From 8706c00dfd65ae6c78f6fdac3688b224925c8d49 Mon Sep 17 00:00:00 2001 From: nobu Date: Sun, 10 Jun 2012 08:54:38 +0000 Subject: gc.h: IS_STACK_DIR_UPPER * gc.h (IS_STACK_DIR_UPPER): utility macro. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@36015 b2dd03c8-39d4-4d8f-98ff-823fe69b080e --- gc.h | 1 + 1 file changed, 1 insertion(+) (limited to 'gc.h') diff --git a/gc.h b/gc.h index 094b941061..96d22a6e09 100644 --- a/gc.h +++ b/gc.h @@ -81,6 +81,7 @@ int ruby_get_stack_grow_direction(volatile VALUE *addr); #define STACK_GROW_DIR_DETECTION VALUE stack_grow_dir_detection #define STACK_DIR_UPPER(a,b) STACK_UPPER(&stack_grow_dir_detection, (a), (b)) #endif +#define IS_STACK_DIR_UPPER() STACK_DIR_UPPER(1,0) #if defined __GNUC__ && __GNUC__ >= 4 #pragma GCC visibility push(default) -- cgit v1.2.3