executed 98351 times by 7 tests: end of block

Executed by:

Self test (24)
Self test (26)
Self test (27)
Self test (28)
Self test (29)
Self test (438)
Self test (47)

98351

1285 #ifndef SQLITE_OMIT_WINDOWFUNC -

1286

if( ExprHasProperty(p, EP_WinFunc) ){

(((p)->flags&(0x1000000))!=0)

Description

TRUE

evaluated 228 times by 1 test

Evaluated by:

Self test (438)

FALSE

evaluated 1603505 times by 389 tests

Evaluated by:

Self test
Self test (10)
Self test (100)
Self test (101)
Self test (104)
Self test (106)
Self test (107)
Self test (108)
Self test (109)
Self test (11)
Self test (110)
Self test (111)
Self test (112)
Self test (113)
Self test (114)
Self test (115)
Self test (116)
Self test (117)
Self test (118)
Self test (119)
Self test (12)
Self test (120)
Self test (121)
Self test (122)
Self test (123)
...

228-1603505

1287 pNew->y.pWin = sqlite3WindowDup(db, pNew, p->y.pWin); -

1288 assert( ExprHasProperty(pNew, EP_WinFunc) ); -

1289

}

executed 228 times by 1 test: end of block

Executed by:

Self test (438)

228

1290 #endif /* SQLITE_OMIT_WINDOWFUNC */ -

1291

if( !ExprHasProperty(p, EP_TokenOnly|EP_Leaf) ){

!(((p)->flags&...0x800000))!=0)

Description

TRUE

evaluated 355134 times by 1 test

Evaluated by:

Self test (438)

FALSE

evaluated 1248599 times by 389 tests

Evaluated by:

Self test
Self test (10)
Self test (100)
Self test (101)
Self test (104)
Self test (106)
Self test (107)
Self test (108)
Self test (109)
Self test (11)
Self test (110)
Self test (111)
Self test (112)
Self test (113)
Self test (114)
Self test (115)
Self test (116)
Self test (117)
Self test (118)
Self test (119)
Self test (12)
Self test (120)
Self test (121)
Self test (122)
Self test (123)
...

355134-1248599

1292

if( pNew->op==TK_SELECT_COLUMN ){

pNew->op==166	Description
TRUE	evaluated 36 times by 1 test Evaluated by: Self test (438)
FALSE	evaluated 355098 times by 1 test Evaluated by: Self test (438)

36-355098

1293 pNew->pLeft = p->pLeft; -

1294 assert( p->iColumn==0 || p->pRight==0 ); -

1295 assert( p->pRight==0 || p->pRight==p->pLeft ); -

1296

}else{

executed 36 times by 1 test: end of block

Executed by:

Self test (438)

1297 pNew->pLeft = sqlite3ExprDup(db, p->pLeft, 0); -

1298

}

executed 355098 times by 1 test: end of block

Executed by:

Self test (438)

355098

1299 pNew->pRight = sqlite3ExprDup(db, p->pRight, 0); -

1300

}

executed 355134 times by 1 test: end of block

Executed by:

Self test (438)

355134

1301

}

executed 1603733 times by 389 tests: end of block

Executed by:

Self test
Self test (10)
Self test (100)
Self test (101)
Self test (104)
Self test (106)
Self test (107)
Self test (108)
Self test (109)
Self test (11)
Self test (110)
Self test (111)
Self test (112)
Self test (113)
Self test (114)
Self test (115)
Self test (116)
Self test (117)
Self test (118)
Self test (119)
Self test (12)
Self test (120)
Self test (121)
Self test (122)
Self test (123)
...

1603733

1302 } -

1303

return pNew;

executed 1702572 times by 389 tests: return pNew;

Executed by:

Self test
Self test (10)
Self test (100)
Self test (101)
Self test (104)
Self test (106)
Self test (107)
Self test (108)
Self test (109)
Self test (11)
Self test (110)
Self test (111)
Self test (112)
Self test (113)
Self test (114)
Self test (115)
Self test (116)
Self test (117)
Self test (118)
Self test (119)
Self test (12)
Self test (120)
Self test (121)
Self test (122)
Self test (123)
...

