From 7ff21d934efdb5d9bf4c18a6774d10b81628b063 Mon Sep 17 00:00:00 2001
From: Reid Kleckner <reid@kleckner.net>
Date: Mon, 22 Apr 2013 20:58:09 +0000
Subject: Add a missing reference on a std::vector<> out param

Pointed out by Eli.  The test passes for me either way, so I missed
this.

llvm-svn: 180046
---
 llvm/unittests/Support/ProgramTest.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'llvm/unittests/Support/ProgramTest.cpp')

diff --git a/llvm/unittests/Support/ProgramTest.cpp b/llvm/unittests/Support/ProgramTest.cpp
index 479b6b57ec2..9dd9ccd11b7 100755
--- a/llvm/unittests/Support/ProgramTest.cpp
+++ b/llvm/unittests/Support/ProgramTest.cpp
@@ -24,7 +24,7 @@ ProgramTestStringArg1("program-test-string-arg1");
 static cl::opt<std::string>
 ProgramTestStringArg2("program-test-string-arg2");
 
-static void CopyEnvironment(std::vector<const char *> out) {
+static void CopyEnvironment(std::vector<const char *> &out) {
   // environ appears to be pretty portable.
   char **envp = environ;
   while (*envp != 0) {
-- 
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