fix compiler error on older macOS due to const atomic (issue #540)

daanx · daanx · commit 3cf2b629f936 · 2022-01-31T12:47:50.000-08:00
diff --git a/src/alloc.c b/src/alloc.c
@@ -478,7 +478,7 @@ static inline mi_segment_t* mi_checked_ptr_segment(const void* p, const char* ms
 // Free a block 
 void mi_free(void* p) mi_attr_noexcept
 {
-  const mi_segment_t* const segment = mi_checked_ptr_segment(p,"mi_free");
+  mi_segment_t* const segment = mi_checked_ptr_segment(p,"mi_free");
   if (mi_unlikely(segment == NULL)) return; 
 
   mi_threadid_t tid = _mi_thread_id();

Original file line number	Diff line number	Diff line change
`@@ -478,7 +478,7 @@ static inline mi_segment_t* mi_checked_ptr_segment(const void* p, const char* ms`
`478`	`478`	`// Free a block`
`479`	`479`	`void mi_free(void* p) mi_attr_noexcept`
`480`	`480`	`{`
`481`		`- const mi_segment_t* const segment = mi_checked_ptr_segment(p,"mi_free");`
	`481`	`+ mi_segment_t* const segment = mi_checked_ptr_segment(p,"mi_free");`
`482`	`482`	`if (mi_unlikely(segment == NULL)) return;`
`483`	`483`
`484`	`484`	`mi_threadid_t tid = _mi_thread_id();`