source: BOOK/final-system/common/gcc.xml@ 4fdeb4ea

clfs-1.2 clfs-2.1 clfs-3.0.0-systemd clfs-3.0.0-sysvinit systemd sysvinit
Last change on this file since 4fdeb4ea was f568131, checked in by Chris Staub <chris@…>, 16 years ago

Remove bootstrap from final-system GCC, as that is now the default

  • Property mode set to 100644
File size: 7.8 KB
Line 
1<?xml version="1.0" encoding="ISO-8859-1"?>
2<!DOCTYPE sect1 PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN"
3 "http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd" [
4 <!ENTITY % general-entities SYSTEM "../../general.ent">
5 %general-entities;
6]>
7
8<sect1 id="ch-system-gcc" role="wrap">
9 <?dbhtml filename="gcc.html"?>
10
11 <title>GCC-&gcc-version;</title>
12
13 <indexterm zone="ch-system-gcc">
14 <primary sortas="a-GCC">GCC</primary>
15 </indexterm>
16
17 <sect2 role="package">
18 <title/>
19
20 <para>The GCC package contains the GNU compiler collection, which includes
21 the C and C++ compilers.</para>
22
23 </sect2>
24
25 <sect2 role="installation">
26 <title>Installation of GCC</title>
27
28 <para os="d">Apply a <command>sed</command> substitution that will suppress the
29 installation of <filename class="libraryfile">libiberty.a</filename>. The
30 version of <filename class="libraryfile">libiberty.a</filename> provided by
31 Binutils will be used instead:</para>
32
33<screen os="e"><userinput>sed -i 's/install_to_$(INSTALL_DEST) //' libiberty/Makefile.in</userinput></screen>
34
35 <para os="f">The GCC documentation recommends building GCC outside of the source
36 directory in a dedicated build directory:</para>
37
38<screen os="g"><userinput>mkdir -v ../gcc-build
39cd ../gcc-build</userinput></screen>
40
41 <para os="h">Prepare GCC for compilation:</para>
42
43<screen os="i"><userinput>../gcc-&gcc-version;/configure --prefix=/usr \
44 --libexecdir=/usr/lib --enable-shared --enable-threads=posix \
45 --enable-__cxa_atexit --enable-c99 --enable-long-long \
46 --enable-clocale=gnu --enable-languages=c,c++ \
47 --disable-multilib --disable-libstdcxx-pch</userinput></screen>
48
49 <para os="j">Compile the package:</para>
50
51<screen os="k"><userinput>make</userinput></screen>
52
53 <important os="l">
54 <para>The test suite for GCC is considered
55 critical. Do not skip it under any circumstance.</para>
56 </important>
57
58 <para os="m">Test the results, but do not stop at errors:</para>
59
60<screen os="n"><userinput>make -k check</userinput></screen>
61
62 <para os="o">The <parameter>-k</parameter> flag is used to make the test suite
63 run through to completion and not stop at the first failure. The GCC test
64 suite is very comprehensive and is almost guaranteed to generate a few
65 failures. To receive a summary of the test suite results, run:</para>
66
67<screen os="p"><userinput>../gcc-&gcc-version;/contrib/test_summary</userinput></screen>
68
69 <para os="q">For only the summaries, pipe the output through
70 <userinput>grep -A7 Summ</userinput>.</para>
71
72 <para os="r">A few unexpected failures cannot always be avoided. The
73 GCC developers are usually aware of these issues, but have not
74 resolved them yet.</para>
75
76 <para os="s">Install the package:</para>
77
78<screen os="t"><userinput>make install</userinput></screen>
79
80 <para os="u">Some packages expect the C preprocessor to be installed in the
81 <filename class="directory">/lib</filename> directory.
82 To support those packages, create this symlink:</para>
83
84<screen os="v"><userinput>ln -sv ../usr/bin/cpp /lib</userinput></screen>
85
86 <para os="w">Many packages use the name <command>cc</command> to call the C
87 compiler. To satisfy those packages, create a symlink:</para>
88
89<screen os="x"><userinput>ln -sv gcc /usr/bin/cc</userinput></screen>
90
91 </sect2>
92
93 <sect2 id="contents-gcc" role="content">
94 <title>Contents of GCC</title>
95
96 <segmentedlist>
97 <segtitle>Installed programs</segtitle>
98 <segtitle>Installed libraries</segtitle>
99
100 <seglistitem>
