go issue51522b 源码
golang issue51522b 代码
文件路径：/test/typeparam/issue51522b.go
// run
// 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 f[T comparable](i any) {
var t T
switch i {
case t:
// ok
default:
println("FAIL: switch i")
}
switch t {
case i:
// ok
default:
println("FAIL: switch t")
}
}
type myint int
func (m myint) foo() {
}
type fooer interface {
foo()
}
type comparableFoo interface {
comparable
foo()
}
func g[T comparableFoo](i fooer) {
var t T
switch i {
case t:
// ok
default:
println("FAIL: switch i")
}
switch t {
case i:
// ok
default:
println("FAIL: switch t")
}
}
func main() {
f[int](0)
g[myint](myint(0))
}
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