ARM: Misc. fixes for interpreter.

1 files changed, 11 insertions, 1 deletions

diff --git a/src/lib_math.c b/src/lib_math.c
index 5843e2f5..fb038b1d 100644
--- a/src/lib_math.c
+++ b/src/lib_math.c
@@ -59,10 +59,20 @@ LJLIB_ASM(math_atan2)		LJLIB_REC(math_binary IR_ATAN2)
   lj_lib_checknum(L, 2);
   return FFH_RETRY;
 }
-LJLIB_ASM_(math_ldexp)          LJLIB_REC(math_binary IR_LDEXP)
 LJLIB_ASM_(math_pow)            LJLIB_REC(.)
 LJLIB_ASM_(math_fmod)
 
+LJLIB_ASM(math_ldexp)           LJLIB_REC(math_binary IR_LDEXP)
+{
+  lj_lib_checknum(L, 1);
+#if LJ_DUALNUM && !LJ_TARGET_X86ORX64
+  lj_lib_checkint(L, 2);
+#else
+  lj_lib_checknum(L, 2);
+#endif
+  return FFH_RETRY;
+}
+
 LJLIB_ASM(math_min)             LJLIB_REC(math_minmax IR_MIN)
 {
   int i = 0;