[Bug tree-optimization/58143] [4.8/4.9 regression] wrong code at -O3

[rguenth at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58143

Bug 58143 depends on bug 58736, which changed state.

Bug 58736 Summary: IVOPTs rewrites unsigned to signed arith, exposing undefined overflow
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58736

           What    |Removed                     |Added
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             Status|ASSIGNED                    |RESOLVED
         Resolution|---                         |INVALID