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Remove unused variable from powerpc sem_post.c.

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This commit is contained in:
Joseph Myers 2012-12-04 21:39:04 +00:00
parent b37984ad36
commit d39b954531
2 changed files with 8 additions and 2 deletions
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6
nptl/ChangeLog
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@ -1,3 +1,9 @@
2012-12-04 Joseph Myers <joseph@codesourcery.com>
* sysdeps/unix/sysv/linux/powerpc/sem_post.c (__old_sem_post):
Cast result of atomic_increment_val to (void) instead of storing
in otherwise-unused variable.
2012-12-03 Allan McRae <allan@archlinux.org> 2012-12-03 Allan McRae <allan@archlinux.org>
* Makefile (LDFLAGS-tst-cond24, LDFLAGS-tst-cond25): Remove. * Makefile (LDFLAGS-tst-cond24, LDFLAGS-tst-cond25): Remove.

4
nptl/sysdeps/unix/sysv/linux/powerpc/sem_post.c
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@ -1,5 +1,5 @@
/* sem_post -- post to a POSIX semaphore. Powerpc version. /* sem_post -- post to a POSIX semaphore. Powerpc version.
Copyright (C) 2003, 2004, 2007 Free Software Foundation, Inc. Copyright (C) 2003-2012 Free Software Foundation, Inc.
This file is part of the GNU C Library. This file is part of the GNU C Library.
Contributed by Paul Mackerras <paulus@au.ibm.com>, 2003. Contributed by Paul Mackerras <paulus@au.ibm.com>, 2003.
@ -56,7 +56,7 @@ __old_sem_post (sem_t *sem)
int *futex = (int *) sem; int *futex = (int *) sem;
__asm __volatile (__lll_rel_instr ::: "memory"); __asm __volatile (__lll_rel_instr ::: "memory");
int nr = atomic_increment_val (futex); (void) atomic_increment_val (futex);
/* We always have to assume it is a shared semaphore. */ /* We always have to assume it is a shared semaphore. */
int err = lll_futex_wake (futex, 1, LLL_SHARED); int err = lll_futex_wake (futex, 1, LLL_SHARED);
if (__builtin_expect (err, 0) < 0) if (__builtin_expect (err, 0) < 0)