[Bug middle-end/87623] bytes swapped in register when comparing cause fail when compiled with -O1 or higher

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87623

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

           What    |Removed                     |Added
----------------------------------------------------------------------------
           Keywords|                            |wrong-code
                 CC|                            |ebotcazou at gcc dot gnu.org
          Component|tree-optimization           |middle-end
              Build|gcc version 8.2.0 (Gentoo   |
                   |8.2.0-r3 p1.4)              |

--- Comment #1 from Richard Biener <rguenth at gcc dot gnu.org> ---
I would guess optimize_bit_field_compare or friends in fold-const.c wreck this.