{"id":1235,"date":"2026-02-10T14:15:19","date_gmt":"2026-02-10T06:15:19","guid":{"rendered":"https:\/\/blog.5danyuan.com\/?p=1235"},"modified":"2026-02-10T14:15:19","modified_gmt":"2026-02-10T06:15:19","slug":"ubuntu-18-04-%e5%8d%87%e7%ba%a7gcc","status":"publish","type":"post","link":"https:\/\/blog.5danyuan.com\/?p=1235","title":{"rendered":"ubuntu 18.04 \u5347\u7ea7gcc"},"content":{"rendered":"\n<p>\u8981\u5728Ubuntu 18.04 \u4e0a\u5347\u7ea7g++\u5230\u7248\u672c10\uff0c\u53ef\u4ee5\u6309\u7167\u4ee5\u4e0b\u6b65\u9aa4\u8fdb\u884c\u64cd\u4f5c\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u6253\u5f00\u7ec8\u7aef\u3002<\/li>\n\n\n\n<li>\u66f4\u65b0\u7cfb\u7edf\u8f6f\u4ef6\u5305\u5217\u8868\uff0c\u4f7f\u7528\u547d\u4ee4<code>sudo apt update<\/code>\u3002<\/li>\n\n\n\n<li>\u5b89\u88c5\u5fc5\u9700\u7684\u4f9d\u8d56\u9879\uff0c\u4f7f\u7528\u547d\u4ee4<code>sudo apt install build-essential<\/code>\u3002\u8fd9\u5c06\u786e\u4fdd\u6240\u6709\u6784\u5efa\u5de5\u5177\u90fd\u5df2\u6b63\u786e\u5b89\u88c5\u3002<\/li>\n\n\n\n<li>\u6dfb\u52a0PPA\uff08Personal Package Archive\uff09\u5b58\u50a8\u5e93\u6765\u83b7\u53d6\u6700\u65b0\u7684GCC\u7f16\u8bd1\u5668\u7248\u672c\u3002\u8fd0\u884c\u4ee5\u4e0b\u547d\u4ee4\uff1a<code>sudo add-apt-repository ppa:ubuntu-toolchain-r\/testsudo apt update<\/code><code><\/code><\/li>\n\n\n\n<li>\u5b89\u88c5GCC 10\u53ca\u5176\u76f8\u5173\u7ec4\u4ef6\uff0c\u4f7f\u7528\u547d\u4ee4<code>sudo apt install gcc-10 g++-10<\/code>\u3002<\/li>\n\n\n\n<li>\u8bbe\u7f6e\u9ed8\u8ba4\u7684C++\u7f16\u8bd1\u5668\u4e3aGCC 10\uff0c\u4f7f\u7528\u547d\u4ee4<code>sudo update-alternatives --install \/usr\/bin\/gcc gcc \/usr\/bin\/gcc-10 100<\/code>\u548c<code>sudo update-alternatives --set gcc \/usr\/bin\/gcc-10<\/code>\u3002\u540c\u6837\u5730\uff0c\u4e5f\u53ef\u4ee5\u901a\u8fc7\u7c7b\u4f3c\u7684\u65b9\u5f0f\u8bbe\u7f6e\u9ed8\u8ba4\u7684C\u7f16\u8bd1\u5668\u3002<\/li>\n\n\n\n<li>\u73b0\u5728\uff0c\u60a8\u5e94\u8be5\u80fd\u591f\u4f7f\u7528GCC 10\u8fdb\u884c\u7f16\u7a0b\u4e86\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u6ce8\u610f\uff1a\u7531\u4e8eUbuntu 18.04\u4e0d\u652f\u6301\u76f4\u63a5\u4ece\u5b98\u65b9\u6e90\u4e2d\u63d0\u4f9bGCC 10\uff0c\u56e0\u6b64\u6211\u4eec\u4f7f\u7528\u7b2c\u4e09\u65b9PPA\u5b58\u50a8\u5e93\u6765\u83b7\u5f97\u6700\u65b0\u7248\u672c\u3002<\/p>\n\n\n\n<p>sudo update-alternatives &#8211;install \/usr\/bin\/g++ g++ \/usr\/bin\/g++-8 100<\/p>\n\n\n\n<figure class=\"wp-block-pullquote\"><blockquote><p><\/p><cite>\u4e3a\u4ec0\u4e48\u5728\u73b0\u5728\u8fd8\u5728\u8bf4\u4e00\u4e2a\u7248\u672c\u8fd9\u4e48\u65e7\u7684\u8bdd\u9898\uff1f\u662f\u56e0\u4e3a\u4e00\u4e9b armv7 \u7684\u8bbe\u5907\uff0c\u8fd8\u8fd0\u884c\u7684\u662f\u8001\u7248\u672c\uff0c\u800c\u4e14\u7531\u4e8e\u534e\u5f3a\u5317\u81ea\u5b9a\u4e49\u7684\u955c\u50cf\uff0c\u53ea\u80fd\u505c\u7559\u5728\u90a3\u4e2a\u7248\u672c\u7684\u7cfb\u7edf\u3002\u6709\u65f6\u5019\u611f\u89c9\u5c31\u5f88\u53ef\u60dc\u3002<\/cite><\/blockquote><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>\u8981\u5728Ubuntu 18.04 \u4e0a\u5347\u7ea7g++\u5230\u7248\u672c10\uff0c\u53ef\u4ee5\u6309\u7167\u4ee5\u4e0b\u6b65\u9aa4\u8fdb\u884c\u64cd\u4f5c\uff1a \u6ce8\u610f\uff1a\u7531\u4e8eUbuntu 18 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5],"tags":[],"class_list":["post-1235","post","type-post","status-publish","format-standard","hentry","category-daily"],"_links":{"self":[{"href":"https:\/\/blog.5danyuan.com\/index.php?rest_route=\/wp\/v2\/posts\/1235","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.5danyuan.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.5danyuan.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.5danyuan.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.5danyuan.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1235"}],"version-history":[{"count":1,"href":"https:\/\/blog.5danyuan.com\/index.php?rest_route=\/wp\/v2\/posts\/1235\/revisions"}],"predecessor-version":[{"id":1358,"href":"https:\/\/blog.5danyuan.com\/index.php?rest_route=\/wp\/v2\/posts\/1235\/revisions\/1358"}],"wp:attachment":[{"href":"https:\/\/blog.5danyuan.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1235"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.5danyuan.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1235"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.5danyuan.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1235"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}