https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79728
Xi Ruoyao <ryxi at stu dot xidian.edu.cn> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |ryxi at stu dot xidian.edu.cn --- Comment #3 from Xi Ruoyao <ryxi at stu dot xidian.edu.cn> --- I think this patch will fix it. https://gcc.gnu.org/ml/gcc-patches/2017-03/msg00233.html