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thread_pthread.c: suppress warning

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* thread_pthread.c (get_stack): define guard only when it is used.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@36052 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
nobu 2012-06-13 04:09:35 +00:00
parent 621153bf3f
commit 9341988b41
1 changed files with 2 additions and 0 deletions
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2
thread_pthread.c
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@ -509,7 +509,9 @@ get_stack(void **addr, size_t *size)
{int err = (expr); if (err) return err;}
#if defined HAVE_PTHREAD_GETATTR_NP || defined HAVE_PTHREAD_ATTR_GET_NP
pthread_attr_t attr;
# if defined HAVE_PTHREAD_ATTR_GET_NP /* HAVE_PTHREAD_ATTR_GETGUARDSIZE */
size_t guard = 0;
# endif
# ifdef HAVE_PTHREAD_GETATTR_NP /* Linux */
STACK_GROW_DIR_DETECTION;