1 // Copyright 2016 The Go Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style 3 // license that can be found in the LICENSE file. 4 5 // +build go1.7 6 7 package gc 8 9 import ( 10 "os" 11 tracepkg "runtime/trace" 12 ) 13 14 func init() { 15 traceHandler = traceHandlerGo17 16 } 17 18 func traceHandlerGo17(traceprofile string) { 19 f, err := os.Create(traceprofile) 20 if err != nil { 21 Fatalf("%v", err) 22 } 23 if err := tracepkg.Start(f); err != nil { 24 Fatalf("%v", err) 25 } 26 atExit(tracepkg.Stop) 27 } 28
