testing: -covermode atomic should be used when -race is requested

[mikioh]

See attached.

Attachments:

1. output.txt (6268 bytes)

[mikioh]

Comment 1:

It shows the output of "go test -race -cover" at pkg/bytes.

[remyoudompheng]

Comment 3:

Maybe -covermode atomic should be the default for race-detection builds ?

[davecheney]

Comment 4:

@remy this sounds like a good solution.

Labels changed: added release-go1.3.

Status changed to Accepted.

[rsc]

Comment 5:

Owner changed to @robpike.

[robpike]

Comment 6:

This issue was closed by revision 108a4dc.

Status changed to Fixed.