{"id":182827,"date":"2026-08-11T04:54:26","date_gmt":"2026-08-11T02:54:26","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/gcc-16-2"},"modified":"2026-08-12T18:20:28","modified_gmt":"2026-08-12T16:20:28","slug":"gcc-16-2","status":"publish","type":"post","link":"https:\/\/prohoster.info\/cs\/blog\/news\/gcc-16-2","title":{"rendered":"GCC 16.2","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p><a href=\"https:\/\/www.linux.org.ru\/images\/23864\/original.jpg\" rel=\"nofollow\"> <img decoding=\"async\" style=\"display: block; margin: 0 auto;\" src=\"\/wp-content\/uploads\/2026\/08\/30f5f14f5bce42d48877034747738783.jpg\" \/> <\/a> <a id=\"memories_button\" title=\"Sledovat\" href=\"#\" rel=\"nofollow\"><i class=\"icon-bell\"><\/i><\/a><br \/>\n7. srpna byl vyd\u00e1n <a href=\"https:\/\/gcc.gnu.org\/gcc-16\/\" rel=\"nofollow\">GCC 16.2<\/a> \u2014 druh\u00e1 stabiln\u00ed verze v\u011btve GCC 16. Nov\u00e1 verze m\u00e1 p\u0159ev\u00e1\u017en\u011b opravn\u00fd charakter: v\u00fdvoj\u00e1\u0159i ji p\u0159\u00edmo ozna\u010duj\u00ed jako bug-fix release, obsahuj\u00edc\u00ed opravy regres\u00ed, kter\u00e9 byly zji\u0161t\u011bny v GCC 16.1 ve srovn\u00e1n\u00ed s p\u0159edchoz\u00edmi vyd\u00e1n\u00edmi.<\/p>\n<p>&nbsp;<\/p>\n<p>Celkem po dubnov\u00e9m GCC 16.1 bylo opraveno <strong>102 zn\u00e1m\u00e9 chyby<\/strong>. Opravy se dot\u00fdkaj\u00ed r\u016fzn\u00fdch komponent\u016f kompil\u00e1toru a podporovan\u00fdch architektur; \u017e\u00e1dn\u00e1 v\u00fdznamn\u00e1 zm\u011bna, ur\u010duj\u00edc\u00ed vyd\u00e1n\u00ed, nen\u00ed.<\/p>\n<p>&nbsp;<\/p>\n<p>GCC 16.2 nen\u00ed novou funk\u010dn\u00ed verz\u00ed: hlavn\u00ed mo\u017enosti v\u011btve GCC 16 se objevily ji\u017e v <a href=\"https:\/\/gcc.gnu.org\/gcc-16\/changes.html\" rel=\"nofollow\">GCC 16.1<\/a>, vydan\u00e9m 30. dubna. Mezi nejv\u00edce viditeln\u00e9 zm\u011bny t\u00e9to v\u011btve pat\u0159\u00ed:<\/p>\n<p>&nbsp;<\/p>\n<ul>\n<li><strong>C++20 se stal v\u00fdchoz\u00edm re\u017eimem C++<\/strong> nam\u00edsto GNU++17. Pro pou\u017eit\u00ed p\u0159edchoz\u00edho chov\u00e1n\u00ed je nyn\u00ed nutn\u00e9 jasn\u011b uv\u00e9st odpov\u00eddaj\u00edc\u00ed parametr -std=. Experiment\u00e1ln\u00ed podpora modul\u016f C++20 je st\u00e1le zahrnuta samostatn\u011b.<\/li>\n<li>Pokra\u010duje zav\u00e1d\u011bn\u00ed <strong>C++26<\/strong>, v\u010detn\u011b experiment\u00e1ln\u00ed statick\u00e9 reflexe, kontrakt\u016f, constexpr-v\u00fdjimek a dal\u0161\u00edch n\u00e1vrh\u016f budouc\u00edho standardu.<\/li>\n<li>Do sestavy GCC byl zahrnut experiment\u00e1ln\u00ed kompil\u00e1tor jazyka <strong>Algol 68 \u2014 ga68<\/strong>.<\/li>\n<li>Pro x86 byla p\u0159id\u00e1na podpora procesor\u016f <strong>AMD Zen 6 (-march=znver6)<\/strong>, Intel Wildcat Lake a Nova Lake. Byla zlep\u0161ena automatick\u00e1 vektorov\u00e1 optimalizace p\u0159i pou\u017eit\u00ed AVX-512.<\/li>\n<li>V implementaci AArch64 byla p\u0159id\u00e1na podpora <strong>Armv9.6-A<\/strong>, Apple M4 a M5, NVIDIA GB10 a nov\u00e1 procesorov\u00e1 j\u00e1dra Arm; tak\u00e9 byla p\u0159id\u00e1na mo\u017enost pou\u017eit\u00ed Memory Tagging Extension p\u0159es -fsanitize=memtag.<\/li>\n<li>Pro offloading na GPU AMD byly v\u00fdrazn\u011b sn\u00ed\u017eeny n\u00e1klady p\u0159i spu\u0161t\u011bn\u00ed oblast\u00ed OpenMP\/OpenACC a p\u0159idala se experiment\u00e1ln\u00ed podpora zrychlova\u010d\u016f <strong>AMD Instinct MI300 (gfx942)<\/strong>.