From 0ccaff9cb6aba24214156dbf1327696e451d49f5 Mon Sep 17 00:00:00 2001
From: Craig Tiller <ctiller@google.com>
Date: Thu, 11 May 2017 14:44:23 -0700
Subject: [PATCH] Explicitly mention std::string

---
 test/cpp/microbenchmarks/helpers.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/test/cpp/microbenchmarks/helpers.cc b/test/cpp/microbenchmarks/helpers.cc
index 6550742453a..b68c40a79d4 100644
--- a/test/cpp/microbenchmarks/helpers.cc
+++ b/test/cpp/microbenchmarks/helpers.cc
@@ -36,7 +36,7 @@
 void TrackCounters::Finish(benchmark::State &state) {
   std::ostringstream out;
   AddToLabel(out, state);
-  auto label = out.str();
+  std::string label = out.str();
   if (label.length() && label[0] == ' ') {
     label = label.substr(1);
   }