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26 lines
543 B
Go
26 lines
543 B
Go
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// compile
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// Copyright 2018 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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// Triggers a bug in writebarrier, which inserts one
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// between (first block) OpAddr x and (second block) a VarDef x,
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// which are then in the wrong order and unable to be
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// properly scheduled.
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package q
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var S interface{}
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func F(n int) {
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fun := func(x int) int {
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S = 1
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return n
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}
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i := fun(([]int{})[n])
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var fc [2]chan int
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S = (([1][2]chan int{fc})[i][i])
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}
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