[Bug tree-optimization/117979] [12/13/14 Regression] ICE on x86_64-linux-gnu: in verify_loop_structure, at cfgloop.cc:1742 at -Os and above and returns twice since r12-5301

[rguenth at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=117979

Richard Biener <rguenth at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
      Known to work|                            |15.0
            Summary|[12/13/14/15 Regression]    |[12/13/14 Regression] ICE
                   |ICE on x86_64-linux-gnu: in |on x86_64-linux-gnu: in
                   |verify_loop_structure, at   |verify_loop_structure, at
                   |cfgloop.cc:1742 at -Os and  |cfgloop.cc:1742 at -Os and
                   |above and returns twice     |above and returns twice
                   |since r12-5301              |since r12-5301

--- Comment #5 from Richard Biener <rguenth at gcc dot gnu.org> ---
Fixed on trunk sofar.