[Bug tree-optimization/109573] [12/13/14 regression] ICE in vectorizable_live_operation, at tree-vect-loop.cc:9060 when building chromium's maglev-assembler-x64.cc with -march=ivybridge

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109573

--- Comment #3 from Sam James <sjames at gcc dot gnu.org> ---
Created attachment 54897
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=54897&action=edit
reduced.ii

This reproducer builds with Clang OK and still ICEs with gcc. Bit worried it
may have lost some properties, but we'll see..