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59ae6b9987
to a loop deletion more thorough. Don't prune the def-use tree search at instructions that don't have SCEVs computed, because an instruction with a user that has a computed SCEV may itself lack a computed SCEV. Also, remove loop-related values from the ValuesAtScopes and ConstantEvolutionLoopExitValues maps as well. This fixes a regression in 483.xalancbmk. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@75030 91177308-0d34-0410-b5e6-96231b3b80d8
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