1 files changed, 2 insertions, 2 deletions

diff --git a/src/lj_opt_mem.c b/src/lj_opt_mem.c
index 6062be70..40064639 100644
--- a/src/lj_opt_mem.c
+++ b/src/lj_opt_mem.c
@@ -689,8 +689,8 @@ retry:
         if (st == IRT_I8 || st == IRT_I16) {  /* Trunc + sign-extend. */
           st |= IRCONV_SEXT;
         } else if (st == IRT_U8 || st == IRT_U16) {  /* Trunc + zero-extend. */
-        } else if (st == IRT_INT && irt_isu32(IR(store->op2)->t)) {
-          st = IRT_U32;  /* Needs dummy CONV.int.u32. */
+        } else if (st == IRT_INT && !irt_isint(IR(store->op2)->t)) {
+          st = irt_type(IR(store->op2)->t);  /* Needs dummy CONV.int.*. */
         } else {  /* I64/U64 are boxed, U32 is hidden behind a CONV.num.u32. */
           goto store_fwd;
         }