https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99650
--- Comment #4 from Csaba Ráduly <csaba_22 at yahoo dot co.uk> --- Is this a dup of https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79372 ? https://www.mail-archive.com/gcc-bugs@gcc.gnu.org/msg522821.html