From d006ddc195934cf896d2f5e512d38e196923c79b Mon Sep 17 00:00:00 2001
From: Nick Lewycky <nicholas@mxc.ca>
Date: Wed, 4 May 2011 03:58:45 +0000
Subject: [PATCH] Fix crash when not setting GCOV_PREFIX.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130834 91177308-0d34-0410-b5e6-96231b3b80d8
---
 runtime/libprofile/GCDAProfiling.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/runtime/libprofile/GCDAProfiling.c b/runtime/libprofile/GCDAProfiling.c
index 2dcf22d964..13fe0fd873 100644
--- a/runtime/libprofile/GCDAProfiling.c
+++ b/runtime/libprofile/GCDAProfiling.c
@@ -54,7 +54,7 @@ static char *mangle_filename(const char *orig_filename) {
   prefix = getenv("GCOV_PREFIX");
 
   if (!prefix)
-    return strdup(filename);
+    return strdup(orig_filename);
 
   filename = malloc(strlen(prefix) + 1 + strlen(orig_filename) + 1);
   strcpy(filename, prefix);
-- 
2.11.4.GIT