[Scalar] Use std::optional in CorrelatedValuePropagation.cpp (NFC)
authorKazu Hirata <kazu@google.com>
Sat, 26 Nov 2022 07:52:49 +0000 (23:52 -0800)
committerKazu Hirata <kazu@google.com>
Sat, 26 Nov 2022 07:52:49 +0000 (23:52 -0800)
commitedace862f63a4644c199eb8ca90b8ef1b2353b39
tree0011d7f4dfb19e3b3b22a3df9ff19ff53ea70ff1
parent3da96e0361f5b68340891d443c24d62a97af9767
[Scalar] Use std::optional in CorrelatedValuePropagation.cpp (NFC)

This is part of an effort to migrate from llvm::Optional to
std::optional:

https://discourse.llvm.org/t/deprecating-llvm-optional-x-hasvalue-getvalue-getvalueor/63716
llvm/lib/Transforms/Scalar/CorrelatedValuePropagation.cpp