101 <seg>c++, cc (link to gcc), cpp, g++, gcc, gccbug, and gcov</seg>
102 <seg>libgcc.a, libgcc_eh.a, libgcc_s.so, libgomp.[a,so], libmudflap.[a,so],
103 libmudflapth.[a,so], libssp.[a,so], libstdc++.[a,so], and
104 libsupc++.a</seg>
105 </seglistitem>
106 </segmentedlist>
107
108 <variablelist>
109 <bridgehead renderas="sect3">Short Descriptions</bridgehead>
110 <?dbfo list-presentation="list"?>
111 <?dbhtml list-presentation="table"?>
112
113 <varlistentry id="cc">
114 <term><command>cc</command></term>
115 <listitem>
116 <para>The C compiler</para>
117 <indexterm zone="ch-system-gcc cc">
118 <primary sortas="b-cc">cc</primary>
119 </indexterm>
120 </listitem>
121 </varlistentry>
122
123 <varlistentry id="cpp">
124 <term><command>cpp</command></term>
125 <listitem>
126 <para>The C preprocessor; it is used by the compiler to expand the
127 #include, #define, and similar statements in the source files</para>
128 <indexterm zone="ch-system-gcc cpp">
129 <primary sortas="b-cpp">cpp</primary>
130 </indexterm>
131 </listitem>
132 </varlistentry>
133
134 <varlistentry id="c">
135 <term><command>c++</command></term>
136 <listitem>
137 <para>The C++ compiler</para>
138 <indexterm zone="ch-system-gcc c">
139 <primary sortas="b-c++">c++</primary>
140 </indexterm>
141 </listitem>
142 </varlistentry>
143
144 <varlistentry id="g">
145 <term><command>g++</command></term>
146 <listitem>
147 <para>The C++ compiler</para>
148 <indexterm zone="ch-system-gcc g">
149 <primary sortas="b-g++">g++</primary>
150 </indexterm>
151 </listitem>
152 </varlistentry>
153
154 <varlistentry id="gcc">
155 <term><command>gcc</command></term>
156 <listitem>
157 <para>The C compiler</para>
158 <indexterm zone="ch-system-gcc gcc">
159 <primary sortas="b-gcc">gcc</primary>
160 </indexterm>
161 </listitem>
162 </varlistentry>
163
164 <varlistentry id="gccbug">
165 <term><command>gccbug</command></term>
166 <listitem>
167 <para>A shell script used to help create useful bug reports</para>
168 <indexterm zone="ch-system-gcc gccbug">
169 <primary sortas="b-gccbug">gccbug</primary>
170 </indexterm>
171 </listitem>
172 </varlistentry>
173
174 <varlistentry id="gcov">
175 <term><command>gcov</command></term>
176 <listitem>
177 <para>A coverage testing tool; it is used to analyze programs to
178 determine where optimizations will have the most effect</para>
179 <indexterm zone="ch-system-gcc gcov">
180 <primary sortas="b-gcov">gcov</primary>
181 </indexterm>
182 </listitem>
183 </varlistentry>
184
185 <varlistentry id="libgcc">
186 <term><filename class="libraryfile">libgcc</filename></term>
187 <listitem>
188 <para>Contains run-time support for <command>gcc</command></para>
189 <indexterm zone="ch-system-gcc libgcc">
190 <primary sortas="c-libgcc*">libgcc*</primary>
191 </indexterm>
192 </listitem>
193 </varlistentry>
194
195 <varlistentry id="libmudflap">
196 <term><filename class="libraryfile">libmudflap</filename></term>
197 <listitem>
198 <para>The libmudflap libraries are used by GCC for instrumenting
199 pointer and array dereferencing operations.</para>
200 <indexterm zone="ch-system-gcc libmudflap">
201 <primary sortas="c-libmudflap*">libmudflap*</primary>
202 </indexterm>
203 </listitem>
204 </varlistentry>
205
206 <varlistentry id="libstdc">
207 <term><filename class="libraryfile">libstdc++</filename></term>
208 <listitem>
209 <para>The standard C++ library</para>
210 <indexterm zone="ch-system-gcc libstdc">
211 <primary sortas="c-libstdc++">libstdc++</primary>
212 </indexterm>
213 </listitem>
214 </varlistentry>
215
216 <varlistentry id="libsupc">
217 <term><filename class="libraryfile">libsupc++</filename></term>
218 <listitem>
219 <para>Provides supporting routines for the C++ programming
220 language</para>
221 <indexterm zone="ch-system-gcc libsupc">
222 <primary sortas="c-libsupc++">libsupc++</primary>
223 </indexterm>
224 </listitem>
225 </varlistentry>
226
227 </variablelist>
228
229 </sect2>
230
231</sect1>
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