[Bug tree-optimization/71261] [7 Regression] Trunk GCC hangs on knl and broadwell targets

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71261

--- Comment #11 from Richard Biener <rguenth at gcc dot gnu.org> ---
And I have a prototype for not requiring ifcvt_repair_bool_pattern at all.