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402<div id="outline-container-org163da2b" class="outline-2">
403<h2 id="org163da2b">&#x4E0B;&#x8F7D;</h2>
404<div class="outline-text-2" id="text-org163da2b">
405<p>
406GCC &#x6E90;&#x7801;&#x7684;&#x4E0B;&#x8F7D;&#x65B9;&#x5F0F;&#x7684;&#x591A;&#x79CD;&#xFF0C;&#x53EF;&#x4EE5;&#x901A;&#x8FC7; SVN &#x6216;&#x8005; Git &#x6765; clone &#x5230;&#x672C;&#x5730;&#xFF0C;&#x6216;&#x8005;&#x901A;&#x8FC7;
407rsync &#x6765;&#x540C;&#x6B65;&#xFF0C;&#x53EF;&#x4EE5;&#x5728;<a href="https://gcc.gnu.org/" target="_blank" rel="noopener">&#x5B98;&#x7F51;</a>&#x9875;&#x9762;&#x4E0A;&#x627E;&#x5230;&#x76F8;&#x5E94;&#x7684;&#x94FE;&#x63A5;&#x3002;&#x5728;&#x4F17;&#x591A;&#x65B9;&#x5F0F;&#x4E2D;&#xFF0C;&#x53EA;&#x6709; SVN &#x65B9;&#x5F0F;&#x53EF;&#x4EE5;
408&#x63D0;&#x4EA4;&#x4EE3;&#x7801;&#xFF08;&#x5F53;&#x7136;&#x4E5F;&#x4E0D;&#x662F;&#x968F;&#x4FBF;&#x63D0;&#x4EA4;&#x7684;&#xFF0C;&#x8FD9;&#x91CC;&#x4E0D;&#x8BE6;&#x8FF0;&#xFF09;&#x3002;
409</p>
410
411<a id="more"></a>
412
413<p>
414&#x8FD9;&#x91CC;&#x8BF4;&#x4E00;&#x4E0B;&#x600E;&#x4E48;&#x901A;&#x8FC7; Git &#x5F97;&#x5230;&#x4EE3;&#x7801;&#x3002;GCC &#x6709;&#x4E00;&#x4E2A;&#x81EA;&#x5DF1;&#x7684;&#x4ED3;&#x5E93;&#x5730;&#x5740;&#xFF0C;&#x540C;&#x65F6;&#x5728; GitHub &#x4E0A;&#x4E5F;
415&#x6709;&#x955C;&#x50CF;&#x3002;&#x8FD9;&#x4E24;&#x4E2A;&#x4ED3;&#x5E93;&#x90FD;&#x662F;&#x4EE5; SVN &#x4ED3;&#x5E93;&#x4E3A;&#x57FA;&#x7840;&#x7684;&#xFF0C;&#x5E76;&#x4E0D;&#x63A5;&#x53D7; patch&#xFF0C;&#x8FD9;&#x91CC;&#x518D;&#x5F3A;&#x8C03;&#x4E00;&#x4E0B;&#xFF0C;&#x73B0;
416&#x5728;&#x53EA;&#x6709; SVN &#x65B9;&#x5F0F;&#x53EF;&#x4EE5;&#x63D0;&#x4EA4;&#x4EE3;&#x7801;&#x3002;&#xFF08;&#x4E4B;&#x524D; GCC &#x793E;&#x533A;&#x6709;&#x5728;&#x505A;&#x8F6C;&#x5230; Git &#x7684;&#x5DE5;&#x4F5C;&#xFF0C;&#x4F46;&#x63A8;&#x8FDB;&#x6781;&#x5176;
417&#x7F13;&#x6162;&#xFF0C;&#x597D;&#x50CF;&#x5DF2;&#x7ECF;7&#x5E74;&#x4E86;&#xFF0C;&#x8FD8;&#x662F;&#x6CA1;&#x6709;&#x5B8C;&#x6210;&#xFF0C;&#x4E0D;&#x77E5;&#x9053;&#x8FD8;&#x80FD;&#x4E0D;&#x80FD;&#x5B8C;&#x6210;&#x3002;&#xFF09;&#x514B;&#x9686;&#x4ED3;&#x5E93;&#x7684;&#x547D;&#x4EE4;&#x53EF;&#x4EE5;&#x4ECE;
418&#x4E0B;&#x9762;&#x9009;&#x62E9;&#x4E00;&#x4E2A;&#xFF1A;
419</p>
420
421<div class="org-src-container">
422<figure class="highlight bash"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br></pre></td><td class="code"><pre><span class="line">git <span class="built_in">clone</span> git://gcc.gnu.org/git/gcc.git</span><br><span class="line">git <span class="built_in">clone</span> https://github.com/gcc-mirror/gcc</span><br></pre></td></tr></table></figure>
423</div>
424</div>
425</div>
426
427<div id="outline-container-orgba79f4b" class="outline-2">
428<h2 id="orgba79f4b">&#x914D;&#x7F6E;</h2>
429<div class="outline-text-2" id="text-orgba79f4b">
430<p>
