1 files changed, 2 insertions, 1 deletions
diff --git a/src/insert.c b/src/insert.c
index 9b3b195f6..400f2caaf 100644
--- a/src/insert.c
+++ b/src/insert.c
@@ -2327,7 +2327,8 @@ void sqlite3GenerateConstraintChecks(
 
         assert( onError==OE_Replace );
         nConflictCk = sqlite3VdbeCurrentAddr(v) - addrConflictCk;
-        assert( nConflictCk>0 );
+        assert( nConflictCk>0 || db->mallocFailed );
+        testcase( nConflictCk<=0 );
         testcase( nConflictCk>1 );
         if( regTrigCnt ){
           sqlite3MultiWrite(pParse);