1 files changed, 2 insertions, 1 deletions

diff --git a/src/lj_crecord.c b/src/lj_crecord.c
index 180f255c..8d2248a4 100644
--- a/src/lj_crecord.c
+++ b/src/lj_crecord.c
@@ -1003,7 +1003,8 @@ void LJ_FASTCALL recff_cdata_arith(jit_State *J, RecordFFData *rd)
         (tr = crec_arith_ptr(J, sp, s, (MMS)rd->data))) {
       J->base[0] = tr;
       /* Fixup cdata comparisons, too. Avoids some cdata escapes. */
-      if (J->postproc == LJ_POST_FIXGUARD && frame_iscont(J->L->base-1)) {
+      if (J->postproc == LJ_POST_FIXGUARD && frame_iscont(J->L->base-1) &&
+          !irt_isguard(J->guardemit)) {
         const BCIns *pc = frame_contpc(J->L->base-1) - 1;
         if (bc_op(*pc) <= BC_ISNEP) {
           setframe_pc(&J2G(J)->tmptv, pc);