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Overview
| Comment: | Add a NEVER() on an unreachable branch in comparisonAffinity(). |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | rowvalue |
| Files: | files | file ages | folders |
| SHA1: |
505a2f20eac62d4e170f003255c8984e |
| User & Date: | drh 2016-08-24 15:37:31 |
Context
|
2016-08-24
| ||
| 17:49 | Fix more unreachable branches. check-in: 6099c180 user: drh tags: rowvalue | |
| 15:37 | Add a NEVER() on an unreachable branch in comparisonAffinity(). check-in: 505a2f20 user: drh tags: rowvalue | |
| 12:22 | Fix a buffer overrun in the code for handling IN(...) operators when the LHS of the operator contains indexed columns or expressions. check-in: f41a0391 user: dan tags: rowvalue | |
Changes
Changes to src/expr.c.
217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 |
pExpr->op==TK_NE || pExpr->op==TK_IS || pExpr->op==TK_ISNOT );
assert( pExpr->pLeft );
aff = sqlite3ExprAffinity(pExpr->pLeft);
if( pExpr->pRight ){
aff = sqlite3CompareAffinity(pExpr->pRight, aff);
}else if( ExprHasProperty(pExpr, EP_xIsSelect) ){
aff = sqlite3CompareAffinity(pExpr->x.pSelect->pEList->a[0].pExpr, aff);
}else if( !aff ){
aff = SQLITE_AFF_BLOB;
}
return aff;
}
/*
** pExpr is a comparison expression, eg. '=', '<', IN(...) etc.
|
| |
217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 |
pExpr->op==TK_NE || pExpr->op==TK_IS || pExpr->op==TK_ISNOT );
assert( pExpr->pLeft );
aff = sqlite3ExprAffinity(pExpr->pLeft);
if( pExpr->pRight ){
aff = sqlite3CompareAffinity(pExpr->pRight, aff);
}else if( ExprHasProperty(pExpr, EP_xIsSelect) ){
aff = sqlite3CompareAffinity(pExpr->x.pSelect->pEList->a[0].pExpr, aff);
}else if( NEVER(aff==0) ){
aff = SQLITE_AFF_BLOB;
}
return aff;
}
/*
** pExpr is a comparison expression, eg. '=', '<', IN(...) etc.
|