1 files changed, 6 insertions, 0 deletions

diff --git a/src/lj_ccall.h b/src/lj_ccall.h
index 57300817..24646d90 100644
--- a/src/lj_ccall.h
+++ b/src/lj_ccall.h
@@ -75,6 +75,9 @@ typedef union FPRArg {
 #define CCALL_NARG_FPR          8
 #define CCALL_NRET_FPR          4
 #define CCALL_SPS_FREE          0
+#if LJ_TARGET_OSX
+#define CCALL_PACK_STACKARG     1
+#endif
 
 typedef intptr_t GPRArg;
 typedef union FPRArg {
@@ -139,6 +142,9 @@ typedef union FPRArg {
 #ifndef CCALL_ALIGN_STACKARG
 #define CCALL_ALIGN_STACKARG    1
 #endif
+#ifndef CCALL_PACK_STACKARG
+#define CCALL_PACK_STACKARG     0
+#endif
 #ifndef CCALL_ALIGN_CALLSTATE
 #define CCALL_ALIGN_CALLSTATE   8
 #endif