1 files changed, 16 insertions, 0 deletions
diff --git a/test/PCH/no-escaping-block-tail-calls.h b/test/PCH/no-escaping-block-tail-calls.h
new file mode 100644
index 0000000000000..5d37d904795e1
--- /dev/null
+++ b/test/PCH/no-escaping-block-tail-calls.h
@@ -0,0 +1,16 @@
+typedef int (^BlockTy)(void);
+
+struct S0 {
+  int a;
+};
+
+struct S {
+  int i;
+  void func(BlockTy __attribute__((noescape)));
+  int foo(S0 &);
+
+  void m() {
+    __block S0 x;
+    func(^{ return foo(x); });
+  }
+};