From mboxrd@z Thu Jan 1 00:00:00 1970 X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on polar.synack.me X-Spam-Level: X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00,FREEMAIL_FROM autolearn=unavailable autolearn_force=no version=3.4.4 X-Received: by 10.129.72.205 with SMTP id v196mr6637935ywa.11.1441699501393; Tue, 08 Sep 2015 01:05:01 -0700 (PDT) X-Received: by 10.182.81.130 with SMTP id a2mr93304oby.30.1441699501356; Tue, 08 Sep 2015 01:05:01 -0700 (PDT) Path: eternal-september.org!reader01.eternal-september.org!reader02.eternal-september.org!news.eternal-september.org!mx02.eternal-september.org!feeder.eternal-september.org!news.glorb.com!z77no1524554qge.1!news-out.google.com!f6ni4469igi.0!nntp.google.com!kq10no2221544igb.0!postnews.google.com!glegroupsg2000goo.googlegroups.com!not-for-mail Newsgroups: comp.lang.ada Date: Tue, 8 Sep 2015 01:05:01 -0700 (PDT) In-Reply-To: Complaints-To: groups-abuse@google.com Injection-Info: glegroupsg2000goo.googlegroups.com; posting-host=194.138.39.55; posting-account=IcHmbgoAAABVfpbjrkJyy4Yb3hmce3tn NNTP-Posting-Host: 194.138.39.55 References: User-Agent: G2/1.0 MIME-Version: 1.0 Message-ID: Subject: Re: Addressing in Object Ada v/s GNAT (2013) showing Vast Differences From: Lucas Redding Injection-Date: Tue, 08 Sep 2015 08:05:01 +0000 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable Xref: news.eternal-september.org comp.lang.ada:27742 Date: 2015-09-08T01:05:01-07:00 List-Id: On Tuesday, September 8, 2015 at 8:12:57 AM UTC+1, Markus Sch=F6pflin wrote= : > Well, we're using GNAT on Linux (32 & 64 Bit) and do a lot of binary reco= rd=20 > layout fiddling, and never had any problems. >=20 > For example, our layout specifications (for a variant record in this case= )=20 > look like this: >=20 > for RECORD_T use record at mod 2; > A1 at 0 range 0 .. 0; > A2 at 0 range 1 .. 7; > B at 2 range 0 .. B_SIZE*8-1; > C at 2 range 0 .. C_SIZE*8-1; > end record; >=20 > I guess yours are looking similar? >=20 > Markus Yes Markus, Ours are similar. There is no problem when using Object Ada, but we are hav= ing a problem with GNAT. The issue is that each compiler behaves differentl= y as AMHo has pointed out. Thanks nonetheless. LR