mirror of
https://github.com/golang/go
synced 2024-11-16 20:24:54 -07:00
99d63007a0
This test is currently overly sensitive to compiler optimizations, because inlining can affect the order in which cmd/link emits field references. The order doesn't actually matter though, so this CL just tweaks the test to sort the tracked fields before printing them. Updates #51734. Change-Id: I3b65ca265856b2e1102f40406d5ce34610c70d40 Reviewed-on: https://go-review.googlesource.com/c/go/+/406674 Run-TryBot: Matthew Dempsky <mdempsky@google.com> Reviewed-by: David Chase <drchase@google.com> TryBot-Result: Gopher Robot <gobot@golang.org>
61 lines
1.0 KiB
Go
61 lines
1.0 KiB
Go
// 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
|
|
|
|
import (
|
|
"sort"
|
|
"strings"
|
|
|
|
"issue20014.dir/a"
|
|
)
|
|
|
|
func main() {
|
|
samePackage()
|
|
crossPackage()
|
|
|
|
// Print fields registered with field tracking.
|
|
var fields []string
|
|
for _, line := range strings.Split(fieldTrackInfo, "\n") {
|
|
if line != "" {
|
|
fields = append(fields, strings.Split(line, "\t")[0])
|
|
}
|
|
}
|
|
sort.Strings(fields) // for stable output, regardless of optimizations
|
|
for _, field := range fields {
|
|
println(field)
|
|
}
|
|
}
|
|
|
|
type T struct {
|
|
X int `go:"track"`
|
|
Y int `go:"track"`
|
|
Z int // untracked
|
|
}
|
|
|
|
func (t *T) GetX() int {
|
|
return t.X
|
|
}
|
|
func (t *T) GetY() int {
|
|
return t.Y
|
|
}
|
|
func (t *T) GetZ() int {
|
|
return t.Z
|
|
}
|
|
|
|
func samePackage() {
|
|
var t T
|
|
println(t.GetX())
|
|
println(t.GetZ())
|
|
}
|
|
|
|
func crossPackage() {
|
|
var t a.T
|
|
println(t.GetX())
|
|
println(t.GetZ())
|
|
}
|
|
|
|
// This global variable is set by the linker using the -k option.
|
|
var fieldTrackInfo string
|