Merge "<malloc.h>: warn on unused results for malloc_usable_size()." into main am: 988c807ff8
Original change: https://android-review.googlesource.com/c/platform/bionic/+/3113839
Change-Id: I00b69a96b5376847a255dbcedd59654936bab006
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
diff --git a/libc/include/malloc.h b/libc/include/malloc.h
index ef1e27d..3ebc1be 100644
--- a/libc/include/malloc.h
+++ b/libc/include/malloc.h
@@ -110,7 +110,7 @@
* [malloc_usable_size(3)](http://man7.org/linux/man-pages/man3/malloc_usable_size.3.html)
* returns the actual size of the given heap block.
*/
-size_t malloc_usable_size(const void* _Nullable __ptr);
+size_t malloc_usable_size(const void* _Nullable __ptr) __wur;
#define __MALLINFO_BODY \
/** Total number of non-mmapped bytes currently allocated from OS. */ \