go/test/fixedbugs/issue15439.go
Matthew Dempsky e48a2958d1 cmd/compile: treat empty and absent struct field tags as identical
Fixes #15439.

Change-Id: I5a32384c46e20f8db6968e5a9e854c45ab262fe4
Reviewed-on: https://go-review.googlesource.com/22429
Reviewed-by: Josh Bleecher Snyder <josharian@gmail.com>
Run-TryBot: Matthew Dempsky <mdempsky@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2016-04-25 21:28:45 +00:00

26 lines
514 B
Go

// run
// Copyright 2016 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.
package main
import "reflect"
func main() {
a := &struct{ x int }{}
b := &struct{ x int "" }{}
ta := reflect.TypeOf(a)
tb := reflect.TypeOf(b)
// Ensure cmd/compile treats absent and empty tags as equivalent.
a = b
// Ensure package reflect treats absent and empty tags as equivalent.
if !tb.AssignableTo(ta) {
panic("fail")
}
}