{"id":83,"date":"2026-06-05T09:53:55","date_gmt":"2026-06-05T09:53:55","guid":{"rendered":"https:\/\/www.skillnotes.cloud\/?p=83"},"modified":"2026-06-05T09:56:15","modified_gmt":"2026-06-05T09:56:15","slug":"%e4%bd%bf%e7%94%a8clang-llvm%e5%b7%a5%e5%85%b7%e9%93%be%e7%bc%96%e8%af%91linux%e5%86%85%e6%a0%b8","status":"publish","type":"post","link":"https:\/\/www.skillnotes.cloud\/?p=83","title":{"rendered":"\u4f7f\u7528Clang LLVM\u5de5\u5177\u94fe\u7f16\u8bd1Linux\u5185\u6838"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">\u5728\u7f16\u8bd1Linux \u65b0\u7248\u672c\u5185\u6838\u65f6\u53ef\u4ee5\u4f7f\u7528clang LLVM\u5de5\u5177\u94fe\u8fdb\u884c\u7f16\u8bd1<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>make LLVM=1 menuconfig<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u542f\u7528LLVM\u5de5\u5177\u94fe\u7f16\u8bd1\uff0c\u53ef\u4ee5\u5728Linux\u5185\u6838\u542f\u7528 LTO=thin\u94fe\u63a5\u65f6\u4f18\u5316<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5728\u7f16\u8bd1randstruct\u65f6\uff0cclang\u5185\u7f6e\u4e86\u6570\u636e\u7ed3\u6784\u968f\u673a\u5316\u529f\u80fd\uff0c\u4e0d\u518d\u9700\u8981gcc \u63d2\u4ef6\u7f16\u8bd1\u4f7f\u80fdrandstruct<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>CONFIG_RANDSTRUCT_FULL=y\nCONFIG_RANDSTRUCT=y\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">GCC\u4f7f\u80fdrandstruct\u9700\u8981\u624b\u52a8\u7f16\u8bd1\u4f4d\u4e8e\u5185\u6838\u4ee3\u7801\u6811\u7684<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>linux-7.0\/scripts\/gcc-plugins\/randomize_layout_plugin.c<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u7136\u540e\u4f7f\u7528\u6b64\u63d2\u4ef6\u5b8c\u6210\u5bf9\u5185\u6838\u6240\u6709\u6253\u6807\u7b7e\u7684\u6570\u636e\u7ed3\u6784\u8fdb\u884c\u968f\u673a\u5316\u4f8b\u5982<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>struct task_struct {\n    \t\/*\n\t * This begins the randomizable portion of task_struct. Only\n\t * scheduling-critical items should be added above here.\n\t *\/\n\t<strong><mark style=\"background-color:#686868\" class=\"has-inline-color has-base-color\">randomized_struct_fields_start<\/mark><\/strong>\n\n\n        \u968f\u673a\u5316\u7f16\u8bd1\u5668\u6307\u4ee4\u4e4b\u95f4\u7684\u6570\u636e\u7ed3\u6784\u5b57\u6bb5\n\n         .....\n\n\n\n\n         \/*\n\t * New fields for task_struct should be added above here, so that\n\t * they are included in the randomized portion of task_struct.\n\t *\/\n\t<strong><mark style=\"background-color:#686868\" class=\"has-inline-color has-base-color\">randomized_struct_fields_end<\/mark><\/strong>\n} <\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u6216\u8005\u6574\u4e2a\u6570\u636e\u7ed3\u6784\u968f\u673a\u5316<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>struct linux_binprm {\n     ......\n\n} <strong><mark style=\"background-color:#686868\" class=\"has-inline-color has-base-color\">__randomize_layout<\/mark><\/strong>;<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5728\u5b8c\u6210\u7f16\u8bd1\u4e4b\u540e\u9700\u8981\u4f7f\u7528<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>make LLVM=1 modules_install\nmake LLVM=1 install<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u5b89\u88c5\u5185\u6838<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5728\u7f16\u8bd1Linux \u65b0\u7248\u672c\u5185\u6838\u65f6\u53ef\u4ee5\u4f7f\u7528clang LLVM\u5de5\u5177\u94fe\u8fdb\u884c\u7f16\u8bd1 \u542f\u7528LLVM\u5de5\u5177\u94fe\u7f16\u8bd1\uff0c\u53ef\u4ee5\u5728Lin [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[],"class_list":["post-83","post","type-post","status-publish","format-standard","hentry","category-linux"],"_links":{"self":[{"href":"https:\/\/www.skillnotes.cloud\/index.php?rest_route=\/wp\/v2\/posts\/83","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.skillnotes.cloud\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.skillnotes.cloud\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.skillnotes.cloud\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.skillnotes.cloud\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=83"}],"version-history":[{"count":1,"href":"https:\/\/www.skillnotes.cloud\/index.php?rest_route=\/wp\/v2\/posts\/83\/revisions"}],"predecessor-version":[{"id":84,"href":"https:\/\/www.skillnotes.cloud\/index.php?rest_route=\/wp\/v2\/posts\/83\/revisions\/84"}],"wp:attachment":[{"href":"https:\/\/www.skillnotes.cloud\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=83"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.skillnotes.cloud\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=83"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.skillnotes.cloud\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=83"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}