Adds #define TCMALLOC_HAS_ALIGNED_SIZE_RETURNING_NEW if tcmalloc_size_returning_operator_new_aligned and tcmalloc_size_returning_operator_new_aligned_nothrow are available.

TCMalloc Team · copybara-github · commit a2d8f3a648b5 · 2021-08-23T10:05:59.000-07:00
PiperOrigin-RevId: 392458415
Change-Id: I4002fb1dd2f95035ce9c96f3d054eb11b2ec43cd
diff --git a/tcmalloc/malloc_extension.h b/tcmalloc/malloc_extension.h
@@ -526,6 +526,7 @@ tcmalloc::sized_ptr_t tcmalloc_size_returning_operator_new_nothrow(
 // Aligned size returning new is only supported for libc++ because of issues
 // with libstdcxx.so linkage. See http://b/110969867 for background.
 #if defined(_LIBCPP_VERSION) && defined(__cpp_aligned_new)
+#define TCMALLOC_HAS_ALIGNED_SIZE_RETURNING_NEW
 
 // Identical to `tcmalloc_size_returning_operator_new` except that the returned
 // memory is aligned according to the `alignment` argument.
