https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63477
Martin Sebor <msebor at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |NEW Last reconfirmed| |2017-10-17 CC| |hubicka at gcc dot gnu.org, | |msebor at gcc dot gnu.org Known to work| |4.7.4 Summary|Bogus warning with -O3 |[6/7/8 Regression] Bogus |-Warray-bounds: array |warning with -O3 |subscript is above array |-Warray-bounds: array |bounds |subscript is above array | |bounds Ever confirmed|0 |1 Known to fail| |4.8.3, 4.9.3, 5.3.0, 6.2.0, | |7.1.0, 8.0 --- Comment #1 from Martin Sebor <msebor at gcc dot gnu.org> --- Confirmed. The first revision to trigger the error is r192990 (gcc 4.8.0) so marking this a regression.