https://gcc.gnu.org/bugzilla/show_bug.cgi?id=38658
Martin Sebor <msebor at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Known to fail| |4.3.5, 4.4.7, 4.8.5, 4.9.4, | |5.4.0, 6.4.0, 7.3.0, 8.2.0, | |9.0 --- Comment #6 from Martin Sebor <msebor at gcc dot gnu.org> --- The optimization is not implemented yet/still. No compiler on Godbolt does it.