diff options
Diffstat (limited to 'test/typeparam/issue48253.go')
-rw-r--r-- | test/typeparam/issue48253.go | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/test/typeparam/issue48253.go b/test/typeparam/issue48253.go new file mode 100644 index 0000000..20d5db6 --- /dev/null +++ b/test/typeparam/issue48253.go @@ -0,0 +1,34 @@ +// run + +// 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 A[T any] struct { + B[int] +} + +type B[T any] struct { +} + +func (b B[T]) Bat() { + t := new(T) + if tt := reflect.TypeOf(t); tt.Kind() != reflect.Pointer || tt.Elem().Kind() != reflect.Int { + panic("unexpected type, want: *int, got: "+tt.String()) + } +} + +type Foo struct { + A[string] +} +func main() { + Foo{}.A.Bat() + Foo{}.A.B.Bat() + Foo{}.Bat() +} |