From: Lucio De Re <lucio.dere@gmail.com>
Date: Mon, 1 Apr 2013 17:01:12 +0000 (-0700)
Subject: cmd/go: prevent packages from being cleaned more than once
X-Git-Tag: go1.1rc2~243
X-Git-Url: http://www.git.cypherpunks.su/?a=commitdiff_plain;h=79a0c1701262dd5b581550656a562eddd342d342;p=gostls13.git

cmd/go: prevent packages from being cleaned more than once

If a package was listed as a dependency from multiple places, it
could have been cleaned repeatedly.

R=golang-dev, dave, rsc, seed, bradfitz
CC=golang-dev, minux.ma
https://golang.org/cl/7482043
---

diff --git a/src/cmd/go/clean.go b/src/cmd/go/clean.go
index ba600d3bb1..8345c9af15 100644
--- a/src/cmd/go/clean.go
+++ b/src/cmd/go/clean.go
@@ -106,6 +106,8 @@ func clean(p *Package) {
 	if cleaned[p] {
 		return
 	}
+	cleaned[p] = true
+
 	if p.Dir == "" {
 		errorf("can't load package: %v", p.Error)
 		return