431&#x5148;&#x9009;&#x62E9;&#x8981;&#x628A; GCC &#x6784;&#x5EFA;&#x5728;&#x54EA;&#x4E2A;&#x76EE;&#x5F55;&#xFF0C;&#x6784;&#x5EFA;&#x4E4B;&#x524D;&#x9700;&#x8981;&#x5148;&#x8FDB;&#x884C; <code>configure</code>, &#x4E0D;&#x8981;&#x9009;&#x5728;&#x6E90;&#x6587;&#x4EF6;&#x6240;
432&#x5728;&#x76EE;&#x5F55;&#x6216;&#x5176;&#x5B50;&#x76EE;&#x5F55;&#xFF0C;GCC &#x5E76;&#x4E0D;&#x652F;&#x6301;&#x8FD9;&#x6837;&#x505A;&#x3002;
433</p>
434
435<p>
436GCC &#x7684;&#x914D;&#x7F6E;&#x9009;&#x9879;&#x5F88;&#x591A;<sup><a id="fnr.1" class="footref" href="#fn.1">1</a></sup>&#xFF0C;&#x521D;&#x6B21;&#x63A5;&#x89E6;&#x7684;&#x8BDD;&#x53EF;&#x4EE5;&#x5C3D;&#x91CF;&#x7B80;&#x5355;&#x914D;&#x7F6E;&#xFF0C;&#x6BD4;&#x5982;&#xFF1A;
437</p>
438
439<table border="2" cellspacing="0" cellpadding="6" rules="groups" frame="hsides">
440
441
442<colgroup>
443<col class="org-left">
444
445<col class="org-left">
446</colgroup>
447<thead>
448<tr>
449<th scope="col" class="org-left">&#x9009;&#x9879;
449</th>
450<th scope="col" class="org-left">&#x63CF;&#x8FF0;</th>
451</tr>
452</thead>
453<tbody>
454<tr>
455<td class="org-left"><code>--enable-languages</code></td>
456<td class="org-left">&#x6307;&#x5B9A;&#x8981;&#x6784;&#x5EFA;&#x54EA;&#x4E9B;&#x8BED;&#x8A00;&#x5BF9;&#x5E94;&#x7684;&#x7F16;&#x8BD1;&#x5668;&#x53CA;&#x8FD0;&#x884C;&#x65F6;&#x5E93;</td>
457</tr>
458
459<tr>
460<td class="org-left"><code>--prefix</code></td>
461<td class="org-left">&#x6307;&#x5B9A;&#x5B89;&#x88C5;&#x76EE;&#x5F55;&#xFF0C;&#x4E0D;&#x8981;&#x4E0E;&#x6E90;&#x7801;&#x6216;&#x6784;&#x5EFA;&#x76EE;&#x5F55;&#x76F8;&#x540C;</td>
462</tr>
463
464<tr>
465<td class="org-left"><code>--disable-bootstrap</code></td>
466<td class="org-left">&#x7981;&#x6B62; bootstrap</td>
467</tr>
468</tbody>
469</table>
470
471<p>
472GCC &#x5728;&#x6784;&#x5EFA;&#x65F6;&#xFF0C;&#x9ED8;&#x8BA4;&#x4F1A;&#x6784;&#x5EFA; 3 &#x6B21;&#xFF1A;&#x7528;&#x672C;&#x5730; gcc &#x4F5C;&#x4E3A;&#x7F16;&#x8BD1;&#x5668;&#x6784;&#x5EFA;&#x51FA; stage1-gcc&#xFF0C;&#x7528;
473stage1-gcc &#x4F5C;&#x4E3A;&#x7F16;&#x8BD1;&#x5668;&#x6784;&#x5EFA;&#x51FA; stage2-gcc&#xFF0C;&#x7528; stage2-gcc &#x4F5C;&#x4E3A;&#x7F16;&#x8BD1;&#x5668;&#x6784;&#x5EFA;&#x51FA;
474stage3-gcc&#x3002;&#x8FD9;&#x4E2A;&#x8FC7;&#x7A0B;&#x53EB;&#x505A; <code>bootstrap</code> &#x3002;
475</p>
476
477<p>
478stage3-gcc &#x88AB;&#x8BA4;&#x4E3A;&#x662F;&#x6700;&#x597D;&#x6216;&#x6700;&#x7B26;&#x5408;&#x6E90;&#x7801;&#x7684;&#x4E00;&#x4E2A;&#x6784;&#x5EFA;&#xFF0C;&#x4F46;&#x6BD4;&#x8F83;&#x8D39;&#x65F6;&#xFF0C;&#x53EF;&#x4EE5;&#x4F7F;&#x7528;
479<code>--disable-bootstrap</code> &#x6765;&#x7981;&#x6B62;&#x3002;&#x4F46;&#x9700;&#x8981;&#x6CE8;&#x610F;&#xFF0C;&#x5728;&#x4FEE;&#x6539;&#x8FC7;&#x6E90;&#x7801;&#x540E;&#xFF0C;&#x5982;&#x679C;&#x6CA1;&#x6709; bootstrap
