From 5619ae5d25dc77410a444c86606d4ec9bae8b921 Mon Sep 17 00:00:00 2001
From: Chandler Carruth <chandlerc@gmail.com>
Date: Mon, 15 Nov 2010 09:28:23 +0000
Subject: [PATCH] Fix a think-o. Fixes PR8606.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@119139 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/Frontend/InitHeaderSearch.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/lib/Frontend/InitHeaderSearch.cpp b/lib/Frontend/InitHeaderSearch.cpp
index 733adbf8b9..6ea7ecb870 100644
--- a/lib/Frontend/InitHeaderSearch.cpp
+++ b/lib/Frontend/InitHeaderSearch.cpp
@@ -113,6 +113,7 @@ void InitHeaderSearch::AddPath(const llvm::Twine &Path,
   if (Group == System && !IgnoreSysRoot && MappedPath.isAbsolute() &&
       IncludeSysroot.isValid() && IncludeSysroot.isAbsolute() &&
       IncludeSysroot != llvm::sys::Path::GetRootDirectory()) {
+    MappedPathStorage.clear();
     MappedPathStr =
       (IncludeSysroot.str() + Path).toStringRef(MappedPathStorage);
   }
-- 
2.40.0