This ugly regex is required because on Windows, the paths come out as \\ delimited instead of / delimited.  Fixes a test breakage since r176894.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@177658 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/Driver/resource-dir.cpp b/test/Driver/resource-dir.cpp
index 484d7f5..106e883 100644
--- a/test/Driver/resource-dir.cpp
+++ b/test/Driver/resource-dir.cpp
@@ -5,6 +5,6 @@
 
 // RUN: %clang %s -fsyntax-only -ccc-install-dir /my/install/dir -### 2> %t.log
 // RUN: FileCheck %s --check-prefix=CHECK-INSTALL-DIR < %t.log
-// CHECK-INSTALL-DIR: "-resource-dir" "/my/install/dir/../lib/clang
+// CHECK-INSTALL-DIR: "-resource-dir" "/my/install/dir{{[\\/]+}}..{{[\\/]+}}lib{{[\\/]+}}clang{{[\\/]+.+}}"
 
 void foo(void) {}