1702572

1304 } -

1305 -

1306 /* -

1307 ** Create and return a deep copy of the object passed as the second -

1308 ** argument. If an OOM condition is encountered, NULL is returned -

1309 ** and the db->mallocFailed flag set. -

1310 */ -

1311 #ifndef SQLITE_OMIT_CTE -

1312 static With *withDup(sqlite3 *db, With *p){ -

1313 With *pRet = 0; -

1314

if( p ){

p	Description
TRUE	evaluated 415 times by 1 test Evaluated by: Self test (438)
FALSE	evaluated 523252 times by 7 tests Evaluated by: Self test (24) Self test (26) Self test (27) Self test (28) Self test (29) Self test (438) Self test (47)

415-523252

1315 int nByte = sizeof(*p) + sizeof(p->a[0]) * (p->nCte-1); -

1316 pRet = sqlite3DbMallocZero(db, nByte); -

1317

if( pRet ){

pRet	Description
TRUE	evaluated 405 times by 1 test Evaluated by: Self test (438)
FALSE	evaluated 10 times by 1 test Evaluated by: Self test (438)

10-405

1318 int i; -

1319 pRet->nCte = p->nCte; -

1320

for(i=0; i<p->nCte; i++){

i<p->nCte	Description
TRUE	evaluated 424 times by 1 test Evaluated by: Self test (438)
FALSE	evaluated 405 times by 1 test Evaluated by: Self test (438)

405-424

1321 pRet->a[i].pSelect = sqlite3SelectDup(db, p->a[i].pSelect, 0); -

1322 pRet->a[i].pCols = sqlite3ExprListDup(db, p->a[i].pCols, 0); -

1323 pRet->a[i].zName = sqlite3DbStrDup(db, p->a[i].zName); -

1324

}

executed 424 times by 1 test: end of block

Executed by:

Self test (438)

424

1325

}

executed 405 times by 1 test: end of block

Executed by:

Self test (438)

405

1326

}

executed 415 times by 1 test: end of block

Executed by:

Self test (438)

415

1327

return pRet;

executed 523667 times by 7 tests: return pRet;

Executed by:

Self test (24)
Self test (26)
Self test (27)
Self test (28)
Self test (29)
Self test (438)
Self test (47)

523667

1328 } -

1329 #else -

1330 # define withDup(x,y) 0 -

1331 #endif -

1332 -

1333 /* -

1334 ** The following group of routines make deep copies of expressions, -

1335 ** expression lists, ID lists, and select statements. The copies can -

1336 ** be deleted (by being passed to their respective ...Delete() routines) -

1337 ** without effecting the originals. -

1338 ** -

1339 ** The expression list, ID, and source lists return by sqlite3ExprListDup(), -

1340 ** sqlite3IdListDup(), and sqlite3SrcListDup() can not be further expanded -

1341 ** by subsequent calls to sqlite*ListAppend() routines. -

1342 ** -

1343 ** Any tables that the SrcList might point to are not duplicated. -

1344 ** -

1345 ** The flags parameter contains a combination of the EXPRDUP_XXX flags. -

1346 ** If the EXPRDUP_REDUCE flag is set, then the structure returned is a -

1347 ** truncated version of the usual Expr structure that will be stored as -

1348 ** part of the in-memory representation of the database schema. -

1349 */ -

1350 Expr *sqlite3ExprDup(sqlite3 *db, Expr *p, int flags){ -

1351 assert( flags==0 || flags==EXPRDUP_REDUCE ); -

1352

return p ? exprDup(db, p, flags, 0) : 0;

executed 3870031 times by 389 tests: return p ? exprDup(db, p, flags, 0) : 0;

Executed by:

Self test
Self test (10)
Self test (100)
Self test (101)
Self test (104)
Self test (106)
Self test (107)
Self test (108)
Self test (109)
Self test (11)
Self test (110)
Self test (111)
Self test (112)
Self test (113)
Self test (114)
Self test (115)
Self test (116)
Self test (117)
Self test (118)
Self test (119)
Self test (12)
Self test (120)
Self test (121)
Self test (122)
Self test (123)
...

Description

TRUE

evaluated 1645316 times by 389 tests

Evaluated by:

Self test
Self test (10)
Self test (100)
Self test (101)
Self test (104)
Self test (106)
Self test (107)
Self test (108)
Self test (109)
Self test (11)
Self test (110)
Self test (111)
Self test (112)
Self test (113)
Self test (114)
Self test (115)
Self test (116)
Self test (117)
Self test (118)
Self test (119)
Self test (12)
Self test (120)
Self test (121)
Self test (122)
Self test (123)
...

