[NewGVN] Preserve TargetLibraryInfo analysis.

We can maybe preserve more but this is a first step.
Ack'ed by Danny on IRC.

llvm-svn: 293694

1 files changed, 2 insertions, 0 deletions

diff --git a/llvm/lib/Transforms/Scalar/GVN.cpp b/llvm/lib/Transforms/Scalar/GVN.cpp
index 2f861baeb9c..dac740885d8 100644
--- a/llvm/lib/Transforms/Scalar/GVN.cpp
+++ b/llvm/lib/Transforms/Scalar/GVN.cpp
@@ -595,6 +595,7 @@ PreservedAnalyses GVN::run(Function &F, FunctionAnalysisManager &AM) {
   PreservedAnalyses PA;
   PA.preserve<DominatorTreeAnalysis>();
   PA.preserve<GlobalsAA>();
+  PA.preserve<TargetLibraryAnalysis>();
   return PA;
 }
 
@@ -2784,6 +2785,7 @@ public:
 
     AU.addPreserved<DominatorTreeWrapperPass>();
     AU.addPreserved<GlobalsAAWrapperPass>();
+    AU.addPreserved<TargetLibraryInfoWrapperPass>();
     AU.addRequired<OptimizationRemarkEmitterWrapperPass>();
   }