{"id":61,"date":"2021-01-10T16:32:52","date_gmt":"2021-01-10T08:32:52","guid":{"rendered":"https:\/\/explause.com\/?p=61"},"modified":"2022-03-10T11:23:54","modified_gmt":"2022-03-10T03:23:54","slug":"centos7%e5%bf%ab%e9%80%9f%e5%ae%89%e8%a3%85gcc8","status":"publish","type":"post","link":"https:\/\/devdoge.org\/?p=61","title":{"rendered":"CentOS7\u5feb\u901f\u5b89\u88c5GCC8"},"content":{"rendered":"\n<p>CentOS\u5b98\u65b9\u6e90\u81ea\u5e26\u7684gcc\u662f4.8\u7248\u672c\u7684\uff0c\u8fd9\u4e5f\u592a\u8001\u4e86\u5427\uff1f\u7f16\u8bd1redis\u90fd\u80fd\u4e0d\u8fc7\u7684\u3002\u4f46\u662f\u7f16\u8bd1\u6700\u65b0\u7248GCC\u8017\u65f6\u592a\u957f\uff0c\u90a3\u5c31\u4e8c\u8fdb\u5236\u5b89\u88c5\u5427\uff01<\/p>\n\n\n\n<p>\u9996\u5148\u5b89\u88c5RedHat\u7684\u8f6f\u4ef6\u96c6\u5408\uff08SCLs\uff09<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>yum install centos-release-scl -y<\/code><\/pre>\n\n\n\n<p>\u5982\u679c\u5b89\u88c5\u4e86GCC4.8\u5c31\u5148\u5378\u8f7d\u6389\u5427\uff0c\u9632\u6b62\u51b2\u7a81\uff08\u4f1a\u540c\u6b65\u79fb\u9664g++\uff09\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>yum remove gcc -y<\/code><\/pre>\n\n\n\n<p>\u63a5\u4e0b\u6765\u5c31\u662f\u5b89\u88c5GCC8\u4ee5\u53ca\u5bf9\u5e94\u7684C++\u7f16\u8bd1\u5668\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>yum install devtoolset-8 -y<\/code><\/pre>\n\n\n\n<pre class=\"wp-block-code\"><code><s>yum install devtoolset-8-gcc devtoolset-8-gcc-c++ -y<\/s><\/code><\/pre>\n\n\n\n<p><s>\u5b89\u88c5\u7684GCC8\u9ed8\u8ba4\u88c5\u5728\u522b\u7684\u76ee\u5f55\uff0c\u521b\u5efa\u4e00\u4e2a\u8fde\u63a5\u53ef\u76f4\u63a5\u8c03\u7528\uff1a<\/s><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code><s>ln -s \/opt\/rh\/devtoolset-8\/root\/usr\/bin\/gcc \/usr\/bin\/gcc\n<meta charset=\"utf-8\">ln -s \/opt\/rh\/devtoolset-8\/root\/usr\/bin\/g++ \/usr\/bin\/g++\n<meta charset=\"utf-8\">ln -s \/opt\/rh\/devtoolset-8\/root\/usr\/bin\/c++ \/usr\/bin\/<meta charset=\"utf-8\">c++<\/s><\/code><\/pre>\n\n\n\n<p><s>\u6dfb\u52a0\u5e38\u7528\u7684gcc\u3001c++\u7684\u94fe\u63a5\uff0c\u5982\u679c\u9700\u8981\u522b\u7684\u53ef\u4ee5\u5728<meta charset=\"utf-8\">\/opt\/rh\/devtoolset-8\/root\/usr\/bin\u76ee\u5f55\u4e0b\u627e\u5230\u3002<\/s><\/p>\n\n\n\n<p><strong>\u4e0d\u8981\u521b\u5efa\u8f6f\u8fde\u63a5\u4e86\uff0c\u4e0d\u7136\u5378\u8f7d\u7684\u65f6\u5019\u5378\u4e0d\u5e72\u51c0\uff0c\u521b\u5efa\u7684\u94fe\u63a5\u4e0d\u4f1a\u88ab\u5220\u9664\u3002<\/strong><\/p>\n\n\n\n<p><strong>\u4e34\u65f6\u751f\u6548<\/strong>\uff0c\u6267\u884c\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>scl enable devtoolset-8 bash<\/code><\/pre>\n\n\n\n<p>\u4f1a\u65b0\u521b\u5efa\u4e00\u4e2abash\u4f1a\u8bdd\uff0c\u952e\u5165exit\u5373\u53ef\u9000\u51fa\u3002<\/p>\n\n\n\n<p>\u5982\u679c\u60f3\u8981<strong>\u6c38\u4e45\u751f\u6548<\/strong>\uff0c\u53ef\u4ee5\u6267\u884c\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>echo 'source scl_source enable