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Avoid unnecessary duplication of SQL parameter names.

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FossilOrigin-Name: e704e8690ae35decc9769a45cf8d519ccad8b79d
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drh
2011-06-01 19:16:06 +00:00
parent 124c0b49a1
commit 04e9eeadc6
4 changed files with 12 additions and 9 deletions
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4
src/expr.c
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@@ -2345,7 +2345,9 @@ int sqlite3ExprCodeTarget(Parse *pParse, Expr *pExpr, int target){
assert( pExpr->u.zToken[0]!=0 );
sqlite3VdbeAddOp2(v, OP_Variable, pExpr->iColumn, target);
if( pExpr->u.zToken[1]!=0 ){
sqlite3VdbeChangeP4(v, -1, pExpr->u.zToken, P4_TRANSIENT);
assert( pExpr->u.zToken[0]=='?'
|| strcmp(pExpr->u.zToken, pParse->azVar[pExpr->iColumn-1])==0 );
sqlite3VdbeChangeP4(v, -1, pParse->azVar[pExpr->iColumn-1], P4_STATIC);
}
break;
}