libc++ 3.6 test suite fix

test-suite.diff

diff --git a/test/libcxx/test/config.py b/test/libcxx/test/config.py
index 55916f0..4342a79 100644
--- a/test/libcxx/test/config.py
+++ b/test/libcxx/test/config.py
@@ -269,8 +269,8 @@ class Configuration(object):
         # Configure include paths
         self.compile_flags += ['-nostdinc++']
         support_path = os.path.join(self.src_root, 'test/support')
-        self.cxx.compile_flags += ['-I' + support_path]
-        self.cxx.compile_flags += ['-include', os.path.join(support_path, 'nasty_macros.hpp')]
+        self.compile_flags += ['-I' + support_path]
+        self.compile_flags += ['-include', os.path.join(support_path, 'nasty_macros.hpp')]
         libcxx_headers = self.get_lit_conf('libcxx_headers',
                                            self.src_root + '/include')
         if not os.path.isdir(libcxx_headers):