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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.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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package main
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import (
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"sort"
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"strings"
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"issue20014.dir/a"
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)
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func main() {
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samePackage()
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crossPackage()
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// Print fields registered with field tracking.
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var fields []string
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for _, line := range strings.Split(fieldTrackInfo, "\n") {
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if line != "" {
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fields = append(fields, strings.Split(line, "\t")[0])
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}
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}
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sort.Strings(fields) // for stable output, regardless of optimizations
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for _, field := range fields {
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println(field)
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}
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}
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type T struct {
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X int `go:"track"`
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Y int `go:"track"`
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Z int // untracked
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}
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func (t *T) GetX() int {
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return t.X
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}
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func (t *T) GetY() int {
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return t.Y
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}
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func (t *T) GetZ() int {
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return t.Z
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}
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func samePackage() {
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var t T
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println(t.GetX())
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println(t.GetZ())
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}
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func crossPackage() {
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var t a.T
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println(t.GetX())
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println(t.GetZ())
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}
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// This global variable is set by the linker using the -k option.
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var fieldTrackInfo string
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