480&#x53EF;&#x4EE5;&#x7F16;&#x8BD1;&#x901A;&#x8FC7;&#xFF0C;&#x5E76;&#x4E0D;&#x4EE3;&#x8868; bootstrap &#x4E00;&#x5B9A;&#x4F1A;&#x8FC7;&#x3002;&#xFF08;&#x8981;&#x4E0D;&#x7136; bootstrap &#x4E5F;&#x6CA1;&#x6709;&#x5B58;&#x5728;&#x7684;&#x610F;&#x4E49;
481&#x4E86;&#x3002;&#xFF09;
482</p>
483
484<p>
485&#x8FD8;&#x6709;&#x5C31;&#x662F; GCC &#x9ED8;&#x8BA4;&#x662F;&#x6784;&#x5EFA; release &#x7248;&#x672C;&#xFF0C;&#x4E0D;&#x5229;&#x4E8E;&#x8C03;&#x8BD5;&#xFF0C;&#x5982;&#x679C;&#x8981;&#x6784;&#x5EFA; debug &#x7248;&#xFF0C;&#x9700;&#x8981;&#x5728;
486configure &#x65F6;&#x5C31;&#x8FDB;&#x884C;&#x914D;&#x7F6E;&#xFF0C;&#x6784;&#x5EFA; debug &#x7248;&#x7684;&#x547D;&#x4EE4;&#x4E3A;(&#x5047;&#x8BBE; GCC &#x6E90;&#x7801;&#x4F4D;&#x4E8E; <code>${GCC_SRC}</code>)&#xFF1A;
487</p>
488
489<div class="org-src-container">
490<figure class="highlight bash"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br></pre></td><td class="code"><pre><span class="line">CFLAGS=<span class="string">&quot;-O0 -g3 -fno-inline&quot;</span>              \</span><br><span class="line">CXXFLAGS=<span class="string">&quot;-O0 -g3 -fno-inline&quot;</span>            \</span><br><span class="line">CFLAGS_FOR_BUILD=<span class="string">&quot;-O0 -g3 -fno-inline&quot;</span>    \</span><br><span class="line">CFLAGS_FOR_TARGET=<span class="string">&quot;-O0 -g3 -fno-inline&quot;</span>   \</span><br><span class="line">CXXFLAGS_FOR_BUILD=<span class="string">&quot;-O0 -g3 -fno-inline&quot;</span>  \</span><br><span class="line">CXXFLAGS_FOR_TARGET=<span class="string">&quot;-O0 -g3 -fno-inline&quot;</span> \</span><br><span class="line"><span class="variable">${GCC_SRC}</span>/configure --enable-languages=c,c++ --disable-bootstrap --prefix=/tmp/gcc-tmpi</span><br></pre></td></tr></table></figure>
491</div>
492
493<p>
494&#x6784;&#x5EFA; release &#x7248;&#x7684;&#x547D;&#x4EE4;&#x4E3A;&#xFF08;&#x5982;&#x679C;&#x4E0D;&#x9700;&#x8981; bootstrap&#xFF0C;&#x53EF;&#x4EE5;&#x81EA;&#x5DF1;&#x52A0;&#x4E0A;&#x53C2;&#x6570;&#xFF09;&#xFF1A;
495</p>
496<div class="org-src-container">
497<figure class="highlight bash"><table><tr><td class="gutter"><pre><span class="line">1</span><br></pre></td><td class="code"><pre><span class="line"><span class="variable">${GCC_SRC}</span>/configure --enable-languages=c,c++ --prefix=/tmp/gcc-tmpi</span><br></pre></td></tr></table></figure>
498</div>
499
500<p>
501&#x5982;&#x679C; <code>configure</code> &#x5931;&#x8D25;&#xFF0C;&#x53EF;&#x80FD;&#x662F;&#x7F3A;&#x5C11;&#x4F9D;&#x8D56;&#x7684;&#x5E93;&#xFF0C;&#x6839;&#x636E;&#x63D0;&#x793A;&#x5B89;&#x88C5;&#x4E0A;&#x5373;&#x53EF;&#x3002;&#x6BD4;&#x5982; Ubuntu &#x53EF;
502&#x4EE5;&#x5C1D;&#x8BD5;&#x7528;&#x4E0B;&#x9762;&#x8FD9;&#x6761;&#x547D;&#x4EE4;&#x5B89;&#x88C5;&#x90E8;&#x5206;&#x4F9D;&#x8D56;&#xFF1A;
503</p>
504
505<div class="org-src-container">
