libstdc++: Fix incorrect branch prediction hint in std::stacktrace

libstdc++-v3/ChangeLog:

	* include/std/stacktrace (basic_stacktrace::_Impl::_M_allocate):
	Change [[unlikely]] attribute to [[likely]].

diff --git a/libstdc++-v3/include/std/stacktrace b/libstdc++-v3/include/std/stacktrace
index dd78c71c5dc416e2aaeffb4f740fd1380117e320..79038e803f2f1ab1e1f5939b4a32991347b19dd2 100644 (file)
--- a/libstdc++-v3/include/std/stacktrace
+++ b/libstdc++-v3/include/std/stacktrace
@@ -579,7 +579,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
        {
          __try
            {
-             if (0 < __n && __n <= _S_max_size(__alloc)) [[unlikely]]
+             if (0 < __n && __n <= _S_max_size(__alloc)) [[likely]]
                {
                  _M_frames = __alloc.allocate(__n);
                  _M_capacity = __n;