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-rw-r--r--gc.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/gc.c b/gc.c
index ce1fb31..6cd36be 100644
--- a/gc.c
+++ b/gc.c
@@ -925,7 +925,7 @@ rb_gc()
alloca(0);
# define STACK_END (&stack_end)
#else
-# if defined(__GNUC__) && !defined(__alpha__)
+# if defined(__GNUC__) && !defined(__alpha__) && !defined(__APPLE__)
VALUE *stack_end = __builtin_frame_address(0);
# else
VALUE *stack_end = alloca(1);
@@ -1005,7 +1005,7 @@ Init_stack(addr)
#if defined(__human68k__)
extern void *_SEND;
rb_gc_stack_start = _SEND;
-#elif defined(__GNUC__) && !defined(__alpha__)
+#elif defined(__GNUC__) && !defined(__alpha__) && !defined(__APPLE__)
rb_gc_stack_start = __builtin_frame_address(2);
#else
VALUE start;