go bug497 源码
golang bug497 代码
文件路径：/test/fixedbugs/bug497.go
// run
// Copyright 2015 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.
// Gccgo used to miscompile passing a global variable with a
// zero-sized type to a function.
package main
type T struct {
field s
}
type s struct{}
var X T
func F(_ T, c interface{}) int {
return len(c.(string))
}
func main() {
if v := F(X, "hi"); v != 2 {
panic(v)
}
}
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