{"id":2361,"date":"2018-12-07T17:34:22","date_gmt":"2018-12-07T09:34:22","guid":{"rendered":"https:\/\/damogame.cn:15443\/wordpress\/?p=2361"},"modified":"2018-12-07T17:34:22","modified_gmt":"2018-12-07T09:34:22","slug":"build-%e4%bc%98%e5%8c%96-%e8%ae%b0%e5%bd%95%e4%b8%80%e6%ac%a1-ccache-%e7%9a%84%e5%ae%9e%e8%b7%b5","status":"publish","type":"post","link":"https:\/\/i007.cc\/wordpress\/archives\/2361","title":{"rendered":"Build \u4f18\u5316 &#8211; \u8bb0\u5f55\u4e00\u6b21 CCache \u7684\u5b9e\u8df5"},"content":{"rendered":"<div class=\"article\">\n<div class=\"author\">\n<div class=\"info\">\n<div class=\"meta\">\u5f15\u8a00<\/div>\n<\/div>\n<\/div>\n<div class=\"show-content\" data-note-content=\"\">\n<div class=\"show-content-free\">\n<p>\u672c\u6587\u65e8\u5728\u8bb0\u5f55\u4e00\u6b21\u4f7f\u7528 CCache \u5bf9 Xcode Build \u65f6\u95f4\u505a\u4f18\u5316\u7684\u8fc7\u7a0b\uff0c\u5e76\u7b80\u5355\u7684\u63cf\u8ff0\u4e00\u4e0b\u7528\u6cd5\uff0c\u603b\u7ed3\u4e00\u4e0b\u5176\u4ed6\u4f7f\u7528\u5230\u7684\u4f18\u5316\u65b9\u6848\uff0c\u8be6\u7ec6\u8bb0\u5f55\u8fc7\u7a0b\u4e2d\u6d89\u53ca\u5230\u7684\u4e00\u4e9b\u5bf9\u4e8e\u4e2a\u4eba\u6765\u8bf4\u91cd\u8981\u7684\u57fa\u7840\u77e5\u8bc6\u70b9\uff0c\u4ee5\u53ca\u5b9e\u8df5\u4e2d\u9047\u5230\u7684\u95ee\u9898\uff0c\u4ee5\u53ca\u6700\u540e\u89e3\u51b3\u95ee\u9898\u7684\u529e\u6cd5<\/p>\n<h3>\u80cc\u666f<\/h3>\n<div class=\"image-package\">\n<div class=\"image-container\">\n<div class=\"image-container-fill\"><\/div>\n<div class=\"image-view\" data-width=\"583\" data-height=\"128\"><img decoding=\"async\" class=\"\" src=\"https:\/\/upload-images.jianshu.io\/upload_images\/183487-e12e1d6d96a94d3c.png?imageMogr2\/auto-orient\/strip%7CimageView2\/2\/w\/583\/format\/webp\" data-original-src=\"\/\/upload-images.jianshu.io\/upload_images\/183487-e12e1d6d96a94d3c.png\" data-original-width=\"583\" data-original-height=\"128\" data-original-format=\"image\/png\" data-original-filesize=\"23570\" \/><\/div>\n<\/div>\n<div class=\"image-caption\">image<\/div>\n<\/div>\n<p>\u76f8\u4fe1\u4e0a\u9762\u8fd9\u5f20\u56fe\u6700\u80fd\u4ee3\u8868\u6211\u505a\u8fd9\u6b21\u4f18\u5316\u7684\u80cc\u666f\u4e86\uff0cClean \u4e4b\u540e\u7684\u4e00\u6b21 Build \u65f6\u95f4\u8fbe\u5230\u4e8610min\uff0c\u5728\u6ca1\u529e\u6cd5\u901a\u8fc7\u786c\u4ef6\u89e3\u51b3\u7684\u60c5\u51b5\u4e0b\uff0c\u53ea\u597d\u5bfb\u627e\u901a\u8fc7\u8f6f\u4ef6\u89e3\u51b3\u7684\u9014\u5f84\u4e86\uff1b\u5e76\u4e14\u8fd9\u53ea\u662f\u6211\u4eec\u5e73\u65f6\u5f00\u53d1\u8fc7\u7a0b\u9047\u5230\u7684\u80cc\u666f\uff0c\u5176\u5b9e\u8fd8\u6709\u5c31\u662f\u6253\u5305\u7684\u65f6\u95f4\u4e5f\u662f\u5de8\u957f\uff1b\u56e0\u6b64\uff0c\u518d\u8fd9\u6837\u7684\u60c5\u51b5\u4e0b\uff0c\u6211\u4eec\u4e0d\u5f97\u4e0d\u8fdb\u884c\u4e00\u4e9b\u4e9b\u4f18\u5316<\/p>\n<h3>\u57fa\u7840\u77e5\u8bc6<\/h3>\n<p>\u8fd9\u91cc\u7684\u57fa\u7840\u77e5\u8bc6\u4e3b\u8981\u662f\u4e3a\u4e86\u4e3a\u540e\u9762\u4f18\u5316\u8fc7\u7a0b\u4e2d\u7684\u6d89\u53ca\u5230\u7684\u95ee\u9898\u505a\u94fa\u57ab<\/p>\n<h4>Build \u8fc7\u7a0b<\/h4>\n<ul>\n<li>\u9884\u5904\u7406<\/li>\n<li>&#8216;#import \u7684\u5c55\u5f00\uff0c\u8fd9\u4e00\u6b65\u505a\u7684\u4e8b\u60c5\u4fbf\u662f\u544a\u8bc9\u5904\u7406\u5668\u5c06\u6211\u4eec\u5f15\u5165\u7684\u5404\u4e2a.h\u6587\u4ef6\u63d2\u5165\u5230 #import \u7684\u4f4d\u7f6e<\/li>\n<li>\u5b8f\u5b9a\u4e49\u7684\u66ff\u6362\uff0c\u8fd9\u4e2a\u597d\u7406\u89e3\uff0c\u4e0d\u7528\u89e3\u91ca<\/li>\n<\/ul>\n<p>\u5f53\u7136\uff0c\u9884\u5904\u7406\u5b8c\u4e86\u4e4b\u540e\u4f1a\u8fdb\u884c\u8bcd\u6cd5\u5206\u6790\u5565\u7684\uff0c\u8fd9\u91cc\u5c31\u4e0d\u4e00\u4e00\u63d0\u5230\uff0c\u4e0b\u9762\u4e5f\u662f\uff0c\u5c31\u8bf4\u8bf4\u4e3b\u8981\u7684\u4e00\u4e9b\u8fc7\u7a0b<\/p>\n<ul>\n<li>\u7f16\u8bd1<\/li>\n<\/ul>\n<p>\u7f16\u8bd1\u8fc7\u7a0b\u5c06\u7528\u6237\u53ef\u8bc6\u522b\u7684\u8bed\u8a00\u7ffb\u8bd1\u6210\u4e00\u7ec4\u5904\u7406\u5668\u53ef\u8bc6\u522b\u7684\u64cd\u4f5c\u7801\uff0c\u901a\u5e38\u7ffb\u8bd1\u6210\u6c47\u7f16\u8bed\u8a00<\/p>\n<ul>\n<li>\u6c47\u7f16<\/li>\n<\/ul>\n<p>\u6c47\u7f16\u5668\u5c06\u53ef\u8bfb\u7684\u6c47\u7f16\u4ee3\u7801\u8f6c\u6362\u4e3a\u673a\u5668\u4ee3\u7801\u3002\u5b83\u4f1a\u521b\u5efa\u4e00\u4e2a\u76ee\u6807\u5bf9\u8c61\u6587\u4ef6\uff0c\u4e00\u822c\u7b80\u79f0\u4e3a \u5bf9\u8c61\u6587\u4ef6\u3002\u4e5f\u5c31\u662f\u540e\u7f00\u662f .obj \u6216\u8005 .o \u76ee\u6807\u6587\u4ef6<\/p>\n<ul>\n<li>\u94fe\u63a5(\u5404\u79cd\u9700\u8981\u7684FrameWork\uff0cFoundation.framework\u7b49\u4e4b\u7c7b)<\/li>\n<\/ul>\n<p>\u5c06\u76ee\u6807\u6587\u4ef6\u548c\u5e93\u6587\u4ef6\u5173\u8054\u8d77\u6765\u751f\u6210\u53ef\u6267\u884c\u6587\u4ef6<\/p>\n<h4>@import &amp;&amp; #import &amp;&amp; PCH\u6587\u4ef6<\/h4>\n<p>import \uff0c\u5148\u8bf4 #include\uff0c#include \u505a\u7684\u4e8b\u60c5\u5176\u5b9e\u5c31\u662f\u7b80\u5355\u7684\u590d\u5236\u7c98\u8d34\uff0c\u5c06\u76ee\u6807.h\u6587\u4ef6\u4e2d\u7684\u5185\u5bb9\u4e00\u5b57\u4e0d\u843d\u5730\u62f7\u8d1d\u5230\u5f53\u524d\u6587\u4ef6\u4e2d\uff0c\u5e76\u66ff\u6362\u6389\u8fd9\u53e5 #include\uff0c\u800c #import \u505a\u7684\u4e8b\u60c5\u548c #include \u662f\u4e00\u6837\u7684\uff0c\u53ea\u4e0d\u8fc7 OC \u4e3a\u4e86\u907f\u514d\u91cd\u590d\u5f15\u7528\u53ef\u80fd\u5e26\u6765\u7684\u7f16\u8bd1\u9519\u8bef\uff0c\u6bd4\u5982B\u548cC\u90fd\u5f15\u7528\u4e86A\uff0cD\u53c8\u540c\u65f6\u5f15\u7528\u4e86B\u548cC\uff0c\u8fd9\u6837A\u4e2d\u5b9a\u4e49\u7684\u4e1c\u897f\u5c31\u5728D\u4e2d\u88ab\u5b9a\u4e49\u4e86\u4e24\u6b21\uff0c\u91cd\u590d\u4e86\uff0c\u800c\u52a0\u5165\u4e86 #import\uff0c\u4ece\u800c\u4fdd\u8bc1\u6bcf\u4e2a\u5934\u6587\u4ef6\u53ea\u4f1a\u88ab\u5f15\u7528\u4e00\u6b21\u3002<br \/>\n\u6240\u4ee5\uff0c#import \u8fd8\u662f\u62f7\u8d1d\u7c98\u8d34\uff0c\u8fd9\u6837\u5c31\u5e26\u6765\u4e00\u4e2a\u95ee\u9898\uff1a\u5f53\u5f15\u7528\u5173\u7cfb\u5f88\u590d\u6742\uff0c\u6216\u8005\u4e00\u4e2a\u5934\u6587\u4ef6\u88ab\u975e\u5e38\u591a\u7684\u5b9e\u73b0\u6587\u4ef6\u5f15\u7528\u65f6\uff0c\u7f16\u8bd1\u65f6\u5f15\u7528\u6240\u5360\u7684\u4ee3\u7801\u91cf\u5c31\u4f1a\u5927\u5e45\u4e0a\u5347\uff08\u56e0\u4e3a\u88ab\u5f15\u7528\u7684\u5934\u6587\u4ef6\u5728\u5404\u4e2a\u5730\u65b9\u90fd\u88abcopy\u4e86\u4e00\u904d\uff09<\/p>\n<p>\u4e8e\u662f\u5c31\u51fa\u6765 PCH (\u9884\u7f16\u8bd1\u5934\u6587\u4ef6)\uff0c\u5c06\u516c\u7528\u7684\u5934\u6587\u4ef6\u653e\u5165\u9884\u7f16\u8bd1\u5934\u6587\u4ef6\u4e2d\u9884\u5148\u8fdb\u884c\u7f16\u8bd1\uff0c\u7136\u540e\u5728\u771f\u6b63\u7f16\u8bd1\u5de5\u7a0b\u65f6\u518d\u5c06\u9884\u5148\u7f16\u8bd1\u597d\u7684\u4ea7\u7269\u52a0\u5165\u5230\u6240\u6709\u5f85\u7f16\u8bd1\u7684 Source \u4e2d\u53bb\uff0c\u6765\u52a0\u5feb\u7f16\u8bd1\u901f\u5ea6\u3002iOS \u5f00\u53d1\u4e2d Supporting Files \u7ec4\u5185\u7684 .pch \u6587\u4ef6\u5c31\u662f\u4e00\u4e2a\u9884\u7f16\u8bd1\u5934\u6587\u4ef6<\/p>\n<p>@import Apple\u5728 LLVM5.0 \u5f15\u5165\u4e86\u4e00\u4e2a\u65b0\u7684\u7f16\u8bd1\u7b26\u53f7 @import\uff0c\u4f7f\u7528@\u7b26\u53f7\u5c06\u544a\u8bc9\u7f16\u8bd1\u5668\u53bb\u4f7f\u7528 Modules \u7684\u5f15\u7528\u5f62\u5f0f\uff0c\u4ece\u800c\u83b7\u53d6\u597d\u5904\uff0c\u6bd4\u5982\u60f3\u5f15\u7528 Mapbox\uff0c\u53ef\u4ee5\u5199\u6210<\/p>\n<pre class=\"hljs css\"><code class=\"css\">@<span class=\"hljs-keyword\">import<\/span> Mapbox;\r\n<\/code><\/pre>\n<p>\u5728\u4f7f\u7528\u4e0a\uff0c\u8fd9\u5c06\u7b49\u4ef7\u4e8e\u4ee5\u524d\u7684<code>#import&lt;Mapbox\/Mapbox.h&gt;<\/code>\uff0c\u4f46\u662f\u5c06\u4f7f\u7528Modules\u7684\u7279\u6027\u3002<br \/>\n\u4ec0\u4e48\u662f Moudles? Modules \u76f8\u5f53\u4e8e\u5c06\u6846\u67b6\u8fdb\u884c\u4e86\u5c01\u88c5\uff0c\u7136\u540e\u52a0\u5165\u5728\u5b9e\u9645\u7f16\u8bd1\u4e4b\u65f6\u52a0\u5165\u4e86\u4e00\u4e2a\u7528\u6765\u5b58\u653e\u5df2\u7f16\u8bd1\u6dfb\u52a0\u8fc7\u7684 Modules \u5217\u8868\u3002\u5982\u679c\u5728\u7f16\u8bd1\u7684\u6587\u4ef6\u4e2d\u5f15\u7528\u5230\u67d0\u4e2a Modules \u7684\u8bdd\uff0c\u5c06\u9996\u5148\u5728\u8fd9\u4e2a\u5217\u8868\u5185\u67e5\u627e\uff0c\u627e\u5230\u7684\u8bdd\u8bf4\u660e\u5df2\u7ecf\u88ab\u52a0\u8f7d\u8fc7\u5219\u76f4\u63a5\u4f7f\u7528\u5df2\u6709\u7684\uff0c\u5982\u679c\u6ca1\u6709\u627e\u5230\uff0c\u5219\u628a\u5f15\u7528\u7684\u5934\u6587\u4ef6\u7f16\u8bd1\u540e\u52a0\u5165\u5230\u8fd9\u4e2a\u8868\u4e2d\u3002\u8fd9\u6837\u88ab\u5f15\u7528\u5230\u7684 Modules \u53ea\u4f1a\u88ab\u7f16\u8bd1\u4e00\u6b21<\/p>\n<h4>\u52a8\u6001\u5e93\u4e0e\u9759\u6001\u5e93<\/h4>\n<p>\u8fd9\u4e24\u4e2a\u4e1c\u897f\u90fd\u662f\u7f16\u8bd1\u597d\u7684\u4e8c\u8fdb\u5236\u6587\u4ef6\u3002\u90fd\u662f<strong>\u4e0d\u7528\u518d\u7f16\u8bd1<\/strong>\u4e86\u7684\uff0c\u7528\u6cd5\u4e0d\u540c\u800c\u5df2\u3002\u66f4\u591a\u5173\u4e8e\u533a\u522b\uff0c\u53ef\u4ee5\u770b<a href=\"https:\/\/www.jianshu.com\/p\/48aff237e8ff\" target=\"_blank\" rel=\"noopener\">\u8fd9\u91cc<\/a><\/p>\n<h3>\u5206\u6790\u95ee\u9898<\/h3>\n<p>\u597d\u4e86\uff0c\u94fa\u57ab\u4e86\u4e00\u6ce2\u7b80\u5355\u7684\u57fa\u7840\u77e5\u8bc6\uff0c\u53ef\u4ee5\u5f00\u59cb\u5206\u6790\u95ee\u9898\u4e86\uff1a<br \/>\nBuild \u65f6\u95f4\u592a\u957f\uff0c\u5148\u6765\u770b\u4e00\u4e0b Build \u7684 log ,\u770b\u4e00\u4e0b\u5230\u5e95\u54ea\u4e9b\u4e1c\u897f\u803d\u8bef\u4e86\u65f6\u95f4<\/p>\n<div