tree b94c114417ca2f8f7297a78910deb0b5155d19ac
parent 5257106c4d396b5d932f7b282c3ba255c4605195
author Dan Gohman <gohman@apple.com> 1244299031 +0000
committer Dan Gohman <gohman@apple.com> 1244299031 +0000

Rename UnknownValue to CouldNotCompute, since it holds an instance of
SCEVCouldNotCompute, and not SCEVUnknown.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@72999 91177308-0d34-0410-b5e6-96231b3b80d8