FALSE

evaluated 2224715 times by 7 tests

Evaluated by:

Self test (24)
Self test (26)
Self test (27)
Self test (28)
Self test (29)
Self test (438)
Self test (47)

1645316-3870031

1353 } -

1354 ExprList *sqlite3ExprListDup(sqlite3 *db, ExprList *p, int flags){ -

1355 ExprList *pNew; -

1356 struct ExprList_item *pItem, *pOldItem; -

1357 int i; -

1358 Expr *pPriorSelectCol = 0; -

1359 assert( db!=0 ); -

1360

if( p==0 ) return 0;

executed 1409359 times by 7 tests: return 0;

Executed by:

Self test (24)
Self test (26)
Self test (27)
Self test (28)
Self test (29)
Self test (438)
Self test (47)

p==0	Description
TRUE	evaluated 1409359 times by 7 tests Evaluated by: Self test (24) Self test (26) Self test (27) Self test (28) Self test (29) Self test (438) Self test (47)
FALSE	evaluated 560564 times by 7 tests Evaluated by: Self test (24) Self test (26) Self test (27) Self test (28) Self test (29) Self test (438) Self test (47)

560564-1409359

1361 pNew = sqlite3DbMallocRawNN(db, sqlite3DbMallocSize(db, p)); -

1362

if( pNew==0 ) return 0;

executed 24 times by 1 test: return 0;

Executed by:

Self test (438)

pNew==0	Description
TRUE	evaluated 24 times by 1 test Evaluated by: Self test (438)
FALSE	evaluated 560540 times by 7 tests Evaluated by: Self test (24) Self test (26) Self test (27) Self test (28) Self test (29) Self test (438) Self test (47)

24-560540

1363 pNew->nExpr = p->nExpr; -

1364 pItem = pNew->a; -

1365 pOldItem = p->a; -

1366

for(i=0; i<p->nExpr; i++, pItem++, pOldItem++){

i<p->nExpr	Description
TRUE	evaluated 621843 times by 7 tests Evaluated by: Self test (24) Self test (26) Self test (27) Self test (28) Self test (29) Self test (438) Self test (47)
FALSE	evaluated 560540 times by 7 tests Evaluated by: Self test (24) Self test (26) Self test (27) Self test (28) Self test (29) Self test (438) Self test (47)

560540-621843

1367 Expr *pOldExpr = pOldItem->pExpr; -

1368 Expr *pNewExpr; -

1369 pItem->pExpr = sqlite3ExprDup(db, pOldExpr, flags); -

1370

if( pOldExpr

pOldExpr	Description
TRUE	evaluated 621746 times by 7 tests Evaluated by: Self test (24) Self test (26) Self test (27) Self test (28) Self test (29) Self test (438) Self test (47)
FALSE	evaluated 97 times by 1 test Evaluated by: Self test (438)

97-621746

1371

&& pOldExpr->op==TK_SELECT_COLUMN

pOldExpr->op==166	Description
TRUE	evaluated 36 times by 1 test Evaluated by: Self test (438)
FALSE	evaluated 621710 times by 7 tests Evaluated by: Self test (24) Self test (26) Self test (27) Self test (28) Self test (29) Self test (438) Self test (47)

36-621710

1372

&& (pNewExpr = pItem->pExpr)!=0

(pNewExpr = pItem->pExpr)!=0	Description
TRUE	evaluated 36 times by 1 test Evaluated by: Self test (438)
FALSE	never evaluated

0-36

1373 ){ -

1374 assert( pNewExpr->iColumn==0 || i>0 ); -

1375

if( pNewExpr->iColumn==0 ){

pNewExpr->iColumn==0	Description
TRUE	evaluated 16 times by 1 test Evaluated by: Self test (438)
FALSE	evaluated 20 times by 1 test Evaluated by: Self test (438)

16-20

1376 assert( pOldExpr->pLeft==pOldExpr->pRight ); -

1377 pPriorSelectCol = pNewExpr->pLeft = pNewExpr->pRight; -

1378

}else{

executed 16 times by 1 test: end of block

Executed by:

Self test (438)

1379 assert( i>0 ); -

1380 assert( pItem[-1].pExpr!=0 ); -

1381 assert( pNewExpr->iColumn==pItem[-1].pExpr->iColumn+1 ); -

1382 assert( pPriorSelectCol==pItem[-1].pExpr->pLeft ); -

1383 pNewExpr->pLeft = pPriorSelectCol; -

1384

}

executed 20 times by 1 test: end of block

Executed by:

Self test (438)

1385 } -

1386 pItem->zName = sqlite3DbStrDup(db, pOldItem->zName); -

1387 pItem->zSpan = sqlite3DbStrDup(db, pOldItem->zSpan); -

1388 pItem->sortOrder = pOldItem->sortOrder; -

1389 pItem->done = 0; -

1390 pItem->bSpanIsTab = pOldItem->bSpanIsTab; -

1391 pItem->bSorterRef = pOldItem->bSorterRef; -

1392 pItem->u = pOldItem->u; -

1393

}

executed 621843 times by 7 tests: end of block

Executed by:

