code review 6639051: cmd/go: Dedup package arguments before building.

cmd/go: Dedup package arguments before building.

Fixes issue 4104.

[DMorsing, 2012-10-09 19:46:13]

Hello golang-dev@googlegroups.com (cc: golang-dev@googlegroups.com),

I'd like you to review this change to
https://code.google.com/p/go/

[dave_cheney.net, 2012-10-09 23:48:22]

On 2012/10/09 19:46:13, DMorsing wrote:
> Hello mailto:golang-dev@googlegroups.com (cc:
mailto:golang-dev@googlegroups.com),
> 
> I'd like you to review this change to
> https://code.google.com/p/go/

LGTM. Possibly add a test

# issue 4104
if [ $(./testgo test fmt fmt fmt fmt fmt | wc -l) -ne 1 ] ; then
        echo 'go test fmt fmt fmt fmt fmt tested the same package muliple times'
        ok=false
fi

[DMorsing, 2012-10-14 11:21:12]

Hello golang-dev@googlegroups.com, dave@cheney.net (cc:
golang-dev@googlegroups.com),

Please take another look.

[minux1, 2012-10-17 07:41:26]

LGTM.

[DMorsing, 2012-10-17 15:23:51]

*** Submitted as http://code.google.com/p/go/source/detail?r=bb1308d3d6e6 ***

cmd/go: Dedup package arguments before building.

Fixes issue 4104.

R=golang-dev, dave, minux.ma
CC=golang-dev
http://codereview.appspot.com/6639051