Sanjoy Das ce09fb6c0a Revert r283057 and r283058
They've broken the sanitizer-bootstrap bots.  Reverting while I investigate.

Original commit messages:

r283057: "[ConstantRange] Make getEquivalentICmp smarter"

r283058: "[SCEV] Rely on ConstantRange instead of custom logic; NFCI"
llvm-svn: 283062
2016-10-02 02:40:27 +00:00
..
2016-10-02 02:40:27 +00:00
2016-10-02 00:09:57 +00:00