class=\"image-package\">\n<div class=\"image-container\">\n<div class=\"image-container-fill\"><\/div>\n<div class=\"image-view\" data-width=\"1177\" data-height=\"328\"><img decoding=\"async\" class=\"\" src=\"https:\/\/upload-images.jianshu.io\/upload_images\/183487-54e08f459d4aa07a.png?imageMogr2\/auto-orient\/strip%7CimageView2\/2\/w\/1000\/format\/webp\" data-original-src=\"\/\/upload-images.jianshu.io\/upload_images\/183487-54e08f459d4aa07a.png\" data-original-width=\"1177\" data-original-height=\"328\" data-original-format=\"image\/jpeg\" data-original-filesize=\"129838\" \/><\/div>\n<\/div>\n<div class=\"image-caption\">image<\/div>\n<\/div>\n<p>\u8db3\u8db3\u7b49\u4e8610\u591a\u5206\u949f\uff0c\u4e00\u76f4\u770b\u7740\u5c4f\u5e55\uff0c\u53d1\u73b0\u5e76\u4e0d\u662f\u54ea\u4e2a\u5e93\u6216\u8005\u54ea\u4e2a\u5177\u4f53\u7684\u64cd\u4f5c\u8017\u65f6\u5f88\u957f\uff0c\u7ed3\u8bba\u5c31\u662f\u6587\u4ef66000\u591a\u4e2a\uff0c\u6587\u4ef6\u591a\u5bfc\u81f4\u7684\u7f16\u8bd1\u65f6\u95f4\u957f\uff01<\/p>\n<h3>\u89e3\u51b3\u95ee\u9898<\/h3>\n<p>\u597d\u4e86\uff0c\u521d\u6b65\u5224\u65ad\u5c31\u662f\u6587\u4ef6\u592a\u591a\u4e86\uff0c\u5f00\u59cb\u52a8\u624b\uff1a<br \/>\n\u8fd8\u8bb0\u5f97\u4e4b\u524d\u5728\u7f51\u4e0a\u770b\u5230\u5404\u79cd\u5927\u4f6c\u901a\u8fc7\u8bbe\u7f6e\u4e00\u4e9b Build Settings\uff0c\u8d76\u7d27\u7ffb\u51fa\u6765\u770b\u770b\uff1a<\/p>\n<ul>\n<li>1.Optimization Level<\/li>\n<\/ul>\n<div class=\"image-package\"><img decoding=\"async\" src=\"http:\/\/oltqq2ipt.bkt.clouddn.com\/OptimizeLevel.png\" data-original-src=\"http:\/\/oltqq2ipt.bkt.clouddn.com\/OptimizeLevel.png\" \/><\/div>\n<p>\u8fd9\u4e2a\u662f Xcode Build Setting \u91cc\u7684\u4e00\u4e2a\u53c2\u6570\uff0cOptimization Level \u662f\u6307\u7f16\u8bd1\u5668\u7684\u4f18\u5316\u5c42\u5ea6 \u5b83\u4e00\u5171\u6709\u4ee5\u4e0b\u51e0\u4e2a\u9009\u9879:<\/p>\n<p><strong>None<\/strong>: \u7f16\u8bd1\u5668\u4e0d\u8fdb\u884c\u4efb\u4f55\u4ee3\u7801\u4f18\u5316<br \/>\n<strong>Fast<\/strong>: \u7f16\u8bd1\u5668\u8fdb\u884c\u5c0f\u5e45\u5ea6\u4ee3\u7801\u4f18\u5316\uff0c\u540c\u65f6\u6d88\u8017\u66f4\u591a\u7684\u5185\u5b58<br \/>\n<strong>Faster<\/strong>: \u4f1a\u8fdb\u884c\u6240\u6709\u53ef\u7528\u7684\u4f18\u5316\u9009\u9879\u800c\u4e0d\u7528\u82b1\u8d39\u989d\u5916\u7684\u65f6\u95f4\u548c\u5185\u5b58\u3002\u8be5\u9009\u9879\u4e0d\u4f1a\u6267\u884c\u5faa\u73af\u5c55\u5f00\u6216\u8005\u5185\u5d4c\u51fd\u6570\u3002\u8be5\u9009\u9879\u4f1a\u5728\u63d0\u5347\u4ee3\u7801\u6027\u80fd\u7684\u540c\u65f6\u589e\u52a0\u7f16\u8bd1\u65f6\u95f4<br \/>\n<strong>Fastest<\/strong>: \u8be5\u9009\u9879\u4f1a\u4f5c\u51fa\u5c3d\u53ef\u80fd\u591a\u7684\u5c1d\u8bd5\u6765\u63d0\u9ad8\u7f16\u8bd1\u6027\u80fd\u3002\u4f46\u540c\u65f6\u4f1a\u548c\u5185\u5d4c\u51fd\u6570\u673a\u5236\u5b58\u5728\u51b2\u7a81\u3002\u4e00\u822c\u4e0d\u5efa\u8bae\u4f7f\u7528\u8be5\u9009\u9879\u3002<br \/>\n<strong>Fastest, Smallest<\/strong>: \u7f16\u8bd1\u5668\u4f1a\u8fdb\u884c\u6240\u6709\u53ef\u7528\u7684\u4f18\u5316\u800c\u4e0d\u663e\u8457\u7684\u589e\u52a0\u8fd0\u884c\u7a7a\u95f4\u3002\u8be5\u9009\u9879\u662f\u6253\u5305\u4ee3\u7801\u7684\u6700\u4f18\u9009\u9879<br \/>\n<strong>Fastest, Aggressive Optimizations<\/strong>\uff1a\u5bfb\u6c42\u5927\u5bb6\u5e2e\u52a9\uff1f\uff1f\uff1f\uff1f\u5404\u79cd\u627e\u90fd\u6ca1\u627e\u5230<\/p>\n<div class=\"image-package\"><img decoding=\"async\" src=\"http:\/\/oltqq2ipt.bkt.clouddn.com\/optimizeLeveOffical.png\" data-original-src=\"http:\/\/oltqq2ipt.bkt.clouddn.com\/optimizeLeveOffical.png\" \/><\/div>\n<p>\u6240\u4ee5\u8bf4\u6211\u4eec\u5e73\u65f6\u5f00\u53d1\u7684\u65f6\u5019\u53ef\u4ee5\u9009\u62e9\u4f7f\u7528 None \u6765\u4e0d\u7ed9\u4ee3\u7801\u6267\u884c\u4f18\u5316\uff0c\u8fd9\u6837\u65e2\u53ef\u4ee5\u51cf\u5c11\u7f16\u8bd1\u65f6\u95f4\uff0c\u800c\u4f60\u7684release \u7248\u5e94\u8be5\u9009\u62e9 Fastest, Smalllest\uff0c\u8fd9\u6837\u65e2\u80fd\u6267\u884c\u6240\u6709\u7684\u4f18\u5316\u800c\u4e0d\u589e\u52a0\u4ee3\u7801\u957f\u5ea6\uff0c\u53c8\u80fd\u4f7f\u6267\u884c\u6587\u4ef6\u5360\u7528\u66f4\u5c11\u7684\u5185\u5b58\u3002<\/p>\n<ul>\n<li>2.Debug Information Format\n<div class=\"image-package\"><img decoding=\"async\" src=\"http:\/\/oltqq2ipt.bkt.clouddn.com\/debugInfomation.png\" data-original-src=\"http:\/\/oltqq2ipt.bkt.clouddn.com\/debugInfomation.png\" \/><\/div>\n<\/li>\n<\/ul>\n<p>\u8fd9\u4e00\u9879\u8bbe\u7f6e\u7684\u662f\u662f\u5426\u5c06\u8c03\u8bd5\u4fe1\u606f\u52a0\u5165\u5230\u53ef\u6267\u884c\u6587\u4ef6\u4e2d\uff0c\u6539\u4e3a DWARF \u540e\uff0c\u5982\u679c\u7a0b\u5e8f\u5d29\u6e83\uff0c\u5c06\u65e0\u6cd5\u8f93\u51fa\u5d29\u6e83\u4f4d\u7f6e\u5bf9\u5e94\u7684\u51fd\u6570\u5806\u6808\uff0c\u4f46\u7531\u4e8e Debug \u6a21\u5f0f\u4e0b\u53ef\u4ee5\u5728 Xcode \u4e2d\u67e5\u770b\u8c03\u8bd5\u4fe1\u606f\uff0c\u6240\u4ee5\u6539\u4e3a DWARF \u5f71\u54cd\u5e76\u4e0d\u5927\u3002\u8fd9\u4e00\u9879\u66f4\u6539\u5b8c\u4e4b\u540e\uff0c\u53ef\u4ee5\u5927\u5e45\u63d0\u5347\u7f16\u8bd1\u901f\u5ea6\u3002<br \/>\n\u5176\u5b9e Debug Information Format \u5c31\u662f\u8868\u793a\u662f\u5426\u751f\u6210.dSYM\u6587\u4ef6\uff0c\u4e5f\u5c31\u662f\u7b26\u53f7\u8868\u3002\u5982\u679c\u4e3a DWARF \u5c31\u8868\u793a\u4e0d\u751f\u6210.dSYM\u6587\u4ef6\u3002<br \/>\n\u5982\u679c\u5728\u4f7f\u7528 instrument \u7684\u65f6\u5019\u8bb0\u5f97\u628a\u8fd9\u4e2a\u6253\u5f00\uff0c\u4e0d\u7136\u4f60\u770b\u5230\u7684\u5c31\u4e0d\u662f\u4e00\u4e2a\u4e2a\u7684\u4f60\u770b\u5f97\u61c2\u7684\u51fd\u6570\u8c03\u7528\u6808\uff0c\u5c31\u50cf\u6ca1\u6709\u8fdb\u884c\u7b26\u53f7\u5316\u7684\u5d29\u6e83\u65e5\u5fd7<\/p>\n<ul>\n<li>3.\u5c06Build Active Architecture Only \u6539\u4e3aYes<\/li>\n<\/ul>\n<div class=\"image-package\">\n<div class=\"image-container\">\n<div class=\"image-container-fill\"><\/div>\n<div class=\"image-view\" data-width=\"725\" data-height=\"153\"><img decoding=\"async\" class=\"\" src=\"https:\/\/upload-images.jianshu.io\/upload_images\/183487-24bc68590755b6f6.png?imageMogr2\/auto-orient\/strip%7CimageView2\/2\/w\/725\/format\/webp\" data-original-src=\"\/\/upload-images.jianshu.io\/upload_images\/183487-24bc68590755b6f6.png\" data-original-width=\"725\" data-original-height=\"153\" data-original-format=\"image\/png\" data-original-filesize=\"21310\" \/><\/div>\n<\/div>\n<div class=\"image-caption\">image<\/div>\n<\/div>\n<p>\u8fd9\u4e00\u9879\u8bbe\u7f6e\u7684\u662f\u662f\u5426\u4ec5\u7f16\u8bd1\u5f53\u524d\u67b6\u6784\u7684\u7248\u672c\uff0c\u5982\u679c\u4e3a No\uff0c\u4f1a\u7f16\u8bd1\u6240\u6709\u67b6\u6784\u7684\u7248\u672c\u3002\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u6b64\u9009\u9879\u5728Release \u6a21\u5f0f\u4e0b\u5fc5\u987b\u4e3aNo\uff0c\u5426\u5219\u53d1\u5e03\u7684 ipa \u5728\u90e8\u5206\u8bbe\u5907\u4e0a\u5c06\u4e0d\u80fd\u8fd0\u884c<\/p>\n<p>=========\u60b2\u4f24\u7684\u4e8b\u60c5\u5c31\u662f\uff0c\u4e0a\u8ff0\u7684\u8bbe\u7f6e\uff0c\u5728\u4f18\u5316\u4e4b\u524d\u65e9\u5c31\u8bbe\u7f6e\u597d\u4e86\uff0c\u6240\u4ee5\uff0c\u7ee7\u7eed\u63a5\u7740\u4f18\u5316=========<\/p>\n<p>\u53cd\u8fc7\u6765\u601d\u8003\u4e00\u4e0b\uff1a\u54b1\u4eec\u4e3b\u8981\u7684\u95ee\u9898\u662f\u7f16\u8bd1\u7684\u6587\u4ef6\u592a\u591a\uff0c\u4e8e\u662f\u76ee\u7684\u5c31\u662f\u51cf\u5c11\u6587\u4ef6\u7684\u7f16\u8bd1\u4e0d\u5c31\u597d\u4e86\uff1a<\/p>\n<ul>\n<li>4.\u5bf9\u90e8\u5206\u4e00\u4e9b\u5e38\u7528\u7684\u5de5\u5177\u6253\u5305\u6210\u9759\u6001\u5e93\uff0c\u8fd9\u6837\u8fd9\u90e8\u5206\u4ee3\u7801\u5c31\u4e0d\u7528\u518d\u7f16\u8bd1\u4e86<\/li>\n<\/ul>\n<p>\u53ef\u80fd\u662f\u4e2a\u4eba\u80fd\u529b\u539f\u56e0\uff0c\u5927\u81f4\u770b\u4e86\u4e00\u4e0b\uff0c\u96f6\u96f6\u6563\u6563\u7684\u80fd\u6253\u5305\u7684\u90fd\u6253\u5305\u4e86\uff0c\u4eff\u4f5b\u8fd9\u4e00\u6b65\u4e5f\u4e0d\u5927\u884c\u5f97\u901a\u3002<\/p>\n<ul>\n<li>5.\u65e2\u7136\u539f\u56e0\u662f\u6587\u4ef6\u592a\u591a\uff0c\u90a3\u5c31\u7b80\u5355\u70b9\uff0c\u76f4\u63a5\u6e05\u7406\u4e0d\u8981\u7684\u7c7b\u5457<br \/>\n\u5de5\u5177\u6bd4\u8f83\u591a\uff0c\u65b9\u6cd5\u4e5f\u591a\uff0c\u53ef\u4ee5\u501f\u9274<a href=\"https:\/\/link.jianshu.com\/?t=https:\/\/ming1016.github.io\/2017\/06\/12\/gmtc-ios-slimming-practice\/\" target=\"_blank\" rel=\"nofollow noopener\">\u5fae\u4fe1\u7684\u7626\u8eab\u5b9e\u8df5<\/a>\u7684\u91cc\u9762\u63d0\u5230\u7684\u6e05\u7406\u65e0\u7528\u7c7b\uff0c\u4f7f\u7528otool\u548clink map\u6211\u5927\u81f4\u5b9e\u8df5\u4e86\u4e00\u4e0b\uff0c\u5b9e\u5728\u590d\u6742\u3002\u7d22\u6027\uff0c\u7acb\u9a6c\u4f7f\u7528 AppCode \u7684 Inspect \u529f\u80fd\u5bf9\u5de5\u7a0b\u5206\u6790\u4e00\u6ce2\uff0c\u7ed3\u679c\u611f\u4eba\uff1a<\/p>\n<div class=\"image-package\"><img decoding=\"async\" src=\"http:\/\/oltqq2ipt.bkt.clouddn.com\/Unused%20Class.png\" data-original-src=\"http:\/\/oltqq2ipt.bkt.clouddn.com\/Unused%20Class.png\" \/><\/div>\n<p>\u65e0\u7528\u7c7b\u6ca1\u6709\uff01\u6ca1\u6709\uff01\u4f46\u662f\u65e0\u7528\u7684#import\u5012\u662f\u4e00\u5927\u5806\uff0c\u90a3\u4e48\u95ee\u9898\u5c31\u6765\u4e86\uff0c\u7a0d\u5fae\u52a8\u4e00\u4e0b\u5934\u6587\u4ef6\u7684\u5f15\u5165\uff0c\u6709\u53ef\u80fd\u5bfc\u81f4\u5927\u9762\u79ef\u7684\u91cd\u65b0\u7f16\u8bd1\uff0c\u53ef\u4ee5\u4f18\u5316\uff01\uff01\uff01<\/li>\n<li>6.