mirror of https://go.googlesource.com/go
22 lines
393 B
Go
22 lines
393 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
|
|
|
|
//go:noinline
|
|
func CopyMap[M interface{ ~map[K]V }, K comparable, V any](m M) M {
|
|
out := make(M, len(m))
|
|
for k, v := range m {
|
|
out[k] = v
|
|
}
|
|
return out
|
|
}
|
|
|
|
func main() {
|
|
var m map[*string]int
|
|
CopyMap(m)
|
|
}
|