go issue4468 源码
golang issue4468 代码
文件路径：/test/fixedbugs/issue4468.go
// errorcheck
// Copyright 2012 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 4468: go/defer calls may not be parenthesized.
package p
type T int
func (t *T) F() T {
return *t
}
type S struct {
t T
}
func F() {
go F // ERROR "must be function call"
defer F // ERROR "must be function call"
go (F) // ERROR "must be function call|must not be parenthesized"
defer (F) // ERROR "must be function call|must not be parenthesized"
go (F()) // ERROR "must be function call|must not be parenthesized"
defer (F()) // ERROR "must be function call|must not be parenthesized"
var s S
(&s.t).F()
go (&s.t).F()
defer (&s.t).F()
}
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