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Overview
Comment:Test for an OOM condition in resolveAlias().
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SHA3-256: 322eca7f6ad2234059669015aabb773a790e8bc3da95431c9c851ff5342c969b
User & Date: drh 2019-09-26 16:08:35.975
Context
2019-09-26
16:57
New dbsqlfuzz cases added to test/fuzzdata8.db. (check-in: 49073b7003 user: drh tags: trunk)
16:08
Test for an OOM condition in resolveAlias(). (check-in: 322eca7f6a user: drh tags: trunk)
15:53
Fix a window-functions problem that could occur if an ORDER BY clause contains an alias for a window-function that is not a top-level expression. (check-in: 1cc6cf6407 user: dan tags: trunk)
Changes
Unified Diff Ignore Whitespace Patch
Changes to src/resolve.c.
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    memcpy(pExpr, pDup, sizeof(*pExpr));
    if( !ExprHasProperty(pExpr, EP_IntValue) && pExpr->u.zToken!=0 ){
      assert( (pExpr->flags & (EP_Reduced|EP_TokenOnly))==0 );
      pExpr->u.zToken = sqlite3DbStrDup(db, pExpr->u.zToken);
      pExpr->flags |= EP_MemToken;
    }
    if( ExprHasProperty(pExpr, EP_WinFunc) ){

      pExpr->y.pWin->pOwner = pExpr;



    }
    sqlite3DbFree(db, pDup);
  }
  ExprSetProperty(pExpr, EP_Alias);
}










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    memcpy(pExpr, pDup, sizeof(*pExpr));
    if( !ExprHasProperty(pExpr, EP_IntValue) && pExpr->u.zToken!=0 ){
      assert( (pExpr->flags & (EP_Reduced|EP_TokenOnly))==0 );
      pExpr->u.zToken = sqlite3DbStrDup(db, pExpr->u.zToken);
      pExpr->flags |= EP_MemToken;
    }
    if( ExprHasProperty(pExpr, EP_WinFunc) ){
      if( pExpr->y.pWin!=0 ){
        pExpr->y.pWin->pOwner = pExpr;
      }else{
        assert( db->mallocFailed );
      }
    }
    sqlite3DbFree(db, pDup);
  }
  ExprSetProperty(pExpr, EP_Alias);
}
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