[Bug tree-optimization/77937] [7 Regression] ICE: in replace_one_candidate, at gimple-ssa-strength-reduction.c:3370

[wschmidt at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77937

--- Comment #9 from Bill Schmidt <wschmidt at gcc dot gnu.org> ---
Keeping this open until the fix has some burn-in time, planning to backport to
GCC 6 and 5.