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Add NEVER() and ALWAYS() macros on branches that are believed to be

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unreachable.

FossilOrigin-Name: 3a901e88c87fc76c7fe42e47a976a5706830f0dbd6027605663e4d55f4f33590
This commit is contained in:
drh
2022-11-24 15:04:23 +00:00
parent b669bb5e2b
commit c25f5ea6e8
4 changed files with 11 additions and 11 deletions
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4
src/expr.c
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@@ -6335,14 +6335,14 @@ static int analyzeAggregate(Walker *pWalker, Expr *pExpr){
for(pIEpr=pParse->pIdxEpr; pIEpr; pIEpr=pIEpr->pIENext){
int iDataCur = pIEpr->iDataCur;
if( iDataCur<0 ) continue;
if( pParse->iSelfTab ){
if( NEVER(pParse->iSelfTab) ){
if( pIEpr->iDataCur!=pParse->iSelfTab-1 ) continue;
iDataCur = -1;
}
if( sqlite3ExprCompare(0, pExpr, pIEpr->pExpr, iDataCur)==0 ) break;
}
if( pIEpr==0 ) break;
if( !ExprUseYTab(pExpr) ) break;
if( NEVER(!ExprUseYTab(pExpr)) ) break;
/* If we reach this point, it means that expression pExpr can be
** translated into a reference to an index column as described by