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=-0.3 required=5.0 tests=BAYES_00, REPLYTO_WITHOUT_TO_CC autolearn=no autolearn_force=no version=3.4.4 X-Google-Thread: 103376,147f221051e5a63d X-Google-Attributes: gid103376,domainid0,public,usenet X-Google-Language: ENGLISH,ASCII-7-bit Path: g2news1.google.com!news4.google.com!news.germany.com!storethat.news.telefonica.de!telefonica.de!newsfeed.arcor.de!newsspool2.arcor-online.net!news.arcor.de.POSTED!not-for-mail From: "Dmitry A. Kazakov" Subject: Re: memory management in Ada: tedious without GC? Newsgroups: comp.lang.ada User-Agent: 40tude_Dialog/2.0.15.1 MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Reply-To: mailbox@dmitry-kazakov.de Organization: cbb software GmbH References: <4ddef8bf-b5b1-4d7e-b75b-386cd6c8402c@l17g2000pri.googlegroups.com> <482E8A9D.5040401@obry.net> <8640a12f-da99-435f-8eb6-372e175cd5b9@z72g2000hsb.googlegroups.com> <482F19CE.7060306@obry.net> <87d4nkzhtn.fsf@willow.rfc1149.net> <2545491.n7xu0MFufK@linux1.krischik.com> <143d9t4zvr3jh$.1iwejgp9vpckx$.dlg@40tude.net> <9dc4760f-66a2-4f02-b3c3-8183d6ffdf8a@x41g2000hsb.googlegroups.com> Date: Sun, 18 May 2008 16:59:04 +0200 Message-ID: <1lhz8tibbai6x.1isxkju8q2n9q.dlg@40tude.net> NNTP-Posting-Date: 18 May 2008 16:59:04 CEST NNTP-Posting-Host: 666086c4.newsspool2.arcor-online.net X-Trace: DXC=2j:cjF:nML2=FQB?mjjV50A9EHlD;3Yc24Fo<]lROoR18kF[H<]47W6e0O3 X-Complaints-To: usenet-abuse@arcor.de Xref: g2news1.google.com comp.lang.ada:206 Date: 2008-05-18T16:59:04+02:00 List-Id: On Sun, 18 May 2008 07:10:55 -0700 (PDT), Maciej Sobczak wrote: > On 18 Maj, 11:31, "Dmitry A. Kazakov" > wrote: > >> The problem with C++ and vector is not that vector is not built-in. It is >> that vector cannot have a treatment fully equal to a built-in type: >> >> 1. Its body cannot be allocated on the stack. > > What is "body"? Storage used to keep the array elements. >> 2. It is not a proper type (requires parametrization) > > Is it wrong? Yes. It has no values and no operations. >> 3. Optimization. I have doubts that small vectors could be passed by value, >> loops over them unrolled, values cached in registers, that static bounds >> checking could be enforced at compile time and skipped at run-time etc. > > All of these can be done. Is there a C++ compiler that does this? -- Regards, Dmitry A. Kazakov http://www.dmitry-kazakov.de