Initial commit: Go 1.23 release state

test/typeparam/issue48604.go

@@ -0,0 +1,25 @@
+// build
+
+// 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[R any]() {
+	var _ Foo[R] = Bar[R](nil)()
+}
+
+func main() {
+	abc[int]()
+}