go issue38690 源码
golang issue38690 代码
文件路径：/test/fixedbugs/issue38690.go
// compile
// Copyright 2020 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.
// Make sure that literal value can be passed to struct
// blank field of array/struct type, see issue #38690.
package main
type A1 = [0]int
type A2 = [1]int
type S1 struct{}
type S2 struct {
x int
}
type S3 = struct{}
type S4 = struct{ x int }
type S struct {
x int
_ [0]int
_ [1]int
_ A1
_ A2
_ S1
_ S2
_ S3
_ S4
_ [1]S4
}
var s = S{1, [0]int{}, [1]int{1}, A1{}, A2{1}, S1{}, S2{1}, S3{}, S4{1}, [1]S4{}}
func main() {
f1()
mustPanic(f2)
mustPanic(f3)
}
func f1() {
_ = S{1, [0]int{}, [1]int{1}, A1{}, A2{1}, S1{}, S2{1}, S3{}, S4{1}, [1]S4{}}
}
func f2() {
_ = S{1, [0]int{}, [1]int{1}, A1{}, A2{1}, S1{}, S2{1}, S3{}, func() S4 { panic("") }(), [1]S4{}}
}
func f3() {
_ = S{1, [0]int{}, [1]int{1}, A1{}, A2{1}, S1{}, S2{1}, S3{}, S4{1}, func() [1]S4 { panic("") }()}
}
func mustPanic(f func()) {
defer func() {
if recover() == nil {
panic("expected panic, got nil")
}
}()
f()
}
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