// compile | |
// Copyright 2016 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 y | |
type symSet []int | |
//go:noinline | |
func (s symSet) len() (r int) { | |
return 0 | |
} | |
func f(m map[int]symSet) { | |
var symSet []int | |
for _, x := range symSet { | |
m[x] = nil | |
} | |
} |