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56 lines
826 B
56 lines
826 B
// run
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// Copyright 2019 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 break statements in a select.
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// Gccgo had a bug in handling this.
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// Test 1,2,3-case selects, so it covers both the general
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// code path and the specialized optimizations for one-
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// and two-case selects.
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package main
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var ch = make(chan int)
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func main() {
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go func() {
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for {
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ch <- 5
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}
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}()
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select {
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case <-ch:
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break
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panic("unreachable")
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}
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select {
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default:
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break
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panic("unreachable")
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}
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select {
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case <-ch:
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break
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panic("unreachable")
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default:
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break
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panic("unreachable")
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}
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select {
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case <-ch:
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break
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panic("unreachable")
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case ch <- 10:
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panic("unreachable")
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default:
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break
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panic("unreachable")
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}
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}
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