https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102627
Jakub Jelinek <jakub at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Last reconfirmed| |2021-10-06 Target Milestone|--- |11.3 Component|tree-optimization |rtl-optimization Priority|P3 |P2 Status|UNCONFIRMED |NEW CC| |jakub at gcc dot gnu.org, | |vmakarov at gcc dot gnu.org Summary|wrong code with "-O1" |[11/12 Regression] wrong | |code with "-O1" Ever confirmed|0 |1 --- Comment #2 from Jakub Jelinek <jakub at gcc dot gnu.org> --- Started with r11-8008-g4bbd51afaa4a3c116fb538d912b35e126be80b41 (at least on the #c1 testcase at -O1, I don't see any aliasing issue nor any other UB in the source there so e.g. -fno-strict-aliasing or -fwrapv isn't needed) so possibly a RA issue.