[Bug tree-optimization/127018] [17 regression] ICE when building warzone2100-4.7.0 (error: definition in block .. does not dominate use in block ..)

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=127018

--- Comment #1 from Sam James <sjames at gcc dot gnu.org> ---
Created attachment 65395
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=65395&action=edit
reduced.ii

-O2 -march=x86-64-v2