https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97168
--- Comment #6 from Martin Sebor <msebor at gcc dot gnu.org> --- No failures in diagnostic-test-expressions-1.c in my latest build (just about an hour old). The latest x86_64 result posted to gcc-testresults also looks clear of plugin test failures except pr97117: https://gcc.gnu.org/pipermail/gcc-testresults/2020-October/614433.html Please feel free to close this.