Self test (24)
Self test (26)
Self test (27)
Self test (28)
Self test (29)
Self test (438)
Self test (47)

621843

1394

return pNew;

executed 560540 times by 7 tests: return pNew;

Executed by:

Self test (24)
Self test (26)
Self test (27)
Self test (28)
Self test (29)
Self test (438)
Self test (47)

560540

1395 } -

1396 -

1397 /* -

1398 ** If cursors, triggers, views and subqueries are all omitted from -

1399 ** the build, then none of the following routines, except for -

1400 ** sqlite3SelectDup(), can be called. sqlite3SelectDup() is sometimes -

1401 ** called with a NULL argument. -

1402 */ -

1403 #if !defined(SQLITE_OMIT_VIEW) || !defined(SQLITE_OMIT_TRIGGER) \ -

1404 || !defined(SQLITE_OMIT_SUBQUERY) -

1405 SrcList *sqlite3SrcListDup(sqlite3 *db, SrcList *p, int flags){ -

1406 SrcList *pNew; -

1407 int i; -

1408 int nByte; -

1409 assert( db!=0 ); -

1410

if( p==0 ) return 0;

executed 256 times by 1 test: return 0;

Executed by:

Self test (438)

p==0	Description
TRUE	evaluated 256 times by 1 test Evaluated by: Self test (438)
FALSE	evaluated 523501 times by 7 tests Evaluated by: Self test (24) Self test (26) Self test (27) Self test (28) Self test (29) Self test (438) Self test (47)

256-523501

1411

nByte = sizeof(*p) + (p->nSrc>0 ? sizeof(p->a[0]) * (p->nSrc-1) : 0);

p->nSrc>0	Description
TRUE	evaluated 507457 times by 7 tests Evaluated by: Self test (24) Self test (26) Self test (27) Self test (28) Self test (29) Self test (438) Self test (47)
FALSE	evaluated 16044 times by 1 test Evaluated by: Self test (438)

16044-507457

1412 pNew = sqlite3DbMallocRawNN(db, nByte ); -

1413

if( pNew==0 ) return 0;

executed 138 times by 1 test: return 0;

Executed by:

Self test (438)

pNew==0	Description
TRUE	evaluated 138 times by 1 test Evaluated by: Self test (438)
FALSE	evaluated 523363 times by 7 tests Evaluated by: Self test (24) Self test (26) Self test (27) Self test (28) Self test (29) Self test (438) Self test (47)

138-523363

1414 pNew->nSrc = pNew->nAlloc = p->nSrc; -

1415

for(i=0; i<p->nSrc; i++){

i<p->nSrc	Description
TRUE	evaluated 510514 times by 7 tests Evaluated by: Self test (24) Self test (26) Self test (27) Self test (28) Self test (29) Self test (438) Self test (47)
FALSE	evaluated 523363 times by 7 tests Evaluated by: Self test (24) Self test (26) Self test (27) Self test (28) Self test (29) Self test (438) Self test (47)

510514-523363

1416 struct SrcList_item *pNewItem = &pNew->a[i]; -

1417 struct SrcList_item *pOldItem = &p->a[i]; -

1418 Table *pTab; -

1419 pNewItem->pSchema = pOldItem->pSchema; -

1420 pNewItem->zDatabase = sqlite3DbStrDup(db, pOldItem->zDatabase); -

1421 pNewItem->zName = sqlite3DbStrDup(db, pOldItem->zName); -

1422 pNewItem->zAlias = sqlite3DbStrDup(db, pOldItem->zAlias); -

1423 pNewItem->fg = pOldItem->fg; -

1424 pNewItem->iCursor = pOldItem->iCursor; -

1425 pNewItem->addrFillSub = pOldItem->addrFillSub; -

1426 pNewItem->regReturn = pOldItem->regReturn; -

1427

if( pNewItem->fg.isIndexedBy ){

pNewItem->fg.isIndexedBy	Description
TRUE	evaluated 8 times by 1 test Evaluated by: Self test (438)
FALSE	evaluated 510506 times by 7 tests Evaluated by: Self test (24) Self test (26) Self test (27) Self test (28) Self test (29) Self test (438) Self test (47)

8-510506

1428 pNewItem->u1.zIndexedBy = sqlite3DbStrDup(db, pOldItem->u1.zIndexedBy); -

1429

}

executed