1 files changed, 39 insertions, 0 deletions
diff --git a/clang/test/Misc/ast-dump-templates.cpp b/clang/test/Misc/ast-dump-templates.cpp
new file mode 100644
index 0000000..7d56e7b
--- /dev/null
+++ b/clang/test/Misc/ast-dump-templates.cpp
@@ -0,0 +1,39 @@
+// RUN: %clang_cc1 -ast-dump %s > %t
+// RUN: FileCheck < %t %s -check-prefix=CHECK1
+// RUN: FileCheck < %t %s -check-prefix=CHECK2
+
+template <int X, typename Y, int Z = 5>
+struct foo {
+  int constant;
+  foo() {}
+  Y getSum() { return Y(X + Z); }
+};
+
+template <int A, typename B>
+B bar() {
+  return B(A);
+}
+
+void baz() {
+  int x = bar<5, int>();
+  int y = foo<5, int>().getSum();
+  double z = foo<2, double, 3>().getSum();
+}
+
+// Template instantiation - foo
+// Since the order of instantiation may vary during runs, run FileCheck twice
+// to make sure each instantiation is in the correct spot.
+// CHECK1: template <int X = 5, typename Y = int, int Z = 5> struct foo {
+// CHECK2: template <int X = 2, typename Y = double, int Z = 3> struct foo {
+
+// Template definition - foo
+// CHECK1: template <int X, typename Y, int Z = (IntegerLiteral {{.*}} 'int' 5)
+// CHECK2: template <int X, typename Y, int Z = (IntegerLiteral {{.*}} 'int' 5)
+
+// Template instantiation - bar
+// CHECK1: template <int A = 5, typename B = int> int bar()
+// CHECK2: template <int A = 5, typename B = int> int bar()
+
+// Template definition - bar
+// CHECK1: template <int A, typename B> B bar()
+// CHECK2: template <int A, typename B> B bar()