\u6e05\u7406\u65e0\u7528\u56fe\u7247\u8d44\u6e90<br \/>\n\u901a\u8fc7\u67e5\u770b build \u7684log\uff0c\u4f1a\u53d1\u73b0\u5176\u5b9e\u8fd8\u6709\u4e00\u90e8\u5206\u65f6\u95f4\u5728\u62f7\u8d1d\u56fe\u7247\u8d44\u6e90\u4ee5\u53ca\u4e00\u4e9b\u522b\u7684\u6587\u4ef6\uff0c\u4e8e\u662f\uff0c\u6e05\u7406\u65e0\u7528\u7684\u8d44\u6e90\uff0c\u662f\u4e0d\u662f\u53c8\u53ef\u4ee5\u7626\u8eab\uff0c\u53c8\u53ef\u4ee5\u51cf\u5c11build\u65f6\u95f4,\u8fd9\u91cc\u4f7f\u7528\u7684\u662f<a href=\"https:\/\/link.jianshu.com\/?t=https:\/\/github.com\/tinymind\/LSUnusedResources\" target=\"_blank\" rel=\"nofollow noopener\">LSUnusedResources<\/a><\/p>\n<div class=\"image-package\"><img decoding=\"async\" src=\"http:\/\/oltqq2ipt.bkt.clouddn.com\/resource.png\" data-original-src=\"http:\/\/oltqq2ipt.bkt.clouddn.com\/resource.png\" \/><\/div>\n<\/li>\n<\/ul>\n<p>\u8fd9\u91cc\u5f97\u5230\u7684\u7ed3\u679c\u5c31\u662f\uff0c\u5728\u9ed8\u8ba4\u7684\u7b5b\u9009\u6761\u4ef6\u4e0b\uff0c\u627e\u5230\u4e8610M<\/p>\n<div class=\"image-package\">\n<div class=\"image-container\">\n<div class=\"image-container-fill\"><\/div>\n<div class=\"image-view\" data-width=\"862\" data-height=\"279\"><img decoding=\"async\" class=\"\" src=\"https:\/\/upload-images.jianshu.io\/upload_images\/183487-374309dc157d3663.png?imageMogr2\/auto-orient\/strip%7CimageView2\/2\/w\/862\/format\/webp\" data-original-src=\"\/\/upload-images.jianshu.io\/upload_images\/183487-374309dc157d3663.png\" data-original-width=\"862\" data-original-height=\"279\" data-original-format=\"image\/png\" data-original-filesize=\"105209\" \/><\/div>\n<\/div>\n<div class=\"image-caption\">image<\/div>\n<\/div>\n<p>\u4e0a\u8ff0\u51cf\u5c11\u8d44\u6e90\u4f18\u5316\u57fa\u672c\u90fd\u662f\u4f53\u529b\u6d3b\uff0c\u53ef\u80fd\u9700\u8981\u6301\u7eed\u7684\u5b9e\u8df5\uff0c\u4e3a\u4e86\u770b\u5230\u5feb\u901f\u7684\u6548\u679c\uff0c\u4e8e\u662f\uff0c\u51c6\u5907\u5b9e\u8df5\u4e00\u4e0b\u4e4b\u524d\u770b\u5230\u7684\u00a0<strong>CCache<\/strong><\/p>\n<ul>\n<li>7.CCache \u7f16\u8bd1\u7f13\u5b58\uff08\u7ec8\u4e8e\u53ef\u4ee5\u6263\u4f4f\u6587\u7ae0\u4e3b\u9898\u4e86???\uff09<\/li>\n<\/ul>\n<h5>\u4ec0\u4e48\u662fCCache:<\/h5>\n<p>CCache \u662f\u4e00\u4e2a\u80fd\u591f\u628a\u7f16\u8bd1\u7684\u4e2d\u95f4\u4ea7\u7269\u7f13\u5b58\u8d77\u6765\u7684\u5de5\u5177\uff0c\u5b83\u4f1a\u5728\u5b9e\u9645\u7f16\u8bd1\u4e4b\u524d\u5148\u68c0\u67e5\u7f13\u5b58\u3002<br \/>\n\u6839\u636ebestswifter\u7684<a href=\"https:\/\/link.jianshu.com\/?t=https:\/\/bestswifter.com\/improve_compile_speed\/\" target=\"_blank\" rel=\"nofollow noopener\">\u8fd9\u7bc7\u6587\u7ae0<\/a>\u5176\u5b9e\u6709\u63d0\u5230\uff0c\u5728\u6211\u4eec\u5e73\u65f6\u7684\u5f00\u53d1\u73af\u5883\u4e2d\uff0cXcode\u5176\u5b9e\u81ea\u5df1\u4f1a\u505a\u589e\u91cf\u7f16\u8bd1\uff0c\u4e5f\u5c31\u662f\u8bf4\u9ed8\u8ba4\u4f1a\u4f7f\u7528\u4e0a\u6b21\u7f16\u8bd1\u7559\u4e0b\u7684\u7f13\u5b58\uff0c\u4f46\u662f\u5728\u8fdb\u884c\u6301\u7eed\u96c6\u6210\u7684\u65f6\u5019\uff0c\u7f13\u5b58\u4e0d\u88ab\u63a8\u8350\u4f7f\u7528\uff0c\u4f46\u8fd9\u662f\u56e0\u4e3a\u82f9\u679c\u7684\u7f13\u5b58\u4e0d\u7a33\u5b9a\uff0c\u67d0\u4e9b\u60c5\u51b5\u4e0b\u4f9d\u7136\u6709bug\u7684\u539f\u56e0\u3002\u56e0\u6b64\u6211\u4eec\u53ea\u80fd\u624b\u52a8\u5220\u9664 Derived Data \u6587\u4ef6\u5939\uff0c\u8fd8\u662f\u8c03\u7528 xcodebuild clean \u547d\u4ee4\uff0c\u90fd\u4f1a\u628a\u7f13\u5b58\u6e05\u7a7a\u3002\u6216\u8005\u76f4\u63a5\u4f7f\u7528 xcodebuild archive\uff0c\u4f1a\u81ea\u52a8\u5ffd\u7565\u7f13\u5b58\u3002\u6bcf\u6b21\u90fd\u8981\u5168\u90e8\u91cd\u7f16\u8bd1\uff0c\u56e0\u6b64\u65f6\u95f4\u5f53\u7136\u6162\u4e86\u54e6\u3002<br \/>\n\u90a3\u4e48\uff0c\u8981\u662f\u6211\u4eec\u6709\u4e00\u4e2a\u628a\u7f16\u8bd1\u7f13\u5b58\u505a\u7684\u5f88\u597d\u7684\u4e1c\u897f\uff0c\u662f\u4e0d\u662f\u5c31\u53ef\u4ee5\u597d\u5f88\u591a\u4e86~~<br \/>\n\u63a5\u5165 CCache \u7684\u6559\u7a0b\u53c2\u89c1\u00a0<a href=\"https:\/\/link.jianshu.com\/?t=https:\/\/juejin.im\/post\/59539377f265da6c415f064d\" target=\"_blank\" rel=\"nofollow noopener\">\u8d1d\u804a\u79d1\u6280CCache<\/a>\uff0c\u4e3a\u65b9\u4fbf\u9605\u8bfb\uff0c\u8fd9\u91cc\u505a\u642c\u8fd0\u5de5\u4f5c\uff1a<\/p>\n<h5>\u5b89\u88c5CCache<\/h5>\n<p>\u901a\u8fc7 Homebrew \u5b89\u88c5 CCache\uff0c \u5728\u547d\u4ee4\u884c\u4e2d\u6267\u884c<\/p>\n<pre class=\"hljs ruby\"><code class=\"ruby\">$ brew install ccache\r\n<\/code><\/pre>\n<p>\u547d\u4ee4\u6267\u884c\u65e0\u5f02\u5e38\u4fbf\u662f\u5b89\u88c5\u6210\u529f<\/p>\n<h5>\u521b\u5efa CCache \u7f16\u8bd1\u811a\u672c<\/h5>\n<p>\u4e3a\u4e86\u80fd\u8ba9 CCache \u4ecb\u5165\u5230\u6574\u4e2a\u7f16\u8bd1\u7684\u8fc7\u7a0b\uff0c\u6211\u4eec\u8981\u628a CCache \u4f5c\u4e3a\u9879\u76ee\u7684 C \u7f16\u8bd1\u5668\uff0c\u5f53 CCache \u627e\u4e0d\u5230\u7f16\u8bd1\u7f13\u5b58\u65f6\uff0c\u5b83\u4f1a\u518d\u628a\u7f16\u8bd1\u6307\u4ee4\u4f20\u9012\u7ed9\u771f\u6b63\u7684\u7f16\u8bd1\u5668 clang\u3002<br \/>\n\u65b0\u5efa\u4e00\u4e2a\u6587\u4ef6\u547d\u540d\u4e3a ccache-clang<\/p>\n<pre class=\"hljs ruby\"><code class=\"ruby\">  $ touch ccache-clang\r\n<\/code><\/pre>\n<p>\u7136\u540e\u5185\u5bb9\u4e3a\u4e0b\u9762\u8fd9\u6bb5\u811a\u672c\uff0c\u653e\u5230\u4f60\u7684\u9879\u76ee\u91cc<\/p>\n<pre class=\"hljs bash\"><code class=\"bash\"><span class=\"hljs-meta\">#!\/bin\/sh<\/span>\r\n<span class=\"hljs-keyword\">if<\/span> <span class=\"hljs-built_in\">type<\/span> -p ccache &gt;\/dev\/null 2&gt;&amp;1; <span class=\"hljs-keyword\">then<\/span>\r\n  <span class=\"hljs-built_in\">export<\/span> CCACHE_MAXSIZE=10G\r\n  <span class=\"hljs-built_in\">export<\/span> CCACHE_CPP2=<span class=\"hljs-literal\">true<\/span>\r\n  <span class=\"hljs-built_in\">export<\/span> CCACHE_HARDLINK=<span class=\"hljs-literal\">true<\/span>\r\n  <span class=\"hljs-built_in\">export<\/span> CCACHE_SLOPPINESS=file_macro,time_macros,include_file_mtime,include_file_ctime,file_stat_matches\r\n\r\n  <span class=\"hljs-comment\"># \u6307\u5b9a\u65e5\u5fd7\u6587\u4ef6\u8def\u5f84\u5230\u684c\u9762\uff0c\u7b49\u4e0b\u6392\u67e5\u96c6\u6210\u95ee\u9898\u6709\u7528\uff0c\u96c6\u6210\u6210\u529f\u540e\u5220\u9664\uff0c\u5426\u5219\u5f88\u5360\u78c1\u76d8\u7a7a\u95f4<\/span>\r\n  <span class=\"hljs-built_in\">export<\/span> CCACHE_LOGFILE=<span class=\"hljs-string\">'~\/Desktop\/CCache.log'<\/span>\r\n  <span class=\"hljs-built_in\">exec<\/span> ccache \/usr\/bin\/clang <span class=\"hljs-string\">\"<span class=\"hljs-variable\">$@<\/span>\"<\/span>\r\n<span class=\"hljs-keyword\">else<\/span>\r\n  <span class=\"hljs-built_in\">exec<\/span> clang <span class=\"hljs-string\">\"<span class=\"hljs-variable\">$@<\/span>\"<\/span>\r\n<span class=\"hljs-keyword\">fi<\/span>\r\n<\/code><\/pre>\n<p>\u5728\u547d\u4ee4\u884c\u4e2d\uff0ccd \u5230 ccache-clang \u6587\u4ef6\u7684\u76ee\u5f55\uff0c\u628a\u5b83\u7684\u6743\u9650\u6539\u6210\u53ef\u6267\u884c\u6587\u4ef6<\/p>\n<pre class=\"hljs ruby\"><code class=\"ruby\">  $ chmod <span class=\"hljs-number\">777<\/span> ccache-clang\r\n<\/code><\/pre>\n<p>\u5982\u679c\u4f60\u7684\u4ee3\u7801\u6216\u8005\u662f\u7b2c\u4e09\u65b9\u5e93\u7684\u4ee3\u7801\u7528\u5230\u4e86C++\uff0c\u5219\u628a ccache-clang\u8fd9\u4e2a\u6587\u4ef6\u590d\u5236\u4e00\u4efd\uff0c\u91cd\u547d\u540d\u6210 ccache-clang++\u3002\u76f8\u5e94\u7684\u5bf9clang\u7684\u8c03\u7528\u4e5f\u8981\u6539\u6210clang++\uff0c\u5426\u5219 CCache \u4e0d\u4f1a\u5e94\u7528\u5728 C++ \u7684\u4ee3\u7801\u4e0a\u3002<\/p>\n<pre class=\"hljs bash\"><code class=\"bash\"><span class=\"hljs-meta\">#!\/bin\/sh<\/span>\r\n<span class=\"hljs-keyword\">if<\/span> <span class=\"hljs-built_in\">type<\/span> -p ccache &gt;\/dev\/null 2&gt;&amp;1; <span class=\"hljs-keyword\">then<\/span>\r\n  <span class=\"hljs-built_in\">export<\/span> CCACHE_MAXSIZE=10G\r\n  <span class=\"hljs-built_in\">export<\/span> CCACHE_CPP2=<span class=\"hljs-literal\">true<\/span>\r\n  <span class=\"hljs-built_in\">export<\/span> CCACHE_HARDLINK=<span class=\"hljs-literal\">true<\/span>\r\n  <span class=\"hljs-built_in\">export<\/span> CCACHE_SLOPPINESS=file_macro,time_macros,include_file_mtime,include_file_ctime,file_stat_matches\r\n\r\n  <span class=\"hljs-comment\"># \u6307\u5b9a\u65e5\u5fd7\u6587\u4ef6\u8def\u5f84\u5230\u684c\u9762\uff0c\u7b49\u4e0b\u6392\u67e5\u96c6\u6210\u95ee\u9898\u6709\u7528\uff0c\u96c6\u6210\u6210\u529f\u540e\u5220\u9664\uff0c\u5426\u5219\u5f88\u5360\u78c1\u76d8\u7a7a\u95f4<\/span>\r\n  <span class=\"hljs-built_in\">export<\/span> CCACHE_LOGFILE=<span class=\"hljs-string\">'~\/Desktop\/CCache.log'<\/span>\r\n  <span class=\"hljs-built_in\">exec<\/span> ccache \/usr\/bin\/clang++ <span class=\"hljs-string\">\"<span class=\"hljs-variable\">$@<\/span>\"<\/span>\r\n<span class=\"hljs-keyword\">else<\/span>\r\n  <span class=\"hljs-built_in\">exec<\/span> clang++ <span class=\"hljs-string\">\"<span class=\"hljs-variable\">$@<\/span>\"<\/span>\r\n<span class=\"hljs-keyword\">fi<\/span>\r\n<\/code><\/pre>\n<p>\u6210\u529f\u4e4b\u540e\u9879\u76ee\u6839\u76ee\u5f55\u4e0b\u9762\u5e94\u8be5\u6709\u8fd9\u4e24\u4e2a\u6587\u4ef6<\/p>\n<div class=\"image-package\"><img