{"id":111841,"date":"2023-11-29T21:10:14","date_gmt":"2023-11-29T19:10:14","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/vypusk-sbcl-2-3-11-realizaczii-yazyka-common-lisp"},"modified":"2023-11-29T21:10:14","modified_gmt":"2023-11-29T19:10:14","slug":"vypusk-sbcl-2-3-11-realizaczii-yazyka-common-lisp","status":"publish","type":"post","link":"https:\/\/prohoster.info\/sv\/blog\/news\/vypusk-sbcl-2-3-11-realizaczii-yazyka-common-lisp","title":{"rendered":"Utg\u00e5van av SBCL 2.3.11, en implementation av spr\u00e5ket Common Lisp","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Utg\u00e5van av SBCL 2.3.11 (Steel Bank Common Lisp), en fri implementation av programmeringsspr\u00e5ket Common Lisp, har publicerats. Projektkoden \u00e4r skriven i spr\u00e5ken Common Lisp och C, och distribueras under BSD-licens. I den nya versionen:  <\/p>\n<ul>\n<li class=\"l\"> Sm\u00e5 inkompatibiliteter:\n<ul>\n<li class=\"l\"> Str\u00f6mmar med parametern external-format, som definieras med hj\u00e4lp av \u00ab:REPLACEMENT\u00bb, kommer att anv\u00e4nda data f\u00f6r att ers\u00e4tta information en g\u00e5ng i str\u00f6mmen, vilket leder till avkodningsfel (till skillnad fr\u00e5n i vissa fall, en g\u00e5ng f\u00f6r varje byte-sekvens d\u00e4r ingen \u00e4r en giltig startposition f\u00f6r detta external-format).\n<li class=\"l\"> External-format specifikationer som anv\u00e4nder st\u00f6dja eller oidentifierade varianter kommer nu att signalera ett fel.  <\/ul>\n<li class=\"l\"> F\u00f6rb\u00e4ttringar:\n<ul>\n<li class=\"l\"> Vid dispatching av generiska funktioner, som anv\u00e4nder standard- eller korta kombinationsmetoder, n\u00e4r inga huvudmetoder \u00e4r tillg\u00e4ngliga, kommer systemet att anropa den generiska funktionen SB-PCL:NO-PRIMARY-METHOD, vars standardbeteende \u00e4r att signalera ett fel. Anv\u00e4ndare kan definiera metoder f\u00f6r denna generiska funktion.\n<li class=\"l\"> External-formats st\u00f6djer nu newline-varianter f\u00f6r en-bytars och utf-8 kodningar.\n<li class=\"l\"> Fel som signaleras av str\u00f6m- eller oktettfunktioner ang\u00e5ende encoding och decoding av symboler st\u00f6der nu USE-VALUE omstart f\u00f6r hanterare som tillhandah\u00e5ller ers\u00e4ttningar f\u00f6r in- eller utdata.\n<li class=\"l\"> READ-SEQUENCE och WRITE-SEQUENCE st\u00f6djer anv\u00e4ndardefinierade sekvenser; standardimplementeringen hanterar element f\u00f6r element, l\u00e4sande eller skrivande en byte eller symbol i\/fr\u00e5n str\u00f6mmen respektive.  <\/ul>\n<li class=\"l\"> Optimeringar:\n<ul>\n<li class=\"l\"> External-formats med :REPLACEMENT binder inte l\u00e4ngre hanterare f\u00f6r fel i konverteringsfunktioner, vilket b\u00f6r minska antal cons-operationer och \u00f6ka prestandan.\n<li class=\"l\"> Om :EXTERNAL-FORMAT fungerar som ett argument f\u00f6r STRING-TO-OCTETS eller OCTETS-TO-STRING och \u00e4r en konstant under kompilering, s\u00e5 kommer den externa formatet att l\u00f6sas vid laddning ist\u00e4llet f\u00f6r vid varje anrop.\n<li class=\"l\"> Kompilatoren kan begr\u00e4nsa typer av argument f\u00f6r vissa funktioner baserat p\u00e5 den avledda eller underf\u00f6rst\u00e5dda typen av v\u00e4rdet som returneras av denna funktion.\n<li class=\"l\"> Kompilatoren minskar antalet \u00f6verfl\u00f6diga typkontroller i funktioner som ASSOC och GETF.      <\/ul>\n<li class=\"l\"> Buggfixar:\n<ul>\n<li class=\"l\"> OCTETS-TO-STRING signalerar korrekt eller till\u00e4mpar ers\u00e4ttningar vid anv\u00e4ndning av ensamma byte externa format f\u00f6r mindre vanliga teckenkodningar (till exempel iso-8859-3), ist\u00e4llet f\u00f6r att ta bitar fr\u00e5n NIL-adressen och konvertera dessa bitar till tecken.