| // run -gcflags="-G=3" |
| |
| // Copyright 2021 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" |
| |
| type Foo[T any] struct { |
| val int |
| } |
| |
| func (foo Foo[T]) Get() *T { |
| if foo.val != 1 { |
| panic("bad val field in Foo receiver") |
| } |
| return new(T) |
| } |
| |
| var ( |
| newInt = Foo[int]{val: 1}.Get |
| newString = Foo[string]{val: 1}.Get |
| ) |
| |
| func main() { |
| i := newInt() |
| s := newString() |
| |
| if t := reflect.TypeOf(i).String(); t != "*int" { |
| panic(t) |
| } |
| if t := reflect.TypeOf(s).String(); t != "*string" { |
| panic(t) |
| } |
| } |
