{"id":113411,"date":"2024-02-05T13:41:21","date_gmt":"2024-02-05T11:41:21","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/vypusk-sbcl-2-4-1-realizaczii-yazyka-common-lisp"},"modified":"2024-02-05T13:41:21","modified_gmt":"2024-02-05T11:41:21","slug":"vypusk-sbcl-2-4-1-realizaczii-yazyka-common-lisp","status":"publish","type":"post","link":"https:\/\/prohoster.info\/da\/blog\/news\/vypusk-sbcl-2-4-1-realizaczii-yazyka-common-lisp","title":{"rendered":"Udgivelse af SBCL 2.4.1, implementeringen af sprog som Common Lisp","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Udgivelsen af SBCL 2.4.1 (Steel Bank Common Lisp), en fri implementering af programmeringssproget Common Lisp, er offentliggjort. Projektets kode er skrevet i sprog som Common Lisp og C, og det distribueres under BSD-licensen.    <\/p>\n<p>I den nye version:  <\/p>\n<ul>\n<li class=\"l\"> Der er tilf\u00f8jet delvis underst\u00f8ttelse af overskrifter til kompakte instanser i den parallelle affaldsamler, der bruger mark-region-algoritmen.\n<li class=\"l\"> For funktioner med erkl\u00e6rede returtyper i optimeringsindstillinger med h\u00f8je SAFETY-v\u00e6rdier og i DEBUG 3-tilstand er der sikret typekontrol for returv\u00e6rdier.\n<li class=\"l\"> P\u00e5 FreeBSD-platformen er der implementeret en binding med libpthread, og randomisering af adresseomr\u00e5det (ASLR) er deaktiveret.\n<li class=\"l\"> Bygningen p\u00e5 64-bit arkitekturer riscv og ppc er genoprettet.\n<li class=\"l\"> For alle platforme er der implementeret underst\u00f8ttelse af fastrem-32 (til optimerede FLOOR-beregninger).\n<li class=\"l\"> Der er rettet en fejl, der tidligere resulterede i genoprydning af flyttede r\u00e6kker efter hukommelsessamlet mark-region.\n<li class=\"l\">  Problemet med at kompileren gik i loop ved behandling af visse konstruktioner med SATISFIES-typer er l\u00f8st.\n<li class=\"l\"> Hash-tabellerne, der bruges i forskellige dele af systemet (pakker, Unicode-tabeller), er konverteret til at bruge hash-funktioner uden kollisioner (perfect).\n<li class=\"l\"> MACRO TYPECASE til hierarkier af klasse-strukturer er implementeret ved hj\u00e6lp af hash uden kollisioner.\n<li class=\"l\"> For at optimere ydeevnen er gr\u00e6nsekontroller for indekser med faste offsets fjernet, n\u00e5r kompileren ved, at indekset er mindre end forskellen mellem st\u00f8rrelse og offset.\n<li class=\"l\"> Yderligere optimeringsdata om DIGIT-CHAR er taget i betragtning i kompileren.\n<li class=\"l\"> Kompileren har implementeret muligheden for at udelukke mellemresultater i visse kald til APPLY, CONCATENATE og MAKE-ARRAY for argumenter dannet af sekvenser med friske cons-modifikationer.\n<li class=\"l\"> Cyklen &#171;(LOOP FOR X IN (REVERSE LIST) &#8230;)&#187; er nu hurtigere og bruger f\u00e6rre cons-er.\n<li class=\"l\"> Cyklen &#171;(LOOP &#8230; APPEND &#8230;)&#187; er blevet mere kompakt og kr\u00e6ver mindre arbejde ved tilf\u00f8jelse af NIL.\n<li class=\"l\"> Typekontroller for forskellige arrays er blevet accelereret og reduceret.  <\/ul>\n<p>Kilde: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=60554\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d \u0432\u044b\u043f\u0443\u0441\u043a SBCL 2.4.1 (Steel Bank Common Lisp), \u0441\u0432\u043e\u0431\u043e\u0434\u043d\u043e\u0439 \u0440\u0435\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u0438 \u044f\u0437\u044b\u043a\u0430 \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u044f Common Lisp. \u041a\u043e\u0434 \u043f\u0440\u043e\u0435\u043a\u0442\u0430 \u043d\u0430\u043f\u0438\u0441\u0430\u043d \u043d\u0430 \u044f\u0437\u044b\u043a\u0430\u0445 Common Lisp \u0438 \u0421\u0438, \u0438 \u0440\u0430\u0441\u043f\u0440\u043e\u0441\u0442\u0440\u0430\u043d\u044f\u0435\u0442\u0441\u044f \u043f\u043e\u0434 \u043b\u0438\u0446\u0435\u043d\u0437\u0438\u0435\u0439 BSD. \u0412 \u043d\u043e\u0432\u043e\u043c \u0432\u044b\u043f\u0443\u0441\u043a\u0435: \u0412 \u043f\u0430\u0440\u0430\u043b\u043b\u0435\u043b\u044c\u043d\u044b\u0439 \u0441\u0431\u043e\u0440\u0449\u0438\u043a \u043c\u0443\u0441\u043e\u0440\u0430, \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u044e\u0449\u0438\u0439 \u0430\u043b\u0433\u043e\u0440\u0438\u0442\u043c mark-region, \u0434\u043e\u0431\u0430\u0432\u043b\u0435\u043d\u0430 \u0447\u0430\u0441\u0442\u0438\u0447\u043d\u0430\u044f \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u043a\u0430 \u0437\u0430\u0433\u043e\u043b\u043e\u0432\u043a\u043e\u0432 \u043a\u043e\u043c\u043f\u0430\u043a\u0442\u043d\u044b\u0445 \u044d\u043a\u0437\u0435\u043c\u043f\u043b\u044f\u0440\u043e\u0432. \u0414\u043b\u044f \u0444\u0443\u043d\u043a\u0446\u0438\u0439 \u0441 \u043e\u0431\u044a\u044f\u0432\u043b\u0435\u043d\u043d\u044b\u043c\u0438 \u0432\u043e\u0437\u0432\u0440\u0430\u0449\u0430\u0435\u043c\u044b\u043c\u0438 \u0442\u0438\u043f\u0430\u043c\u0438 \u0432 \u0440\u0435\u0436\u0438\u043c\u0430\u0445 \u043e\u043f\u0442\u0438\u043c\u0438\u0437\u0430\u0446\u0438\u0438 \u0441 \u0431\u043e\u043b\u044c\u0448\u0438\u043c\u0438 [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-113411","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.3 - 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