[Bug libgomp/90585] libgomp hsa plugin ftbfs in the x32 multilib variant

[doko at debian dot org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90585

--- Comment #1 from Matthias Klose <doko at debian dot org> ---
looks like libgomp/configure.ac always sets -Werror, not respecting the
--disable-werror configure option.