// This source file is part of the Swift.org open source project
// Copyright (c) 2014 - 2017 Apple Inc. and the Swift project authors
// Licensed under Apache License v2.0 with Runtime Library Exception
//
// See https://swift.org/LICENSE.txt for license information
// See https://swift.org/CONTRIBUTORS.txt for the list of Swift project authors

// REQUIRES: deterministic-behavior

// REQUIRES: asserts
// RUN: not --crash %target-swift-frontend %s -emit-ir
{func c(UInt=1 + 1 as?Int){b

// This source file is part of the Swift.org open source project
// Copyright (c) 2014 - 2017 Apple Inc. and the Swift project authors
// Licensed under Apache License v2.0 with Runtime Library Exception
//
// See https://swift.org/LICENSE.txt for license information
// See https://swift.org/CONTRIBUTORS.txt for the list of Swift project authors

// REQUIRES: asserts
// RUN: not --crash %target-swift-frontend %s -emit-ir
{func c(UInt=1 + 1 as?Int){b

--- 
+++ 
@@ -5,6 +5,8 @@
 // See https://swift.org/LICENSE.txt for license information
 // See https://swift.org/CONTRIBUTORS.txt for the list of Swift project authors
 
+// REQUIRES: deterministic-behavior
+
 // REQUIRES: asserts
 // RUN: not --crash %target-swift-frontend %s -emit-ir
 {func c(UInt=1 + 1 as?Int){b
Add REQUIRES: deterministic-behavior to a new crasher that does not always crash.
