[Transforms/Utils] Drop unnecessary const from a return type (NFC)

Identified with const-return-type.

1 files changed, 2 insertions, 4 deletions

diff --git a/llvm/lib/Transforms/Utils/PredicateInfo.cpp b/llvm/lib/Transforms/Utils/PredicateInfo.cpp
index af5a72a..fe69382 100644
--- a/llvm/lib/Transforms/Utils/PredicateInfo.cpp
+++ b/llvm/lib/Transforms/Utils/PredicateInfo.cpp
@@ -77,8 +77,7 @@ static Instruction *getBranchTerminator(const PredicateBase *PB) {
 
 // Given a predicate info that is a type of branching terminator, get the
 // edge this predicate info represents
-const std::pair<BasicBlock *, BasicBlock *>
-getBlockEdge(const PredicateBase *PB) {
+std::pair<BasicBlock *, BasicBlock *> getBlockEdge(const PredicateBase *PB) {
   assert(isa<PredicateWithEdge>(PB) &&
          "Not a predicate info type we know how to get an edge from.");
   const auto *PEdge = cast<PredicateWithEdge>(PB);
@@ -158,8 +157,7 @@ struct ValueDFS_Compare {
   }
 
   // For a phi use, or a non-materialized def, return the edge it represents.
-  const std::pair<BasicBlock *, BasicBlock *>
-  getBlockEdge(const ValueDFS &VD) const {
+  std::pair<BasicBlock *, BasicBlock *> getBlockEdge(const ValueDFS &VD) const {
     if (!VD.Def && VD.U) {
       auto *PHI = cast<PHINode>(VD.U->getUser());
       return std::make_pair(PHI->getIncomingBlock(*VD.U), PHI->getParent());