https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102122
Bug ID: 102122 Summary: contrib/compare_tests reports different result with identical sum input Product: gcc Version: 11.1.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: testsuite Assignee: unassigned at gcc dot gnu.org Reporter: nickhuang99 at hotmail dot com Target Milestone: --- Created attachment 51373 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=51373&action=edit identical sum file if I compare two identical sum input, compare_tests reports: Tests that now fail, but worked before (4 tests): : gcc.dg/Wvla-parameter-2.c pr????? (test for warnings, line 40) : gcc.dg/Wvla-parameter-2.c pr????? (test for warnings, line 42) : gcc.dg/Wvla-parameter-2.c pr????? (test for warnings, line 44) : gcc.dg/Wvla-parameter-2.c pr????? (test for warnings, line 46) Tests that now work, but didn't before (4 tests): : gcc.dg/Wvla-parameter-2.c pr????? (test for warnings, line 40) : gcc.dg/Wvla-parameter-2.c pr????? (test for warnings, line 42) : gcc.dg/Wvla-parameter-2.c pr????? (test for warnings, line 44) : gcc.dg/Wvla-parameter-2.c pr????? (test for warnings, line 46) What I suspect is the "XFAIL:" part confuses report.