{"id":573,"date":"2024-09-27T19:02:44","date_gmt":"2024-09-27T11:02:44","guid":{"rendered":"http:\/\/114.55.108.251\/?p=573"},"modified":"2025-10-28T20:41:13","modified_gmt":"2025-10-28T12:41:13","slug":"gdb%e8%b0%83%e8%af%95%e6%8a%80%e5%b7%a7","status":"publish","type":"post","link":"https:\/\/guapicoding.com\/?p=573","title":{"rendered":"gdb\u8c03\u8bd5"},"content":{"rendered":"\n<p><strong>\u524d\u63d0\uff1a<\/strong>\u7f16\u8bd1\u65f6\u6dfb\u52a0 <code>-g<\/code> \u9009\u9879\uff0c\u5f97\u5230\u8c03\u8bd5\u8868 <code>gcc gdbtest.c -o a.out -g<\/code><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u5e38\u7528\u6307\u4ee4\uff1a<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u6253\u5f00 gdb \u8c03\u8bd5\u5de5\u5177\uff1a<code>gdb .\/a.out<\/code><\/li>\n\n\n\n<li>\u5217\u51fa\u6e90\u7801\u4ee5\u53ca\u884c\u53f7\uff1a<code>list \u6216\u8005 l<\/code>\uff08\u6309 <code>list 1<\/code> \u5373\u53ef\u4ece\u4ee3\u7801\u7b2c\u4e00\u884c\u5f00\u59cb\u663e\u793a\uff0c\u6309 <code>l<\/code> \u7ffb\u9875\uff09<\/li>\n\n\n\n<li>\u8bbe\u7f6e\u65ad\u70b9\uff1a<code>b<\/code> \u6216\u8005 <code>break<\/code>\uff0c\u6bd4\u5982<code> b 45<\/code><\/li>\n\n\n\n<li>\u8fd0\u884c\u7a0b\u5e8f\uff1a<code>run<\/code> \u6216\u8005 <code>r<\/code><\/li>\n\n\n\n<li>\u4e0b\u4e00\u6761\u6307\u4ee4\uff08\u8d8a\u8fc7\u51fd\u6570\uff09\uff1a<code>n<\/code> \u6216\u8005 <code>next<\/code><\/li>\n\n\n\n<li>\u4e0b\u4e00\u6761\u6307\u4ee4\uff08\u8fdb\u5165\u51fd\u6570\uff09\uff1a<code>s<\/code> \u6216\u8005 <code>step<\/code><\/li>\n\n\n\n<li>\u67e5\u770b\u53d8\u91cf\u7684\u503c\uff1a<code>p<\/code> \u6216\u8005 <code>print<\/code>\uff08<code>p i<\/code> \u4ee3\u8868\u67e5\u770b\u53d8\u91cf <code>i<\/code> \u7684\u503c\uff09<\/li>\n\n\n\n<li>\u7ed3\u675f\u5f53\u524d\u51fd\u6570\u8c03\u7528\uff1a<code>finish<\/code><\/li>\n\n\n\n<li>\u7ee7\u7eed\u6267\u884c\u65ad\u70b9\u540e\u7eed\u6307\u4ee4\uff1a<code>continue<\/code>\uff08\u5373\u6267\u884c\u5230\u4e0b\u4e00\u4e2a\u65ad\u70b9\uff0c\u5982\u679c\u540e\u7eed\u6ca1\u6709\u65ad\u70b9\uff0c\u5219\u6267\u884c\u5230\u7a0b\u5e8f\u7ed3\u675f\uff09<\/li>\n\n\n\n<li>\u9000\u51fagdb\u5f53\u524d\u8c03\u8bd5\uff1a<code>quit<\/code><\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">\u5176\u4ed6\u6307\u4ee4\uff1a<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u9488\u5bf9\u6bb5\u9519\u8bef\uff1a\u6253\u5f00 gdb \u540e\uff0c\u76f4\u63a5\u4f7f\u7528 <code>run<\/code> \u547d\u4ee4\uff0c\u7a0b\u5e8f\u505c\u6b62\u7684\u4f4d\u7f6e\u5c31\u662f\u6bb5\u9519\u8bef\u51fa\u73b0\u7684\u4f4d\u7f6e<\/li>\n\n\n\n<li>\u8bbe\u7f6e main \u51fd\u6570\u547d\u4ee4\u884c\u53c2\u6570\n<ul class=\"wp-block-list\">\n<li><code>set args<\/code> <code>\u53c2\u65701 \u53c2\u65702<\/code>\uff08\u5728 <code>start<\/code>\u3001<code>run<\/code> \u4e4b\u524d\uff09 <\/li>\n\n\n\n<li><code>run \u53c2\u65701 \u53c2\u65702 <\/code><\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u67e5\u770b\u65ad\u70b9\u4fe1\u606f\u8868\uff1a<code>info b<\/code><\/li>\n\n\n\n<li>\u8bbe\u7f6e\u6761\u4ef6\u65ad\u70b9\uff1a<code>b 20 if i = 5 <\/code><\/li>\n\n\n\n<li>\u67e5\u770b\u53d8\u91cf\u7c7b\u578b\uff1a<code>ptype<\/code><\/li>\n\n\n\n<li>\u67e5\u770b\u5f53\u524d\u7a0b\u5e8f\u6b63\u5b58\u6d3b\u7684\u6808\u5e27\uff1a<code>bt<\/code><\/li>\n\n\n\n<li>\u6839\u636e\u6808\u5e27\u7f16\u53f7\u5207\u6362\u6808\u5e27\uff1a<code>frame 2<\/code><\/li>\n\n\n\n<li>\u8bbe\u7f6e\u8ddf\u8e2a\u53d8\u91cf\uff1a<code>display<\/code><\/li>\n\n\n\n<li>\u6839\u636e\u8ddf\u8e2a\u53d8\u91cf\u7684\u7f16\u53f7\uff0c\u53d6\u6d88\u8bbe\u7f6e\u8ddf\u8e2a\u53d8\u91cf\uff1a<code>undisplay<\/code> <code>2<\/code><\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"> <\/h3>\n\n\n\n<p> <\/p>\n\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u524d\u63d0\uff1a\u7f16\u8bd1\u65f6\u6dfb\u52a0 -g \u9009\u9879\uff0c\u5f97\u5230\u8c03\u8bd5\u8868 gcc gdbtest.c -o a.out -g \u5e38\u7528\u6307\u4ee4\uff1a \u5176\u4ed6 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[9],"tags":[14,15,17,16],"class_list":["post-573","post","type-post","status-publish","format-standard","hentry","category-9","tag-c","tag-gdb","tag-17","tag-16"],"_links":{"self":[{"href":"https:\/\/guapicoding.com\/index.php?rest_route=\/wp\/v2\/posts\/573","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/guapicoding.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/guapicoding.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/guapicoding.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/guapicoding.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=573"}],"version-history":[{"count":2,"href":"https:\/\/guapicoding.com\/index.php?rest_route=\/wp\/v2\/posts\/573\/revisions"}],"predecessor-version":[{"id":3644,"href":"https:\/\/guapicoding.com\/index.php?rest_route=\/wp\/v2\/posts\/573\/revisions\/3644"}],"wp:attachment":[{"href":"https:\/\/guapicoding.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=573"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/guapicoding.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=573"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/guapicoding.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=573"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}