mirror of
https://github.com/golang/go.git
synced 2025-05-05 23:53:05 +00:00
c73df92be6
Inlined the last occurrence of stringsCompare into exprcmp. Passes go build -a -toolexec 'toolstash -cmp' std cmd. Change-Id: I8fd99e3fbffc84283cc269368595cba950533066 Reviewed-on: https://go-review.googlesource.com/14872 Reviewed-by: Dave Cheney <dave@cheney.net> Run-TryBot: Dave Cheney <dave@cheney.net> TryBot-Result: Gobot Gobot <gobot@golang.org>
68 lines
1.2 KiB
Go
68 lines
1.2 KiB
Go
package gc
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import (
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"os"
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"runtime"
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"runtime/pprof"
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"strconv"
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)
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func (n *Node) Line() string {
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return Ctxt.LineHist.LineString(int(n.Lineno))
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}
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func atoi(s string) int {
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// NOTE: Not strconv.Atoi, accepts hex and octal prefixes.
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n, _ := strconv.ParseInt(s, 0, 0)
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return int(n)
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}
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var atExitFuncs []func()
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func AtExit(f func()) {
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atExitFuncs = append(atExitFuncs, f)
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}
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func Exit(code int) {
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for i := len(atExitFuncs) - 1; i >= 0; i-- {
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f := atExitFuncs[i]
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atExitFuncs = atExitFuncs[:i]
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f()
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}
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os.Exit(code)
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}
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var (
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cpuprofile string
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memprofile string
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memprofilerate int64
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)
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func startProfile() {
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if cpuprofile != "" {
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f, err := os.Create(cpuprofile)
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if err != nil {
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Fatalf("%v", err)
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}
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if err := pprof.StartCPUProfile(f); err != nil {
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Fatalf("%v", err)
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}
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AtExit(pprof.StopCPUProfile)
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}
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if memprofile != "" {
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if memprofilerate != 0 {
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runtime.MemProfileRate = int(memprofilerate)
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}
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f, err := os.Create(memprofile)
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if err != nil {
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Fatalf("%v", err)
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}
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AtExit(func() {
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runtime.GC() // profile all outstanding allocations
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if err := pprof.WriteHeapProfile(f); err != nil {
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Fatalf("%v", err)
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}
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})
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}
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}
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