decoding=\"async\" src=\"http:\/\/oltqq2ipt.bkt.clouddn.com\/clang.png\" data-original-src=\"http:\/\/oltqq2ipt.bkt.clouddn.com\/clang.png\" \/><\/div>\n<h5>Xcode \u9879\u76ee\u7684\u8c03\u6574<\/h5>\n<ul>\n<li>\u5b9a\u4e49CC\u5e38\u91cf<\/li>\n<\/ul>\n<p>\u5728\u4f60\u9879\u76ee\u7684\u6784\u5efa\u8bbe\u7f6e (Build Settings)\u4e2d\uff0c\u6dfb\u52a0\u4e00\u4e2a\u5e38\u91cf CC\uff0c\u8fd9\u4e2a\u503c\u4f1a\u8ba9 Xcode \u5728\u7f16\u8bd1\u65f6\u628a\u6267\u884c\u8def\u5f84\u7684\u53ef\u6267\u884c\u6587\u4ef6\u5f53\u505a C \u7f16\u8bd1\u5668\u3002<\/p>\n<div class=\"image-package\"><img decoding=\"async\" src=\"http:\/\/oltqq2ipt.bkt.clouddn.com\/UserDefined.png\" data-original-src=\"http:\/\/oltqq2ipt.bkt.clouddn.com\/UserDefined.png\" \/><\/div>\n<p>CC \u5e38\u91cf\u7684\u503c\u4e3a\u00a0<code>$(SRCROOT)\/ccache-clang<\/code>\uff0c\u5982\u679c\u4f60\u7684\u811a\u672c\u4e0d\u662f\u653e\u5728\u9879\u76ee\u6839\u76ee\u5f55\uff0c\u5219\u81ea\u884c\u8c03\u6574\u8def\u5f84\u3002\u5982\u679c\u4e00\u8fd0\u884c\u9879\u76ee\u5c31\u62a5\u9519\uff0c\u68c0\u67e5\u4e0b\u8def\u5f84\u662f\u4e0d\u662f\u586b\u9519\u4e86\u3002<\/p>\n<ul>\n<li>\u5173\u95ed Clang Modules\uff0c\u8fd9\u4e00\u6b65\u771f\u7684\u5f88\u6076\u5fc3<\/li>\n<\/ul>\n<p>\u56e0\u4e3a CCache \u4e0d\u652f\u6301 Clang Modules\uff0c\u6240\u4ee5\u9700\u8981\u628a Enable Modules \u7684\u9009\u9879\u5173\u6389\u3002\u8fd9\u4e2a\u95ee\u9898\u5728 CocoaPods \u4e0a\u5982\u4f55\u5904\u7406\uff0c\u540e\u9762\u4f1a\u8bb2\u3002<\/p>\n<div class=\"image-package\"><img decoding=\"async\" src=\"http:\/\/oltqq2ipt.bkt.clouddn.com\/EnableModules.png\" data-original-src=\"http:\/\/oltqq2ipt.bkt.clouddn.com\/EnableModules.png\" \/><\/div>\n<p>\u5173\u95ed\u4e86 Enable Modules \u540e\u9700\u8981\u4f5c\u51fa\u7684\u8c03\u6574<br \/>\n\u56e0\u4e3a\u5173\u95ed\u4e86 Enable Modules\uff0c\u6240\u4ee5\u5fc5\u987b\u5220\u9664\u6240\u6709\u7684 @import\u8bed\u53e5\uff0c\u66ff\u6362\u4e3a#import\u7684\u8bed\u6cd5\u4f8b\u5982\u5c06 @import UIKit \u66ff\u6362\u4e3a #import &lt;UIKit\/UIKit.h&gt;\u3002\u4e4b\u540e\uff0c\u5982\u679c\u4f60\u7528\u5230\u4e86\u5176\u4ed6\u7684\u7cfb\u7edf\u6846\u67b6\u4f8b\u5982 AVFoundation\u3001CoreLocation\u7b49\uff0c\u73b0\u5728 Xcode \u4e0d\u4f1a\u518d\u5e2e\u4f60\u81ea\u52a8\u5f15\u5165\u4e86\uff0c\u4f60\u5f97\u8981\u5728\u9879\u76ee Target \u7684 Build Phrase -&gt; Link Binary With Libraries \u91cc\u9762\u81ea\u5df1\u624b\u52a8\u5f15\u5165\u3002<\/p>\n<ul>\n<li>CocoaPods \u7684 \u5904\u7406<\/li>\n<\/ul>\n<p>\u5982\u679c\u4f60\u7684\u9879\u76ee\u4e0d\u7528 CocoaPods \u6765\u505a\u5305\u7ba1\u7406\uff0c\u90a3\u4f60\u5df2\u7ecf\u5b8c\u5168\u63a5\u5165\u6210\u529f\u4e86\uff0c\u4e0d\u7528\u6267\u884c\u4e0b\u9762\u7684\u64cd\u4f5c\u3002<br \/>\n\u56e0\u4e3a CocoaPods \u4f1a\u5355\u72ec\u628a\u7b2c\u4e09\u65b9\u5e93\u6253\u5305\u6210\u4e00\u4e2a Static Library\uff08\u6216\u8005\u662fDynamic Framework\uff0c\u5982\u679c\u7528\u4e86 use_frameworks!\u9009\u9879\uff09\uff0c\u6240\u4ee5 CocoaPods \u751f\u6210\u7684 Static Library \u4e5f\u9700\u8981\u628a Enable Modules \u9009\u9879\u7ed9\u5173\u6389\u3002\u4f46\u662f\u56e0\u4e3a CocoaPods \u6bcf\u6b21\u6267\u884c pod update \u7684\u65f6\u5019\u90fd\u4f1a\u628a Pods \u9879\u76ee\u91cd\u65b0\u751f\u6210\u4e00\u904d\uff0c\u5982\u679c\u76f4\u63a5\u5728 Xcode \u91cc\u9762\u4fee\u6539 Pods \u9879\u76ee\u91cc\u9762\u7684 Enable Modules \u9009\u9879\uff0c\u4e0b\u6b21\u6267\u884cpod update\u7684\u65f6\u5019\u53c8\u4f1a\u88ab\u6539\u56de\u6765\u3002\u6211\u4eec\u9700\u8981\u5728 Podfile \u91cc\u9762\u52a0\u5165\u4e0b\u9762\u7684\u4ee3\u7801\uff0c\u8ba9\u751f\u6210\u7684\u9879\u76ee\u5173\u95ed Enable Modules \u9009\u9879\uff0c\u540c\u65f6\u52a0\u5165 CC \u53c2\u6570\uff0c\u5426\u5219 pod \u5728\u7f16\u8bd1\u7684\u65f6\u5019\u5c31\u65e0\u6cd5\u4f7f\u7528 CCache \u52a0\u901f\uff1a<\/p>\n<pre class=\"hljs ruby\"><code class=\"ruby\">post_install <span class=\"hljs-keyword\">do<\/span> <span class=\"hljs-params\">|installer_representation|<\/span>\r\n  installer_representation.pods_project.targets.each <span class=\"hljs-keyword\">do<\/span> <span class=\"hljs-params\">|target|<\/span>\r\n    target.build_configurations.each <span class=\"hljs-keyword\">do<\/span> <span class=\"hljs-params\">|config|<\/span>\r\n      <span class=\"hljs-comment\">#\u5173\u95ed Enable Modules<\/span>\r\n      config.build_settings[<span class=\"hljs-string\">'CLANG_ENABLE_MODULES'<\/span>] = <span class=\"hljs-string\">'NO'<\/span>\r\n\r\n      <span class=\"hljs-comment\"># \u5728\u751f\u6210\u7684 Pods \u9879\u76ee\u6587\u4ef6\u4e2d\u52a0\u5165 CC \u53c2\u6570\uff0c\u8def\u5f84\u7684\u503c\u6839\u636e\u4f60\u81ea\u5df1\u7684\u9879\u76ee\u6765\u4fee\u6539<\/span>\r\n      config.build_settings[<span class=\"hljs-string\">'CC'<\/span>] = <span class=\"hljs-string\">'$(PODS_ROOT)\/..