From: Dehao Chen <dehao@google.com>
Date: Mon, 10 Jul 2017 20:31:37 +0000 (+0000)
Subject: Use DenseMap instead std::map for GVSummaryMapTy
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=de68633e049386d03aa6c96f75b978f8dc794b5f;p=clang

Use DenseMap instead std::map for GVSummaryMapTy

Summary: Frontend change for https://reviews.llvm.org/D35148

Reviewers: tejohnson

Reviewed By: tejohnson

Subscribers: sanjoy, cfe-commits

Differential Revision: https://reviews.llvm.org/D35153

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@307584 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/CodeGen/BackendUtil.cpp b/lib/CodeGen/BackendUtil.cpp
index 9b3850abcc..513896d986 100644
--- a/lib/CodeGen/BackendUtil.cpp
+++ b/lib/CodeGen/BackendUtil.cpp
@@ -998,7 +998,7 @@ static void runThinLTOBackend(ModuleSummaryIndex *CombinedIndex, Module *M,
                               std::unique_ptr<raw_pwrite_stream> OS,
                               std::string SampleProfile,
                               BackendAction Action) {
-  StringMap<std::map<GlobalValue::GUID, GlobalValueSummary *>>
+  StringMap<DenseMap<GlobalValue::GUID, GlobalValueSummary *>>
       ModuleToDefinedGVSummaries;
   CombinedIndex->collectDefinedGVSummariesPerModule(ModuleToDefinedGVSummaries);