\n<li class=\"l\"> FILE-STRING-LENGTH returnerar nu NIL om indata inte kan kodas till ett externt str\u00f6mformat.\n<li class=\"l\"> Tabellformat med flera byte (EUC-JP, Shift-JIS, GBK) tar nu h\u00e4nsyn till ers\u00e4ttningstecknet (i det externa formatet eller genom omstart) vid kodning till oktetter.\n<li class=\"l\"> Konvertering fr\u00e5n oktetter med hj\u00e4lp av externa format UCS-2, UCS-4 och UTF-32 l\u00e4ser inte l\u00e4ngre slutet av oktettarrayen med ett icke heltal av tv\u00e5- eller fyrabyte enheter.\n<li class=\"l\"> Konvertering fr\u00e5n oktetter med hj\u00e4lp av externa format UCS-2, UCS-4 och UTF-32 returnerar nu en enkel str\u00e4ng, som definierat av typen OCTETS-TO-STRING.\n<li class=\"l\"> Anv\u00e4ndning av ett ogiltigt externt format f\u00f6r argumentet i OPEN eller WITH-OPEN-FILE (eller interna MAKE-FD-STREAM) resulterar inte l\u00e4ngre i en l\u00e4cka av filbeskrivare.\n<li class=\"l\"> SB-ROTATE-BYTE definierar specifikationerna f\u00f6r BYTE utanf\u00f6r till\u00e5tet v\u00e4rde f\u00f6re utf\u00f6randet av cons med mycket stora heltal f\u00f6r anv\u00e4ndning av maskor och skiftningar.\n<li class=\"l\"> Fixa typutmatningen vid kompilering av SB-ROTATE-BYTE-former med ett icke-noll POSITION i byte-definitionen.\n<li class=\"l\"> Fixa flera assemblerfel vid kompilering av MAKE-ARRAY, MAKE-STRING och andra med stort konstant storlek.\n<li class=\"l\"> Fixa ett internt fel vid kompilering (SETF-SBIT) med stort konstant index.\n<li class=\"l\"> Fixa ett internt fel i kompileraren f\u00f6r lambda-funktioner med en ogiltig parameterlista i LABELS.\n<li class=\"l\"> Fixa ett internt fel i kompileraren vid kompilering av vissa o\u00e4ndligt rekursiva former i LABELS.\n<li class=\"l\"> Fixa ett internt fel i kompileraren vid f\u00f6rs\u00f6k att inbygga ett hopp till en redan borttagen etikett.\n<li class=\"l\"> FILL-POINTER ska aldrig vara negativ.    <\/ul>\n<\/ul>\n<p>K\u00e4lla: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=60193\">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 2.3.11 (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: \u041d\u0435\u0431\u043e\u043b\u044c\u0448\u0438\u0435 \u043d\u0435\u0441\u043e\u0432\u043c\u0435\u0441\u0442\u0438\u043c\u043e\u0441\u0442\u0438: \u041f\u043e\u0442\u043e\u043a\u0438 \u0441 \u043f\u0430\u0440\u0430\u043c\u0435\u0442\u0440\u043e\u043c external-format, \u043e\u043f\u0440\u0435\u0434\u0435\u043b\u0451\u043d\u043d\u044b\u043c \u0441 \u043f\u043e\u043c\u043e\u0449\u044c\u044e &#171;:REPLACEMENT&#187;, \u0431\u0443\u0434\u0443\u0442 \u043f\u0440\u0438\u043c\u0435\u043d\u044f\u0442\u044c \u0434\u0430\u043d\u043d\u044b\u0435 \u0434\u043b\u044f \u0437\u0430\u043c\u0435\u0449\u0435\u043d\u0438\u044f \u0438\u043d\u0444\u043e\u0440\u043c\u0430\u0446\u0438\u0438 \u043e\u0434\u0438\u043d \u0440\u0430\u0437 \u0432 \u043f\u043e\u0442\u043e\u043a\u0435, \u0447\u0442\u043e \u043f\u0440\u0438\u0432\u043e\u0434\u0438\u0442 \u043a \u043e\u0448\u0438\u0431\u043a\u0430\u043c [&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-111841","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.4 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u041e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d \u0432\u044b\u043f\u0443\u0441\u043a SBCL 2.3.11 (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 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