http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59789
--- Comment #6 from H.J. Lu <hjl.tools at gmail dot com> --- Created attachment 31824 --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=31824&action=edit A patch This is a patch based on http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57698#c7