Initial support for writing templates to PCH.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@106391 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/PCH/cxx-templates.cpp b/test/PCH/cxx-templates.cpp
new file mode 100644
index 0000000..0075673
--- /dev/null
+++ b/test/PCH/cxx-templates.cpp
@@ -0,0 +1,3 @@
+// RUN: %clang_cc1 -x c++-header -emit-pch -o %t %S/cxx-templates.h
+
+// Placeholder for stuff using the header.