mirror of
https://github.com/golang/go
synced 2024-11-11 20:20:23 -07:00
e24977d231
The next CL will remove the -G flag, effectively hard-coding it to its current default (-G=3). Change-Id: Ib4743b529206928f9f1cca9fdb19989728327831 Reviewed-on: https://go-review.googlesource.com/c/go/+/388534 Reviewed-by: Keith Randall <khr@golang.org> Trust: Matthew Dempsky <mdempsky@google.com> Run-TryBot: Matthew Dempsky <mdempsky@google.com> TryBot-Result: Gopher Robot <gobot@golang.org>
39 lines
699 B
Go
39 lines
699 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 I interface{ foo() int }
|
|
|
|
type myint int
|
|
|
|
func (x myint) foo() int { return int(x) }
|
|
|
|
type myfloat float64
|
|
|
|
func (x myfloat) foo() int { return int(x) }
|
|
|
|
type myint32 int32
|
|
|
|
func (x myint32) foo() int { return int(x) }
|
|
|
|
func f[T I](i I) {
|
|
switch x := i.(type) {
|
|
case T, myint32:
|
|
println("T/myint32", x.foo())
|
|
default:
|
|
println("other", x.foo())
|
|
}
|
|
}
|
|
func main() {
|
|
f[myfloat](myint(6))
|
|
f[myfloat](myfloat(7))
|
|
f[myfloat](myint32(8))
|
|
f[myint32](myint32(9))
|
|
f[myint](myint32(10))
|
|
f[myint](myfloat(42))
|
|
}
|