devtoolset-8' &gt;&gt; ~\/.bashrc<\/code><\/pre>\n\n\n\n<p>\u6dfb\u52a0\u73af\u5883\u53d8\u91cf\u5230<strong>\u5f53\u524d\u7528\u6237<\/strong>\u7684bash\u914d\u7f6e\u91cc\uff0c\u4e5f\u5c31\u662f.bashrc\u6587\u4ef6\u3002<strong>\u4ec5\u5bf9\u5f53\u524d\u767b\u9646\u7684\u7528\u6237\u751f\u6548<\/strong>\u3002<\/p>\n\n\n\n<p>\u5378\u8f7d\u7684\u8bdd\u9700\u8981\u624b\u52a8\u7f16\u8f91.bashrc\u6587\u4ef6\uff0c\u5220\u9664<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>source scl_source enable devtoolset-8<\/code><\/pre>\n\n\n\n<p>\u8fd9\u884c\u5c31\u884c\u3002\uff08\u6765\u6e90\uff1a<a href=\"https:\/\/developers.redhat.com\/blog\/2019\/03\/05\/yum-install-gcc-8-clang-6#how_to_use_gcc_8_or_llvm_clang_6__scl_enable_\">redhat<\/a>\uff09<\/p>\n\n\n\n<p><\/p>\n\n\n\n<p>\u6267\u884c\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>source ~\/.bash_profile<\/code><\/pre>\n\n\n\n<p>\u53ef\u4ee5\u5237\u65b0\u5f53\u524d\u767b\u9646\u7528\u6237\u7684\u73af\u5883\u53d8\u91cf\uff0c\u7136\u540e\u63a7\u5236\u53f0\u8f93\u5165\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>gcc -v<\/code><\/pre>\n\n\n\n<p>\u5982\u679c\u663e\u793a\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"265\" src=\"https:\/\/explause.com\/wp-content\/uploads\/2021\/01\/gcc8-1024x265.png\" alt=\"\" class=\"wp-image-62\" srcset=\"https:\/\/devdoge.org\/wp-content\/uploads\/2021\/01\/gcc8-1024x265.png 1024w, https:\/\/devdoge.org\/wp-content\/uploads\/2021\/01\/gcc8-300x78.png 300w, https:\/\/devdoge.org\/wp-content\/uploads\/2021\/01\/gcc8-768x198.png 768w, https:\/\/devdoge.org\/wp-content\/uploads\/2021\/01\/gcc8.png 1424w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>\u90a3\u5c31\u6210\u529f\u5b89\u88c5GCC8\u5566\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u7f16\u8bd1\u5b89\u88c5GCC8\u65f6\u95f4\u592a\u957f\uff0c\u7b49\u7684\u82b1\u90fd\u8c22\u4e86\uff0c\u8fd8\u662f\u4e8c\u8fdb\u5236\u5b89\u88c5\u8212\u670d\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2],"tags":[9,22],"class_list":["post-61","post","type-post","status-publish","format-standard","hentry","category-c7","tag-centos7","tag-22"],"blocksy_meta":{"styles_descriptor":{"styles":{"desktop":"","tablet":"","mobile":""},"google_fonts":[],"version":6}},"_links":{"self":[{"href":"https:\/\/devdoge.org\/index.php?rest_route=\/wp\/v2\/posts\/61","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/devdoge.org\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/devdoge.org\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/devdoge.org\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/devdoge.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=61"}],"version-history":[{"count":5,"href":"https:\/\/devdoge.org\/index.php?rest_route=\/wp\/v2\/posts\/61\/revisions"}],"predecessor-version":[{"id":659,"href":"https:\/\/devdoge.org\/index.php?rest_route=\/wp\/v2\/posts\/61\/revisions\/659"}],"wp:attachment":[{"href":"https:\/\/devdoge.org\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=61"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/devdoge.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=61"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/devdoge.org\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=61"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}