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sys/malloc_thread_safe: mark functions "used"

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Fixes LTO.
This commit is contained in:
Kaspar Schleiser 2021-09-01 11:26:38 +02:00
parent 1547d2f075
commit 812b273845
1 changed files with 4 additions and 4 deletions
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8
sys/malloc_thread_safe/malloc_wrappers.c
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@ -26,7 +26,7 @@ extern void *__real_realloc(void *ptr, size_t size);
static mutex_t _lock; static mutex_t _lock;
void *__wrap_malloc(size_t size) void __attribute__((used)) *__wrap_malloc(size_t size)
{ {
assert(!irq_is_in()); assert(!irq_is_in());
mutex_lock(&_lock); mutex_lock(&_lock);
@ -35,7 +35,7 @@ void *__wrap_malloc(size_t size)
return ptr; return ptr;
} }
void __wrap_free(void *ptr) void __attribute__((used)) __wrap_free(void *ptr)
{ {
assert(!irq_is_in()); assert(!irq_is_in());
mutex_lock(&_lock); mutex_lock(&_lock);
@ -43,7 +43,7 @@ void __wrap_free(void *ptr)
mutex_unlock(&_lock); mutex_unlock(&_lock);
} }
void *__wrap_calloc(size_t nmemb, size_t size) void * __attribute__((used)) __wrap_calloc(size_t nmemb, size_t size)
{ {
/* some c libs don't perform proper overflow check (e.g. newlib < 4.0.0). Hence, we /* some c libs don't perform proper overflow check (e.g. newlib < 4.0.0). Hence, we
* just implement calloc on top of malloc ourselves. In addition to ensuring proper * just implement calloc on top of malloc ourselves. In addition to ensuring proper
@ -61,7 +61,7 @@ void *__wrap_calloc(size_t nmemb, size_t size)
return res; return res;
} }
void *__wrap_realloc(void *ptr, size_t size) void * __attribute__((used))__wrap_realloc(void *ptr, size_t size)
{ {
assert(!irq_is_in()); assert(!irq_is_in());
mutex_lock(&_lock); mutex_lock(&_lock);