From 89a8aaf50257a5c0acf067d1af9ecbe647feffc8 Mon Sep 17 00:00:00 2001
From: Victor Zverovich <victor.zverovich@gmail.com>
Date: Wed, 30 Apr 2014 11:29:33 -0700
Subject: [PATCH] Fix UB.

---
 format-test.cc | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/format-test.cc b/format-test.cc
index c851f184..9da629a5 100644
--- a/format-test.cc
+++ b/format-test.cc
@@ -268,9 +268,10 @@ TEST(UtilTest, StrError) {
   EXPECT_STREQ("", message);
   result = StrError(error_code, message = buffer, BUFFER_SIZE);
   EXPECT_EQ(0, result);
-  EXPECT_GE(BUFFER_SIZE - 1u, std::strlen(message));
+  std::size_t message_size = std::strlen(message);
+  EXPECT_GE(BUFFER_SIZE - 1u, message_size);
   EXPECT_STREQ(strerror(error_code), message);
-  result = StrError(error_code, message = buffer, std::strlen(message));
+  result = StrError(error_code, message = buffer, message_size);
   EXPECT_EQ(ERANGE, result);
 }