From 7ce4ac12fc5b0522c5adae6abdd0d8bb552f6ef1 Mon Sep 17 00:00:00 2001
From: Craig Topper <craig.topper@gmail.com>
Date: Tue, 19 Aug 2014 07:44:27 +0000
Subject: [PATCH] Const-correct and prevent a copy of a SmallPtrSet.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215973 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/Transforms/IPO/GlobalOpt.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/lib/Transforms/IPO/GlobalOpt.cpp b/lib/Transforms/IPO/GlobalOpt.cpp
index 06ee5a8257e..55255d66f6a 100644
--- a/lib/Transforms/IPO/GlobalOpt.cpp
+++ b/lib/Transforms/IPO/GlobalOpt.cpp
@@ -2725,7 +2725,7 @@ static int compareNames(Constant *const *A, Constant *const *B) {
 }
 
 static void setUsedInitializer(GlobalVariable &V,
-                               SmallPtrSet<GlobalValue *, 8> Init) {
+                               const SmallPtrSet<GlobalValue *, 8> &Init) {
   if (Init.empty()) {
     V.eraseFromParent();
     return;
@@ -2825,7 +2825,7 @@ static bool mayHaveOtherReferences(GlobalAlias &GA, const LLVMUsed &U) {
   return U.usedCount(&GA) || U.compilerUsedCount(&GA);
 }
 
-static bool hasUsesToReplace(GlobalAlias &GA, LLVMUsed &U, bool &RenameTarget) {
+static bool hasUsesToReplace(GlobalAlias &GA, const LLVMUsed &U,bool &RenameTarget) {
   RenameTarget = false;
   bool Ret = false;
   if (hasUseOtherThanLLVMUsed(GA, U))
-- 
2.34.1