blob: 0f751d38edf99895c5b296d7a8f27f16fdd2cacc (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
|
// run -gcflags=-G=3
// 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)
}
|
