diff --git a/libcxx/include/__verbose_abort b/libcxx/include/__verbose_abort
--- a/libcxx/include/__verbose_abort
+++ b/libcxx/include/__verbose_abort
@@ -25,7 +25,11 @@
 // dependency-free (this is included everywhere else in the library).
 #if defined(_LIBCPP_HAS_NO_VERBOSE_ABORT_IN_LIBRARY) && !defined(_LIBCPP_AVAILABILITY_CUSTOM_VERBOSE_ABORT_PROVIDED)
 
+#if defined(__GLIBC__)
+extern "C" void abort() __attribute__ ((__nothrow__));
+#else
 extern "C" void abort();
+#endif
 
 _LIBCPP_BEGIN_NAMESPACE_STD