[LoopSimplifyCFG] Do not require MSSA. Continue to preserve if available.
commitf7ca54289c1466e47eb5e77a9e3f751f13223428
authorAlina Sbirlea <asbirlea@google.com>
Mon, 11 Oct 2021 20:45:57 +0000 (11 13:45 -0700)
committerAlina Sbirlea <asbirlea@google.com>
Mon, 11 Oct 2021 21:27:15 +0000 (11 14:27 -0700)
treebb8ed7f1126a9471b57534028f347252286df0f6
parent17a0858f9d17a5d0d1b70b0e409e59a9f96967ca
[LoopSimplifyCFG] Do not require MSSA. Continue to preserve if available.

LoopSimplifyCFG does not need MSSA, but should preserve it if it's available.

This is a legacy PM change, aimed to denoise the test changes in D109958.

Differential Revision: https://reviews.llvm.org/D111578
llvm/lib/Transforms/Scalar/LoopSimplifyCFG.cpp