1 files changed, 7 insertions, 4 deletions
diff --git a/src/expr.c b/src/expr.c
index 524e53934..129c1299b 100644
--- a/src/expr.c
+++ b/src/expr.c
@@ -1654,17 +1654,20 @@ void sqlite3ExprListSetName(
 void sqlite3ExprListSetSpan(
   Parse *pParse,          /* Parsing context */
   ExprList *pList,        /* List to which to add the span. */
-  ExprSpan *pSpan         /* The span to be added */
+  const char *zStart,     /* Start of the span */
+  const char *zEnd        /* End of the span */
 ){
   sqlite3 *db = pParse->db;
   assert( pList!=0 || db->mallocFailed!=0 );
   if( pList ){
     struct ExprList_item *pItem = &pList->a[pList->nExpr-1];
+    int n;
     assert( pList->nExpr>0 );
-    assert( db->mallocFailed || pItem->pExpr==pSpan->pExpr );
     sqlite3DbFree(db, pItem->zSpan);
-    pItem->zSpan = sqlite3DbStrNDup(db, (char*)pSpan->zStart,
-                                    (int)(pSpan->zEnd - pSpan->zStart));
+    while( sqlite3Isspace(zStart[0]) ) zStart++;
+    n = (int)(zEnd - zStart);
+    while( n>0 && sqlite3Isspace(zStart[n-1]) ) n--;
+    pItem->zSpan = sqlite3DbStrNDup(db, zStart, n);
   }
 }