From c85bb007df37aad9f20355cdf4d7ca9af562cb20 Mon Sep 17 00:00:00 2001
From: Pavel Solodovnikov <pa.solodovnikov@tensor.ru>
Date: Thu, 25 Jan 2018 16:59:33 +0300
Subject: Reduce allocation of temporary values on heap.

- Use `std::move` while inserting temporary results into vectors.
- Change `push_back` to `emplace_back` where appropriate.
---
 Source/cmMacroCommand.cxx | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'Source/cmMacroCommand.cxx')

diff --git a/Source/cmMacroCommand.cxx b/Source/cmMacroCommand.cxx
index 74a1da00e0..07943e3440 100644
--- a/Source/cmMacroCommand.cxx
+++ b/Source/cmMacroCommand.cxx
@@ -4,6 +4,7 @@
 
 #include <sstream>
 #include <stdio.h>
+#include <utility>
 
 #include "cmAlgorithms.h"
 #include "cmExecutionStatus.h"
@@ -131,7 +132,7 @@ bool cmMacroHelperCommand::InvokeInitialPass(
       }
       arg.Delim = k.Delim;
       arg.Line = k.Line;
-      newLFF.Arguments.push_back(arg);
+      newLFF.Arguments.push_back(std::move(arg));
     }
     cmExecutionStatus status;
     if (!this->Makefile->ExecuteCommand(newLFF, status) ||
-- 
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