[Bug rtl-optimization/71779] [5/6/7 regression] isl miscompiled with -mabi=ilp32

[bernd.edlinger at hotmail dot de]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71779

--- Comment #15 from Bernd Edlinger <bernd.edlinger at hotmail dot de> ---
patch posted here:
https://gcc.gnu.org/ml/gcc-patches/2016-07/msg01742.html