506<figure class="highlight bash"><table><tr><td class="gutter"><pre><span class="line">1</span><br></pre></td><td class="code"><pre><span class="line">sudo apt install -y libgmp-dev libmpfr-dev libmpc-dev</span><br></pre></td></tr></table></figure>
507</div>
508</div>
509</div>
510
511<div id="outline-container-orge8a2201" class="outline-2">
512<h2 id="orge8a2201">&#x6784;&#x5EFA;</h2>
513<div class="outline-text-2" id="text-orge8a2201">
514<p>
515<code>configure</code> &#x4E4B;&#x540E;&#x53EA;&#x9700;&#x5728; build &#x76EE;&#x5F55;&#x4E2D;&#x8FD0;&#x884C; <code>make</code> &#x5373;&#x53EF;&#x3002;&#x6839;&#x636E;&#x8BA1;&#x7B97;&#x673A;&#x914D;&#x7F6E;&#x53EF;&#x4EE5;&#x52A0;&#x4E0A;&#x5408;
516&#x9002;&#x7684; <code>-j</code> &#x53C2;&#x6570;&#x3002;
517</p>
518</div>
519</div>
520
521<div id="outline-container-org8f62de9" class="outline-2">
522<h2 id="org8f62de9">&#x5B89;&#x88C5;</h2>
523<div class="outline-text-2" id="text-org8f62de9">
524<p>
525&#x5982;&#x679C;&#x53EA;&#x662F;&#x60F3;&#x8BD5;&#x7528;&#x4E00;&#x4E0B;&#x65B0;&#x7F16;&#x8BD1;&#x7684; GCC&#xFF0C;&#x4F60;&#x5E76;&#x4E0D;&#x9700;&#x8981;&#x5B89;&#x88C5;&#x5B83;&#x3002;&#x5047;&#x8BBE;&#x6784;&#x5EFA;&#x76EE;&#x5F55;&#x4E3A;
526<code>${BUILD}</code>, &#x627E;&#x5230; <code>${BUILD}/gcc</code> &#x76EE;&#x5F55;&#x4E0B;&#x7684; <code>xgcc</code> &#x6216; <code>xg++</code>, &#x5B83;&#x4EEC;&#x5C31;&#x662F;&#x76F8;
527&#x5E94;&#x7684; <code>c/c++</code> &#x7F16;&#x8BD1;&#x5668;&#x3002;&#x53EF;&#x4EE5;&#x4F7F;&#x7528;&#x4E0B;&#x9762;&#x7684;&#x65B9;&#x6CD5;&#x4F7F;&#x7528;&#x5B83;&#xFF1A;
528</p>
529
530<div class="org-src-container">
531<figure class="highlight bash"><table><tr><td class="gutter"><pre><span class="line">1</span><br></pre></td><td class="code"><pre><span class="line"><span class="variable">${BUILD}</span>/gcc/xgcc -B<span class="variable">${BUILD}</span>/gcc demo.c</span><br></pre></td></tr></table></figure>
532</div>
533
534<p>
535&#x5982;&#x679C;&#x4F60;&#x786E;&#x5B9E;&#x60F3;&#x8981;&#x5B89;&#x88C5;&#xFF0C; <code>make install</code> &#x5C31;&#x53EF;&#x4EE5;&#x4E86;&#x3002;
536</p>
537</div>
538</div>
539<div id="footnotes">
540<h2 class="footnotes">Footnotes: </h2>
541<div id="text-footnotes">
542
543<div class="footdef"><sup><a id="fn.1" class="footnum" href="#fnr.1">1</a></sup> <div class="footpara"><p class="footpara">
544<a href="https://gcc.gnu.org/install/configure.html" target="_blank" rel="noopener">https://gcc.gnu.org/install/configure.html</a>
545</p></div></div>
546
547
548</div>
549</div></div>
550<div id="postamble" class="status">
551Last Updated 2019-07-09 Tue 17:23.<br>Render by <a href="https://github.com/coldnew/hexo-renderer-org" target="_blank" rel="noopener">hexo-renderer-org</a> with <a href="https://www.gnu.org/software/emacs/" target="_blank" rel="noopener">Emacs</a> 26.1 (<a href="https://orgmode.org" target="_blank" rel="noopener">Org</a> mode 9.1.13)
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