https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86445
Bug ID: 86445 Summary: [9 regression] Missing warning for test case gcc/testsuite/gcc.dg/pr84100.c starting with r262513 Product: gcc Version: 9.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: testsuite Assignee: unassigned at gcc dot gnu.org Reporter: seurer at gcc dot gnu.org Target Milestone: --- Executing on host: /home/seurer/gcc/build/gcc-test2/gcc/xgcc -B/home/seurer/gcc/build/gcc-test2/gcc/ /home/seurer/gcc/gcc-test2/gcc/testsuite/gcc.dg/pr84100.c -fno-diagnostics-show-caret -fdiagnostics-color=never -O2 -S -o pr84100.s (timeout = 300) spawn -ignore SIGHUP /home/seurer/gcc/build/gcc-test2/gcc/xgcc -B/home/seurer/gcc/build/gcc-test2/gcc/ /home/seurer/gcc/gcc-test2/gcc/testsuite/gcc.dg/pr84100.c -fno-diagnostics-show-caret -fdiagnostics-color=never -O2 -S -o pr84100.s FAIL: gcc.dg/pr84100.c (test for warnings, line 11) PASS: gcc.dg/pr84100.c (test for excess errors) testcase /home/seurer/gcc/gcc-test2/gcc/testsuite/gcc.dg/dg.exp completed in 0 seconds === gcc Summary === # of expected passes 1 # of unexpected failures 1 It is not generating this warning now: home/seurer/gcc/gcc-test/gcc/testsuite/gcc.dg/pr84100.c:11:1: warning: bad option '-falign-loops=16' to attribute 'optimize' [-Wattributes] Note the test case was updated in r262375 just last week.