1 files changed, 3 insertions, 2 deletions

diff --git a/src/lib_jit.c b/src/lib_jit.c
index 4a57f3b4..6cd0d0b6 100644
--- a/src/lib_jit.c
+++ b/src/lib_jit.c
@@ -73,8 +73,9 @@ LJLIB_CF(jit_flush)
 #if LJ_HASJIT
   if (L->base < L->top && (tvisnum(L->base) || tvisstr(L->base))) {
     int traceno = lj_lib_checkint(L, 1);
-    luaJIT_setmode(L, traceno, LUAJIT_MODE_FLUSH|LUAJIT_MODE_TRACE);
-    return 0;
+    setboolV(L->top-1,
+             luaJIT_setmode(L, traceno, LUAJIT_MODE_FLUSH|LUAJIT_MODE_TRACE));
+    return 1;
   }
 #endif
   return setjitmode(L, LUAJIT_MODE_FLUSH);