[Bug tree-optimization/64090] ipa-icf internal compiler error: in verify_ssa, at tree-ssa.c:939

[pinskia at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64090

--- Comment #3 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
Note comment #1 in bug 63569 was the reduced testcase from the linux kernel
that I had created originally and then I saw it was volatile related so I
reduced it to comment #0.