test/expr/closure/nested_inner_closures.swift - third_party/swift - Git at Google

 // RUN: %target-typecheck-verify-swift

 assert({ () -> Bool in
   return true
 }(), "")

 var x = ({ () -> String in return "s" })()
	// RUN: %target-typecheck-verify-swift

	assert({ () -> Bool in
	return true
	}(), "")

	var x = ({ () -> String in return "s" })()