diff options
Diffstat (limited to 'ruby.h')
-rw-r--r-- | ruby.h | 8 |
1 files changed, 7 insertions, 1 deletions
@@ -224,7 +224,13 @@ VALUE rb_ull2inum _((unsigned LONG_LONG)); #define TYPE(x) rb_type((VALUE)(x)) -#define RB_GC_GUARD(v) (*(volatile VALUE *)&(v)) +#ifdef __GNUC__ +#define RB_GC_GUARD_PTR(ptr) \ + __extension__ ({volatile VALUE *rb_gc_guarded_ptr = (ptr); rb_gc_guarded_ptr;}) +#else +#define RB_GC_GUARD_PTR(ptr) (volatile VALUE *)(ptr) +#endif +#define RB_GC_GUARD(v) (*RB_GC_GUARD_PTR(&(v))) void rb_check_type _((VALUE,int)); #define Check_Type(v,t) rb_check_type((VALUE)(v),t) |