From 0f0cdab31a4f71914b7f654501d69d96e9f378da Mon Sep 17 00:00:00 2001
From: NAKAMURA Takumi <geek4civic@gmail.com>
Date: Mon, 2 May 2011 04:50:10 +0000
Subject: lib/Frontend/InitHeaderSearch.cpp: Tweak AddPath() to accept
 "/foo/bar" (not "X:\foo\bar") with -isysroot. test/PCH/reloc.c can pass.

FIXME: We should consider better isysroot scheme on Win32 hosts.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@130683 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/Frontend/InitHeaderSearch.cpp | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'lib/Frontend/InitHeaderSearch.cpp')

diff --git a/lib/Frontend/InitHeaderSearch.cpp b/lib/Frontend/InitHeaderSearch.cpp
index 3da38fb046..c552512dc9 100644
--- a/lib/Frontend/InitHeaderSearch.cpp
+++ b/lib/Frontend/InitHeaderSearch.cpp
@@ -118,7 +118,12 @@ void InitHeaderSearch::AddPath(const llvm::Twine &Path,
 
   // Handle isysroot.
   if ((Group == System || Group == CXXSystem) && !IgnoreSysRoot &&
+#if defined(_WIN32)
+      !MappedPathStr.empty() &&
+      llvm::sys::path::is_separator(MappedPathStr[0]) &&
+#else
       llvm::sys::path::is_absolute(MappedPathStr) &&
+#endif
       IsNotEmptyOrRoot) {
     MappedPathStorage.clear();
     MappedPathStr =
-- 
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