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Overview
| Comment: | Add NEVER() and ALWAYS() macros on some unreachable yet prudent branches. |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA1: |
c5c0a8ab6c222185d5f9d4321e64d9f9 |
| User & Date: | drh 2013-08-02 20:11:19 |
Context
|
2013-08-02
| ||
| 23:40 | Updates to requirements marks. No code changes. check-in: 21302076 user: drh tags: trunk | |
| 20:44 | Merge in the latest trunk changes, including partial indexes, the MAX_PATH fix in os_win.c, and the sqlite3_cancel_auto_extension() API. check-in: 7e1acb39 user: drh tags: sessions | |
| 20:11 | Add NEVER() and ALWAYS() macros on some unreachable yet prudent branches. check-in: c5c0a8ab user: drh tags: trunk | |
| 16:41 | Add support for partial indices. check-in: 478113f1 user: drh tags: trunk | |
Changes
Changes to src/expr.c.
3835 3836 3837 3838 3839 3840 3841 3842 3843 3844 3845 3846 3847 3848 3849 |
}
if( sqlite3ExprCompare(pA->pLeft, pB->pLeft, iTab) ) return 2;
if( sqlite3ExprCompare(pA->pRight, pB->pRight, iTab) ) return 2;
if( sqlite3ExprListCompare(pA->x.pList, pB->x.pList, iTab) ) return 2;
if( pA->iColumn!=pB->iColumn ) return 2;
if( pA->iTable!=pB->iTable
&& pA->op!=TK_REGISTER
&& (pA->iTable!=iTab || pB->iTable>=0) ) return 2;
if( ExprHasProperty(pA, EP_IntValue) ){
if( !ExprHasProperty(pB, EP_IntValue) || pA->u.iValue!=pB->u.iValue ){
return 2;
}
}else if( pA->op!=TK_COLUMN && ALWAYS(pA->op!=TK_AGG_COLUMN) && pA->u.zToken){
if( ExprHasProperty(pB, EP_IntValue) || NEVER(pB->u.zToken==0) ) return 2;
if( strcmp(pA->u.zToken,pB->u.zToken)!=0 ){
|
| |
3835 3836 3837 3838 3839 3840 3841 3842 3843 3844 3845 3846 3847 3848 3849 |
} if( sqlite3ExprCompare(pA->pLeft, pB->pLeft, iTab) ) return 2; if( sqlite3ExprCompare(pA->pRight, pB->pRight, iTab) ) return 2; if( sqlite3ExprListCompare(pA->x.pList, pB->x.pList, iTab) ) return 2; if( pA->iColumn!=pB->iColumn ) return 2; if( pA->iTable!=pB->iTable && pA->op!=TK_REGISTER && (pA->iTable!=iTab || NEVER(pB->iTable>=0)) ) return 2; if( ExprHasProperty(pA, EP_IntValue) ){ if( !ExprHasProperty(pB, EP_IntValue) || pA->u.iValue!=pB->u.iValue ){ return 2; } }else if( pA->op!=TK_COLUMN && ALWAYS(pA->op!=TK_AGG_COLUMN) && pA->u.zToken){ if( ExprHasProperty(pB, EP_IntValue) || NEVER(pB->u.zToken==0) ) return 2; if( strcmp(pA->u.zToken,pB->u.zToken)!=0 ){ |
Changes to src/vdbeaux.c.
571 572 573 574 575 576 577 578 579 580 581 582 583 584 585 586 |
}
/*
** Change the P2 operand of instruction addr so that it points to
** the address of the next instruction to be coded.
*/
void sqlite3VdbeJumpHere(Vdbe *p, int addr){
assert( addr>=0 || p->db->mallocFailed );
if( addr>=0 ) sqlite3VdbeChangeP2(p, addr, p->nOp);
}
/*
** If the input FuncDef structure is ephemeral, then free it. If
** the FuncDef is not ephermal, then do nothing.
*/
|
< | |
571 572 573 574 575 576 577 578 579 580 581 582 583 584 585 |
}
/*
** Change the P2 operand of instruction addr so that it points to
** the address of the next instruction to be coded.
*/
void sqlite3VdbeJumpHere(Vdbe *p, int addr){
if( ALWAYS(addr>=0) ) sqlite3VdbeChangeP2(p, addr, p->nOp);
}
/*
** If the input FuncDef structure is ephemeral, then free it. If
** the FuncDef is not ephermal, then do nothing.
*/
|