[Bug rtl-optimization/68506] [6 Regression] wrong code at -O3 on x86_64-linux-gnu

[ktkachov at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68506

--- Comment #5 from ktkachov at gcc dot gnu.org ---
Replacing __assert_fail () with abort () and compiling with -fno-builtin-abort
works, so I'll do that