<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<p>T\u00edm p\u00e1dem je GCC 16.2 p\u0159edev\u0161\u00edm ur\u010deno pro u\u017eivatele, kte\u0159\u00ed cht\u011bj\u00ed p\u0159ej\u00edt na novou v\u011btev po odstran\u011bn\u00ed zji\u0161t\u011bn\u00fdch regres\u00ed po p\u016fvodn\u00edm vyd\u00e1n\u00ed. Zdrojov\u00e9 k\u00f3dy GCC 16.2 jsou k dispozici na <a href=\"https:\/\/gcc.gnu.org\/mirrors.html\" rel=\"nofollow\">ofici\u00e1ln\u00edch zrcadlech projektu<\/a>. GCC je \u0161\u00ed\u0159en jako svobodn\u00fd software rodiny GNU; hlavn\u00ed k\u00f3d kompil\u00e1toru je licencov\u00e1n podle GPLv3+, zat\u00edmco pro n\u011bkter\u00e9 runtime knihovny se pou\u017e\u00edv\u00e1 GCC Runtime Library Exception.<\/p>\n<p>&nbsp;<\/p>\n<p>Zdroj: <a rel=\"nofollow\" href=\"https:\/\/www.linux.org.ru\/news\/gnu\/18354801\">linux.org.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>7 \u0430\u0432\u0433\u0443\u0441\u0442\u0430 \u0441\u043e\u0441\u0442\u043e\u044f\u043b\u0441\u044f \u0432\u044b\u043f\u0443\u0441\u043a GCC 16.2 \u2014 \u0432\u0442\u043e\u0440\u043e\u0433\u043e \u0441\u0442\u0430\u0431\u0438\u043b\u044c\u043d\u043e\u0433\u043e \u0440\u0435\u043b\u0438\u0437\u0430 \u0432\u0435\u0442\u043a\u0438 GCC 16. \u041d\u043e\u0432\u0430\u044f \u0432\u0435\u0440\u0441\u0438\u044f \u043d\u043e\u0441\u0438\u0442 \u043f\u0440\u0435\u0438\u043c\u0443\u0449\u0435\u0441\u0442\u0432\u0435\u043d\u043d\u043e \u043a\u043e\u0440\u0440\u0435\u043a\u0442\u0438\u0440\u0443\u044e\u0449\u0438\u0439 \u0445\u0430\u0440\u0430\u043a\u0442\u0435\u0440: \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u0447\u0438\u043a\u0438 \u043f\u0440\u044f\u043c\u043e \u043d\u0430\u0437\u044b\u0432\u0430\u044e\u0442 \u0435\u0451 bug-fix release, \u0441\u043e\u0434\u0435\u0440\u0436\u0430\u0449\u0438\u043c \u0438\u0441\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u0438\u044f \u0440\u0435\u0433\u0440\u0435\u0441\u0441\u0438\u0439, \u043e\u0431\u043d\u0430\u0440\u0443\u0436\u0435\u043d\u043d\u044b\u0445 \u0432 GCC 16.1 \u043e\u0442\u043d\u043e\u0441\u0438\u0442\u0435\u043b\u044c\u043d\u043e \u043f\u0440\u0435\u0434\u044b\u0434\u0443\u0449\u0438\u0445 \u0432\u044b\u043f\u0443\u0441\u043a\u043e\u0432. &nbsp; \u0412\u0441\u0435\u0433\u043e \u043f\u043e\u0441\u043b\u0435 \u0430\u043f\u0440\u0435\u043b\u044c\u0441\u043a\u043e\u0433\u043e GCC 16.1 \u0431\u044b\u043b\u043e \u0438\u0441\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u043e 102 \u0438\u0437\u0432\u0435\u0441\u0442\u043d\u044b\u0445 \u043e\u0448\u0438\u0431\u043a\u0438. \u0418\u0441\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u0438\u044f \u0437\u0430\u0442\u0440\u0430\u0433\u0438\u0432\u0430\u044e\u0442 \u0440\u0430\u0437\u043b\u0438\u0447\u043d\u044b\u0435 \u043a\u043e\u043c\u043f\u043e\u043d\u0435\u043d\u0442\u044b \u043a\u043e\u043c\u043f\u0438\u043b\u044f\u0442\u043e\u0440\u0430 \u0438 \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u0438\u0432\u0430\u0435\u043c\u044b\u0435 \u0430\u0440\u0445\u0438\u0442\u0435\u043a\u0442\u0443\u0440\u044b; \u043a\u0430\u043a\u043e\u0433\u043e-\u043b\u0438\u0431\u043e [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":9,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-182827","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.3 - aioseo.com -->\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<meta name=\"author\" content=\"Emin Berklin\"\/>\n\t<link rel=\"canonical\" href=\"https:\/\/prohoster.info\/cs\/blog\/news\/gcc-16-2\" \/>\n\t\t<meta name=\"generator\" content=\"All in One SEO (AIOSEO) 5.0.3\" \/>\n\t\t<meta property=\"og:locale\" content=\"cs_CZ\" \/>\n\t\t<meta property=\"og:site_name\" content=\"ProHoster | \u041a\u0443\u043f\u0438\u0442\u044c \u043d\u0430\u0434\u0435\u0436\u043d\u044b\u0439 \u0445\u043e\u0441\u0442\u0438\u043d\u0433 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