[NewGVN] We don't use postdom info anymore. Update.

Differential Revision:  https://reviews.llvm.org/D28842

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@292421 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Transforms/Scalar/NewGVN.cpp b/lib/Transforms/Scalar/NewGVN.cpp
index 456fd2e61e5bff7cfc1df7935f91dc3853ab6f65..0262fa349811ff3d923102bc740caf36ac64d0e1 100644 (file)
--- a/lib/Transforms/Scalar/NewGVN.cpp
+++ b/lib/Transforms/Scalar/NewGVN.cpp
@@ -255,7 +255,6 @@ public:
               TargetLibraryInfo *TLI, AliasAnalysis *AA, MemorySSA *MSSA);
 
 private:
-  // This transformation requires dominator postdominator info.
   void getAnalysisUsage(AnalysisUsage &AU) const override {
     AU.addRequired<AssumptionCacheTracker>();
     AU.addRequired<DominatorTreeWrapperPass>();