[Bug tree-optimization/57864] [4.7 Regression] ICE in bitmap_set_replace_value, at tree-ssa-pre.c:862

[mikpe at it dot uu.se]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57864

--- Comment #2 from Mikael Pettersson <mikpe at it dot uu.se> ---
The ICE on 4.7 branch started with the PR55107 backport in r195755.