golang/test/typeparam/issue48137.go

26 lines
365 B
Go

// 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
type Constraint[T any] interface {
~func() T
}
func Foo[T Constraint[T]]() T {
var t T
t = func() T {
return t
}
return t
}
func main() {
type Bar func() Bar
Foo[Bar]()
}