Troublesome test case

Author: weswigham

tests/cases/compiler/functionExpressionReturnTypeNotFresh.ts

@@ -0,0 +1,8 @@
+// @strict: true
+const a = () => ({
+    a: 12,
+    b: 11
+});
+
+declare function f(arg: {a: number}): void;
+f(a());