test/SemaTemplate/instantiation-depth-defarg.cpp: Mark as XFAIL:mingw for now.

I'll try to increase stack size later.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@159912 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/SemaTemplate/instantiation-depth-defarg.cpp b/test/SemaTemplate/instantiation-depth-defarg.cpp
index d66c71b..f386a6a 100644
--- a/test/SemaTemplate/instantiation-depth-defarg.cpp
+++ b/test/SemaTemplate/instantiation-depth-defarg.cpp
@@ -1,5 +1,7 @@
 // RUN: %clang_cc1 -fsyntax-only -verify -ftemplate-depth 512 -ftemplate-backtrace-limit 4 %s
 
+// XFAIL: mingw32
+
 template<int N> struct S {
   typedef typename S<N-1>::type type;
   static int f(int n = S<N-1>::f()); // \