https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94253
--- Comment #3 from John David Anglin <danglin at gcc dot gnu.org> --- Okay, the problem is the test lacks a '-fcommon' option. The default was changed here: 2019-11-20 Wilco Dijkstra <wdijk...@arm.com> PR85678 * common.opt (fcommon): Change init to 1. * doc/invoke.texi (-fcommon): Update documentation. This means almost all the places in the testsuite where we add '-fno-common' are unnecessary...