Revert 317016 and 317048
authorPhilip Reames <listmail@philipreames.com>
Wed, 1 Nov 2017 19:49:20 +0000 (19:49 +0000)
committerPhilip Reames <listmail@philipreames.com>
Wed, 1 Nov 2017 19:49:20 +0000 (19:49 +0000)
commit7b861f08cd007bcdb18c6d2895ecc4b17b686d06
treef4bdaa3c4075753f997d85616735db368ff6429a
parent3d18a37ca9bbbbd9f785d648a1fc602f07d5c6d1
Revert 317016 and 317048

The former appears to have introduced a miscompile in a stage2 clang build.  Revert so I can investigate offline.

llvm-svn: 317116
llvm/lib/Transforms/Utils/SimplifyIndVar.cpp