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test/typeparam: add a test case for issue48617

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For #48617

Change-Id: I6c00b7912c441ac323a0adede63b7d4a9ae6f92d
Reviewed-on: https://go-review.googlesource.com/c/go/+/351858
Reviewed-by: Cuong Manh Le <cuong.manhle.vn@gmail.com>
Reviewed-by: Dan Scales <danscales@google.com>
Trust: Cuong Manh Le <cuong.manhle.vn@gmail.com>
Trust: Dan Scales <danscales@google.com>
Run-TryBot: Cuong Manh Le <cuong.manhle.vn@gmail.com>
TryBot-Result: Go Bot <gobot@golang.org>
This commit is contained in:
korzhao 2021-09-25 15:29:52 +08:00 committed by Dan Scales
parent ba7673069d
commit aeea5bacbf
1 changed files with 29 additions and 0 deletions
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29
test/typeparam/issue48617.go Normal file
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@ -0,0 +1,29 @@
// 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
type Foo[T any] interface {
CreateBar() Bar[T]
}
type Bar[T any] func() Bar[T]
func (f Bar[T]) CreateBar() Bar[T] {
return f
}
func abc[T any]() {
var b Bar[T] = func() Bar[T] {
var b Bar[T]
return b
}
var _ Foo[T] = b()
}
func main() {
abc[int]()
}