https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80200
--- Comment #4 from Roman <roman.morokutti at googlemail dot com> --- Sorry, here is the output of gcc -v: Using built-in specs. COLLECT_GCC=gcc COLLECT_LTO_WRAPPER=/usr/local/libexec/gcc/x86_64-pc-linux-gnu/7.0.1/lto-wrapper Target: x86_64-pc-linux-gnu Configured with: /home/roman/gcc-source/configure Thread model: posix gcc version 7.0.1 20170304 (experimental) (GCC) Best regards, Roman