https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98860
--- Comment #19 from cqwrteur <unlvsur at live dot com> --- After reverting the change, the compilation succeeds. However, this is a temporary solution. https://bitbucket.org/ejsvifq_mabmip/mingw-gcc-mcf-gthread/src/master/9000-Revert-testsuite-Skip-DWARF-5-testcases-on-AIX.patch