gccgo: unsafe.Offsetof incorrect

[griesemer]

This is the same issue as issue #4909, but for gccgo.

[rsc]

Comment 1:

[The time for maybe has passed.]

Labels changed: removed go1.1maybe.

[remyoudompheng]

Comment 2:

I have started something:
 https://golang.org/cl/9711046/

Status changed to Started.

[remyoudompheng]

Comment 3:

changeset:   1091:360cfd60fc74
user:        Rémy Oudompheng <oudomphe@phare.normalesup.org>
date:        Wed Jun 19 14:19:36 2013 -0700
files:       go/expressions.cc go/expressions.h
description:
compiler: reject incorrect unsafe.Offsetof expressions.
The x.Field argument to Offsetof may not involve hidden
dereferences of embedded pointer fields.
Also correct uninitialized implicit_ field.
R=gofrontend-dev, iant
CC=gofrontend-dev
https://golang.org/cl/10332044
Committer: Ian Lance Taylor <iant@golang.org>
changeset:   1089:6209e9f1d392
user:        Rémy Oudompheng <oudomphe@phare.normalesup.org>
date:        Fri Jun 14 10:57:23 2013 -0700
files:       go/expressions.cc go/expressions.h go/types.cc
description:
compiler: fix computation of Offsetof.
The implied offsets must be taken into account
when the selector involves anonymous fields.
R=gofrontend-dev, iant, bradfitz
CC=gofrontend-dev
https://golang.org/cl/9711046
Committer: Ian Lance Taylor <iant@golang.org>

Status changed to Fixed.