https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90193
--- Comment #11 from Mathieu Desnoyers <mathieu.desnoyers at efficios dot com> --- The proposed fix "gcc9-pr90193.patch" applied on top of gcc-8.3.0 fixes the issue for both x86-64 and for x86-32 (-m32) from a 64-bit x86 gcc.