1 files changed, 0 insertions, 21 deletions
diff --git a/gc.c b/gc.c
index f5411282c8..b930621065 100644
--- a/gc.c
+++ b/gc.c
@@ -65,27 +65,6 @@
 #define rb_setjmp(env) RUBY_SETJMP(env)
 #define rb_jmp_buf rb_jmpbuf_t
 
-/* Make alloca work the best possible way.  */
-#ifdef __GNUC__
-# ifndef atarist
-#  ifndef alloca
-#   define alloca __builtin_alloca
-#  endif
-# endif /* atarist */
-#else
-# ifdef HAVE_ALLOCA_H
-#  include <alloca.h>
-# else
-#  ifdef _AIX
- #pragma alloca
-#  else
-#   ifndef alloca /* predefined by HP cc +Olibcalls */
-void *alloca ();
-#   endif
-#  endif /* AIX */
-# endif /* HAVE_ALLOCA_H */
-#endif /* __GNUC__ */
-
 #ifndef GC_MALLOC_LIMIT
 #define GC_MALLOC_LIMIT 8000000
 #endif