golang issue8620 代码
文件路径：/test/fixedbugs/issue8620.go
/ run
/ Copyright 2014 The Go Authors. All rights reserved.
/ Use of this source code is governed by a BSD-style
/ license that can be found in the LICENSE file.
/ Issue 8620. Used to fail with -race.
package main
func min(a, b int) int {
if a < b {
return a
}
return b
}
func test(s1, s2 []struct{}) {
n := min(len(s1), len(s2))
if copy(s1, s2) != n {
panic("bad copy result")
}
}
func main() {
var b [100]struct{}
test(b[:], b[:])
test(b[1:], b[:])
test(b[:], b[2:])
}