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Revert "[SCEV] Do not fold dominated SCEVUnknown into AddRecExpr start"
authorDiana Picus <diana.picus@linaro.org>
Wed, 24 May 2017 14:16:04 +0000 (14:16 +0000)
committerDiana Picus <diana.picus@linaro.org>
Wed, 24 May 2017 14:16:04 +0000 (14:16 +0000)
commit70301d661ac6f3ba71665648624731f2e5d40a77
tree7fbfc230f25e5b1f7980f517906b7000d4f6a851
parent4338f3980473e3eddd818a4cc612a8017ae41076
Revert "[SCEV] Do not fold dominated SCEVUnknown into AddRecExpr start"

This reverts commit r303730 because it broke all the buildbots.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@303747 91177308-0d34-0410-b5e6-96231b3b80d8
include/llvm/Analysis/ScalarEvolution.h
lib/Analysis/ScalarEvolution.cpp
test/Analysis/IVUsers/quadradic-exit-value.ll
test/Analysis/ScalarEvolution/different-loops-recs.ll
test/Transforms/LoopStrengthReduce/X86/incorrect-offset-scaling.ll
test/Transforms/LoopStrengthReduce/lsr-expand-quadratic.ll
test/Transforms/LoopStrengthReduce/post-inc-icmpzero.ll