From adc2376375f32b96daa8c548b11237738945f623 Mon Sep 17 00:00:00 2001
From: Joseph Tremoulet <jotrem@microsoft.com>
Date: Fri, 5 Feb 2016 01:42:52 +0000
Subject: [PATCH] [RS4GC] Pass DenseMap by reference, NFC

Summary:
Passing the rematerialized values map to insertRematerializationStores by
value looks to be a simple oversight; update it to pass by reference.


Reviewers: reames, sanjoy

Subscribers: llvm-commits

Differential Revision: http://reviews.llvm.org/D16911

llvm-svn: 259867
---
 llvm/lib/Transforms/Scalar/RewriteStatepointsForGC.cpp | 9 ++++-----
 1 file changed, 4 insertions(+), 5 deletions(-)

diff --git a/llvm/lib/Transforms/Scalar/RewriteStatepointsForGC.cpp b/llvm/lib/Transforms/Scalar/RewriteStatepointsForGC.cpp
index ef291e7..4c86eeb 100644
--- a/llvm/lib/Transforms/Scalar/RewriteStatepointsForGC.cpp
+++ b/llvm/lib/Transforms/Scalar/RewriteStatepointsForGC.cpp
@@ -1617,11 +1617,10 @@ insertRelocationStores(iterator_range<Value::user_iterator> GCRelocs,
 
 // Helper function for the "relocationViaAlloca". Similar to the
 // "insertRelocationStores" but works for rematerialized values.
-static void
-insertRematerializationStores(
-  RematerializedValueMapTy RematerializedValues,
-  DenseMap<Value *, Value *> &AllocaMap,
-  DenseSet<Value *> &VisitedLiveValues) {
+static void insertRematerializationStores(
+    const RematerializedValueMapTy &RematerializedValues,
+    DenseMap<Value *, Value *> &AllocaMap,
+    DenseSet<Value *> &VisitedLiveValues) {
 
   for (auto RematerializedValuePair: RematerializedValues) {
     Instruction *RematerializedValue = RematerializedValuePair.first;
-- 
2.7.4