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| author | nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2012-06-10 08:54:38 +0000 |
|---|---|---|
| committer | nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2012-06-10 08:54:38 +0000 |
| commit | 8706c00dfd65ae6c78f6fdac3688b224925c8d49 (patch) | |
| tree | 045bd75ae745457e6c56a6121339f24cdf47b0df /gc.h | |
| parent | 068dafd21f664e75bbadf958ad976afeeca45326 (diff) | |
| download | ruby-8706c00dfd65ae6c78f6fdac3688b224925c8d49.tar.gz | |
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
Diffstat (limited to 'gc.h')
| -rw-r--r-- | gc.h | 1 |
1 files changed, 1 insertions, 0 deletions
@@ -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) |