| // run -gcflags=-G=3 |
| |
| // Copyright 2022 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 |
| |
| func main() {} |
| |
| type Sf struct { |
| f int |
| } |
| |
| func f0[P Sf](p P) { |
| _ = p.f |
| p.f = 0 |
| } |
| |
| func f0t[P ~struct{ f int }](p P) { |
| _ = p.f |
| p.f = 0 |
| } |
| |
| // TODO(danscales) enable once the compiler is fixed |
| // var _ = f0[Sf] |
| // var _ = f0t[Sf] |
| |
| func f1[P interface { |
| Sf |
| m() |
| }](p P) { |
| _ = p.f |
| p.f = 0 |
| p.m() |
| } |
| |
| type Sm struct{} |
| |
| func (Sm) m() {} |
| |
| type Sfm struct { |
| f int |
| } |
| |
| func (Sfm) m() {} |
| |
| func f2[P interface { |
| Sfm |
| m() |
| }](p P) { |
| _ = p.f |
| p.f = 0 |
| p.m() |
| } |
| |
| // TODO(danscales) enable once the compiler is fixed |
| // var _ = f2[Sfm] |
| |
| // special case: structural type is a named pointer type |
| |
| type PSfm *Sfm |
| |
| func f3[P interface{ PSfm }](p P) { |
| _ = p.f |
| p.f = 0 |
| } |
| |
| // TODO(danscales) enable once the compiler is fixed |
| // var _ = f3[PSfm] |
