2 // Copyright 2018 The Go Authors. All rights reserved.
3 // Use of this source code is governed by a BSD-style
4 // license that can be found in the LICENSE file.
8 // f compiles into code where no stores remain in the two successors
9 // of a write barrier block; i.e., they are empty. Pre-fix, this
10 // results in an unexpected input to markUnsafePoints, that expects to
11 // see a pair of non-empty plain blocks.