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=-0.9 required=5.0 tests=BAYES_00,FORGED_GMAIL_RCVD, FREEMAIL_FROM autolearn=no autolearn_force=no version=3.4.4 X-Google-Thread: 103376,19924f2facf8443 X-Google-Attributes: gid103376,domainid0,public,usenet X-Google-Language: ENGLISH,ASCII-7-bit Path: g2news1.google.com!news1.google.com!postnews.google.com!c58g2000hsc.googlegroups.com!not-for-mail From: amado.alves@gmail.com Newsgroups: comp.lang.ada Subject: Re: Larger matrices Date: Wed, 6 Aug 2008 12:12:28 -0700 (PDT) Organization: http://groups.google.com Message-ID: References: <40ed91c2-3dab-4994-9a7b-4032058f0671@56g2000hsm.googlegroups.com> <4899b545$0$20713$9b4e6d93@newsspool4.arcor-online.net> <96f76821-fc2a-4ec1-83e7-b7b9a5be0520@r66g2000hsg.googlegroups.com> <9cabee20-877a-4fdc-80f8-7746879331da@8g2000hse.googlegroups.com> NNTP-Posting-Host: 89.214.52.235 Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit X-Trace: posting.google.com 1218049948 32526 127.0.0.1 (6 Aug 2008 19:12:28 GMT) X-Complaints-To: groups-abuse@google.com NNTP-Posting-Date: Wed, 6 Aug 2008 19:12:28 +0000 (UTC) Complaints-To: groups-abuse@google.com Injection-Info: c58g2000hsc.googlegroups.com; posting-host=89.214.52.235; posting-account=3cDqWgoAAAAZXc8D3pDqwa77IryJ2nnY User-Agent: G2/1.0 X-HTTP-UserAgent: Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 6.0; SLCC1; .NET CLR 2.0.50727; Media Center PC 5.0; .NET CLR 3.0.04506; .NET CLR 1.1.4322),gzip(gfe),gzip(gfe) Xref: g2news1.google.com comp.lang.ada:1473 Date: 2008-08-06T12:12:28-07:00 List-Id: > Probably the operation declares a result object on the stack, which causes the > stack overflow. GNAT is pretty good about not passing large objects by copy. Yes, I inspected a little, the "*" function is entered well, it's the BLAS/LAPACK call that explodes. > You may need to create your own operations that use the heap rather than the stack. Because nobody did this yet? Increase the stack size?