Editando: gc2.go
// run //go:build !nacl && !js // Copyright 2011 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. // Test that buffered channels are garbage collected properly. // An interesting case because they have finalizers and used to // have self loops that kept them from being collected. // (Cyclic data with finalizers is never finalized, nor collected.) package main import ( "fmt" "os" "runtime" ) func main() { const N = 10000 st := new(runtime.MemStats) memstats := new(runtime.MemStats) runtime.ReadMemStats(st) for i := 0; i < N; i++ { c := make(chan int, 10) _ = c if i%100 == 0 { for j := 0; j < 4; j++ { runtime.GC() runtime.Gosched() runtime.GC() runtime.Gosched() } } } runtime.ReadMemStats(memstats) obj := int64(memstats.HeapObjects - st.HeapObjects) if obj > N/5 { fmt.Println("too many objects left:", obj) os.Exit(1) } }
Cancelar
Kerym Chaeceran