diff options
Diffstat (limited to 'ext/mwrap/mwrap.c')
| -rw-r--r-- | ext/mwrap/mwrap.c | 18 |
1 files changed, 12 insertions, 6 deletions
diff --git a/ext/mwrap/mwrap.c b/ext/mwrap/mwrap.c index cd68eed..a097b2e 100644 --- a/ext/mwrap/mwrap.c +++ b/ext/mwrap/mwrap.c @@ -169,11 +169,18 @@ __attribute__((constructor)) static void resolve_malloc(void) --locating; } +#ifdef NDEBUG +#define QUIET_CC_WARNING(var) (void)var; +#else +#define QUIET_CC_WARNING(var) +#endif + static void mutex_lock(pthread_mutex_t *m) { int err = pthread_mutex_lock(m); assert(err == 0); + QUIET_CC_WARNING(err) } static void @@ -181,6 +188,7 @@ mutex_unlock(pthread_mutex_t *m) { int err = pthread_mutex_unlock(m); assert(err == 0); + QUIET_CC_WARNING(err) } #ifndef HAVE_MEMPCPY @@ -660,16 +668,14 @@ internal_memalign(void **pp, size_t alignment, size_t size, uintptr_t caller) static void * memalign_result(int err, void *p) { - if (caa_unlikely(err)) { + if (caa_unlikely(err)) errno = err; - return 0; - } return p; } void *memalign(size_t alignment, size_t size) { - void *p; + void *p = NULL; int err = internal_memalign(&p, alignment, size, RETURN_ADDRESS(0)); return memalign_result(err, p); } @@ -684,7 +690,7 @@ void cfree(void *) __attribute__((alias("free"))); void *valloc(size_t size) { - void *p; + void *p = NULL; int err = internal_memalign(&p, page_size, size, RETURN_ADDRESS(0)); return memalign_result(err, p); } @@ -702,7 +708,7 @@ void *valloc(size_t size) void *pvalloc(size_t size) { size_t alignment = page_size; - void *p; + void *p = NULL; int err; if (add_overflow_p(size, alignment)) { |