// run
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// Copyright 2011 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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// Test zero length structs.
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// Used to not be evaluated.
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// Issue 2232.
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package main
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func recv(c chan interface{}) struct{} {
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return (<-c).(struct{})
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}
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var m = make(map[interface{}]int)
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func recv1(c chan interface{}) {
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defer rec()
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m[(<-c).(struct{})] = 0
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}
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func rec() {
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recover()
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}
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func main() {
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c := make(chan interface{})
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go recv(c)
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c <- struct{}{}
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go recv1(c)
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c <- struct{}{}
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}
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