1 files changed, 1 insertions, 0 deletions
diff --git a/src/prepare.c b/src/prepare.c
index faeefa894..c46e55ed2 100644
--- a/src/prepare.c
+++ b/src/prepare.c
@@ -706,6 +706,7 @@ static int sqlite3LockAndPrepare(
   }
   sqlite3BtreeLeaveAll(db);
   sqlite3_mutex_leave(db->mutex);
+  assert( rc==SQLITE_OK || *ppStmt==0 );
   return rc;
 }