https://gcc.gnu.org/bugzilla/show_bug.cgi?id=51213
--- Comment #22 from Matheus Izvekov <mizvekov at gmail dot com> --- Apologies, it was a problem on my end! The fault was just clang and gcc having different default binary names on msys, 'a.out' vs 'a.exe', and me using a stale exe when testing gcc... Sorry!
