[Bug rtl-optimization/38644] [4.4/4.5/4.6/4.7 Regression] Optimization flag -O1 -fschedule-insns2 causes wrong code

[steven at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=38644

--- Comment #50 from Steven Bosscher <steven at gcc dot gnu.org> 2011-09-12 18:24:58 UTC ---
Perhaps someone can comment on, and test, Joern's patch here:
http://gcc.gnu.org/ml/gcc/2011-07/msg00461.html

@Richard E: That would be a middle-end fix, if it's correct, so perhaps you
could do the honors?