\/ccache-clang'<\/span> \r\n    <span class=\"hljs-keyword\">end<\/span>\r\n  <span class=\"hljs-keyword\">end<\/span>\r\n<span class=\"hljs-keyword\">end<\/span>\r\n<\/code><\/pre>\n<p>\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u5982\u679c\u4f60\u4f7f\u7528\u7684\u67d0\u4e2a Pod \u5f15\u7528\u4e86\u7cfb\u7edf\u6846\u67b6\uff0c\u4f8b\u5982AFNetworking\u5f15\u7528\u4e86System Configuration\uff0c\u4f60\u9700\u8981\u5728\u4f60\u81ea\u5df1\u9879\u76ee\u7684Build Phrase -&gt; Link Binary With Libraries\u91cc\u9762\u4ee3\u4e3a\u5f15\u5165\uff0c\u5426\u5219\u4f60\u7f16\u8bd1\u65f6\u53ef\u80fd\u4f1a\u6536\u5230 Undefined symbols xxx for architecture yyy\u4e00\u7c7b\u7684\u9519\u8bef\u3002\u6709\u70b9\u56de\u5230\u4e86\u539f\u59cb\u65f6\u4ee3\u7684\u611f\u89c9\uff0c\u4f46\u8003\u8651\u5230\u7f16\u8bd1\u901f\u5ea6\u7684\u6781\u5927\u63d0\u5347\uff0c\u8fd9\u4e00\u70b9\u4ee3\u4ef7\u53ef\u4ee5\u63a5\u53d7\u3002<\/p>\n<p>\u597d\u4e86\uff0c\u5230\u76ee\u524d\u4e3a\u6b62\uff0c\u4f60\u53ef\u4ee5\u5f00\u59cb\u00a0<code>cmd+b<\/code>\u00a0\u4e86\uff0c\u7b2c\u4e00\u6b21\u4f1a\u6bd4\u8f83\u6162\uff0c\u7b2c\u4e8c\u6b21\u6216\u8005\u5f80\u540e\uff0c\u4f60\u5c31\u4f1a\u53d1\u73b0 cache hit \u53d8\u5927\u4e86\uff0c\u968f\u7740\u5b83\u7684\u53d8\u5927\uff0c\u65f6\u95f4\u4f60\u4f1a\u53d1\u73b0\u8d8a\u6765\u8d8a\u5c11<\/p>\n<div class=\"image-package\"><img decoding=\"async\" src=\"http:\/\/oltqq2ipt.bkt.clouddn.com\/CCache_Terminal.png\" data-original-src=\"http:\/\/oltqq2ipt.bkt.clouddn.com\/CCache_Terminal.png\" \/><\/div>\n<p>\u597d\u4e86\uff0c\u770b\u770b\u96c6\u6210\u4e86 CCache \u7684\u6548\u679c!!!!!\uff0c\u4f60\u6ca1\u770b\u9519\uff0c\u65f6\u95f4\u771f\u7684\u5c11\u4e86\u4e00\u534a<\/p>\n<div class=\"image-package\"><img decoding=\"async\" src=\"http:\/\/oltqq2ipt.bkt.clouddn.com\/CCacheResults.png\" data-original-src=\"http:\/\/oltqq2ipt.bkt.clouddn.com\/CCacheResults.png\" \/><\/div>\n<p>\u4f60\u4ee5\u4e3a\u6587\u7ae0\u5c31\u5230\u6b64\u622a\u6b62\u4e86\uff1f\u4e0d\u884c\uff0c\u8fd8\u6709\u95ee\u9898\u6ca1\u6709\u89e3\u51b3\uff1a<\/p>\n<ul>\n<li>\u4e0d\u652f\u6301 PCH \u6587\u4ef6 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rel=\"nofollow noopener\">\u5982\u4f55\u5c06 iOS \u5de5\u7a0b\u6253\u5305\u901f\u5ea6\u63d0\u5347\u5341\u500d\u4ee5\u4e0a<\/a><\/li>\n<li><a href=\"https:\/\/link.jianshu.com\/?t=https:\/\/www.zybuluo.com\/qidiandasheng\/note\/587124\" target=\"_blank\" rel=\"nofollow noopener\">\u5982\u4f55\u52a0\u5feb\u7f16\u8bd1\u901f\u5ea6<\/a><\/li>\n<li><a href=\"https:\/\/link.jianshu.com\/?t=https:\/\/developer.apple.com\/library\/content\/documentation\/General\/Conceptual\/MOSXAppProgrammingGuide\/Performance\/Performance.html\" target=\"_blank\" rel=\"nofollow noopener\">Tuning for Performance and Responsiveness<\/a><\/li>\n<li><a href=\"https:\/\/link.jianshu.com\/?t=https:\/\/objccn.io\/issue-6-2\/\" target=\"_blank\" rel=\"nofollow noopener\">objccn-\u7f16\u8bd1\u5668<\/a><\/li>\n<li><a href=\"https:\/\/link.jianshu.com\/?t=https:\/\/objccn.io\/issue-6-1\/\" target=\"_blank\" rel=\"nofollow noopener\">objccn-build\u8fc7\u7a0b<\/a><\/li>\n<\/ul>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"show-foot\"><a class=\"notebook\" href=\"https:\/\/www.jianshu.com\/nb\/3783046\"><i class=\"iconfont ic-search-notebook\"><\/i>\u00a0iOS\u5f00\u53d1<\/a><\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u5f15\u8a00 \u672c\u6587\u65e8\u5728\u8bb0\u5f55\u4e00\u6b21\u4f7f\u7528 CCache<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"colormag_page_container_layout":"default_layout","colormag_page_sidebar_layout":"default_layout","footnotes":""},"categories":[],"tags":[119],"class_list":["post-2361","post","type-post","status-publish","format-standard","hentry","tag-03-"],"_links":{"self":[{"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/posts\/2361","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/comments?post=2361"}],"version-history":[{"count":0,"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/posts\/2361\/revisions"}],"wp:attachment":[{"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/media?parent=2361"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/categories?post=2361"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/tags?post=2361"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}