Remove an unreachable branch from the index-on-expression optimization.

shiyezheng · Sep 16, 2018 · f9f70db · f9f70db
1 parent 3b21d84
commit f9f70db
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/update.c b/src/update.c
@@ -95,10 +95,10 @@ static int indexColumnIsBeingUpdated(
   int chngRowid     /* true if the rowid is being updated */
 ){
   i16 iIdxCol = pIdx->aiColumn[iCol];
+  assert( iIdxCol!=XN_ROWID ); /* Cannot index rowid */
   if( iIdxCol>=0 ){
     return aXRef[iIdxCol]>=0;
   }
-  if( iIdxCol==XN_ROWID ) return 1;
   assert( iIdxCol==XN_EXPR );
   assert( pIdx->aColExpr!=0 );
   assert( pIdx->aColExpr->a[iCol].pExpr!=0 );