mirror of
https://github.com/golang/go
synced 2024-11-26 23:51:29 -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>
36 lines
574 B
Go
36 lines
574 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
|
|
|
|
import (
|
|
"fmt"
|
|
"strconv"
|
|
)
|
|
|
|
func test1[T any](fn func(T) int, v T) int {
|
|
fn1 := func() int {
|
|
var i interface{} = v
|
|
val := fn(i.(T))
|
|
return val
|
|
}
|
|
return fn1()
|
|
}
|
|
|
|
func main() {
|
|
want := 123
|
|
got := test1(func(s string) int {
|
|
r, err := strconv.Atoi(s)
|
|
if err != nil {
|
|
return 0
|
|
}
|
|
return r
|
|
}, "123")
|
|
if got != want {
|
|
panic(fmt.Sprintf("got %f, want %f", got, want))
|
|
}
|
|
}
|