source: BOOK/final-system/common/gcc.xml@ d316e1e

clfs-1.2 clfs-2.1 clfs-3.0.0-systemd clfs-3.0.0-sysvinit systemd sysvinit
Last change on this file since d316e1e was 188b6b2, checked in by Chris Staub <chris@…>, 15 years ago

Updated lists of installed programs and libraries.
  • Property mode set to 100644
File size: 9.4 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="p1">The following patch contains a number of updates to the
29 &gcc-version; branch by the GCC developers:</para>
30
31<screen os="p2"><userinput>patch -Np1 -i ../&gcc-branch_update-patch;</userinput></screen>
32
33 <para os="d">Apply a <command>sed</command> substitution that will suppress the
34 installation of <filename class="libraryfile">libiberty.a</filename>. The
35 version of <filename class="libraryfile">libiberty.a</filename> provided by
36 Binutils will be used instead:</para>
37
38<screen os="e"><userinput>sed -i 's/install_to_$(INSTALL_DEST) //' libiberty/Makefile.in</userinput></screen>
39
40 <para os="f">The GCC documentation recommends building GCC outside of the source
41 directory in a dedicated build directory:</para>
42
43<screen os="g"><userinput>mkdir -v ../gcc-build
44cd ../gcc-build</userinput></screen>
45
46 <para os="h">Prepare GCC for compilation:</para>
47
48<screen os="i"><userinput>CC="gcc -Wl,-rpath-link,/lib -isystem /usr/include" \
49 CXX="g++ -Wl,-rpath-link,/lib -isystem /usr/include" \
50 ../gcc-&gcc-version;/configure --prefix=/usr \
51 --libexecdir=/usr/lib --enable-shared --enable-threads=posix \
52 --enable-__cxa_atexit --enable-c99 --enable-long-long \
53 --enable-clocale=gnu --enable-languages=c,c++ \
54 --disable-multilib --disable-libstdcxx-pch</userinput></screen>
55
56 <para os="j">Compile the package:</para>
57
58<screen os="k"><userinput>make</userinput></screen>
59
60 <important os="l">
61 <para>The test suite for GCC is considered
62 critical. Do not skip it under any circumstance.</para>
63 </important>
64
65 <para os="m">Test the results, but do not stop at errors:</para>
66
67<screen os="n"><userinput>make -k check</userinput></screen>
68
69 <para os="o">The <parameter>-k</parameter> flag is used to make the test suite
70 run through to completion and not stop at the first failure. The GCC test
71 suite is very comprehensive and is almost guaranteed to generate a few
72 failures. To receive a summary of the test suite results, run:</para>
73
74<screen os="p"><userinput>../gcc-&gcc-version;/contrib/test_summary</userinput></screen>
75
76 <para os="q">For only the summaries, pipe the output through
77 <userinput>grep -A7 Summ</userinput>.</para>
78
79 <para os="r">A few unexpected failures cannot always be avoided. The
80 GCC developers are usually aware of these issues, but have not
81 resolved them yet.</para>
82
83 <para os="s">Install the package:</para>
84
85<screen os="t"><userinput>make install</userinput></screen>
86
87 <para os="u">Some packages expect the C preprocessor to be installed in the
88 <filename class="directory">/lib</filename> directory.
89 To support those packages, create this symlink:</para>
90
91<screen os="v"><userinput>ln -sv ../usr/bin/cpp /lib</userinput></screen>
92
93 <para os="w">Many packages use the name <command>cc</command> to call the C
94 compiler. To satisfy those packages, create a symlink:</para>
95
96<screen os="x"><userinput>ln -sv gcc /usr/bin/cc</userinput></screen>
97
98 </sect2>
99
100 <sect2 id="contents-gcc" role="content">
101 <title>Contents of GCC</title>
102
103 <segmentedlist>
104 <segtitle>Installed programs</segtitle>
105 <segtitle>Installed libraries</segtitle>
106
107 <seglistitem>
108 <seg>c++, cc (link to gcc), cpp, g++, gcc, gccbug, and gcov</seg>
109 <seg>libgcc.a, libgcc_eh.a, libgcc_s.so, libgcov.a, libgomp.[a,so],
110 libmudflap.[a,so], libmudflapth.[a,so], libssp.[a,so],
111 libssp_nonshared.a, libstdc++.[a,so], and libsupc++.a</seg>
112 </seglistitem>
113 </segmentedlist>
114
115 <variablelist>
116 <bridgehead renderas="sect3">Short Descriptions</bridgehead>
117 <?dbfo list-presentation="list"?>
118 <?dbhtml list-presentation="table"?>
119
120 <varlistentry id="cc">
121 <term><command>cc</command></term>
122 <listitem>
123 <para>The C compiler</para>
124 <indexterm zone="ch-system-gcc cc">
125 <primary sortas="b-cc">cc</primary>
126 </indexterm>
127 </listitem>
128 </varlistentry>
129
130 <varlistentry id="cpp">
131 <term><command>cpp</command></term>
132 <listitem>
133 <para>The C preprocessor; it is used by the compiler to expand the
134 #include, #define, and similar statements in the source files</para>
135 <indexterm zone="ch-system-gcc cpp">
136 <primary sortas="b-cpp">cpp</primary>
137 </indexterm>
138 </listitem>
139 </varlistentry>
140
141 <varlistentry id="c">
142 <term><command>c++</command></term>
143 <listitem>
144 <para>The C++ compiler</para>
145 <indexterm zone="ch-system-gcc c">
146 <primary sortas="b-c++">c++</primary>
147 </indexterm>
148 </listitem>
149 </varlistentry>
150
151 <varlistentry id="g">
152 <term><command>g++</command></term>
153 <listitem>
154 <para>The C++ compiler</para>
155 <indexterm zone="ch-system-gcc g">
156 <primary sortas="b-g++">g++</primary>
157 </indexterm>
158 </listitem>
159 </varlistentry>
160
161 <varlistentry id="gcc">
162 <term><command>gcc</command></term>
163 <listitem>
164 <para>The C compiler</para>
165 <indexterm zone="ch-system-gcc gcc">
166 <primary sortas="b-gcc">gcc</primary>
167 </indexterm>
168 </listitem>
169 </varlistentry>
170
171 <varlistentry id="gccbug">
172 <term><command>gccbug</command></term>
173 <listitem>
174 <para>A shell script used to help create useful bug reports</para>
175 <indexterm zone="ch-system-gcc gccbug">
176 <primary sortas="b-gccbug">gccbug</primary>
177 </indexterm>
178 </listitem>
179 </varlistentry>
180
181 <varlistentry id="gcov">
182 <term><command>gcov</command></term>
183 <listitem>
184 <para>A coverage testing tool; it is used to analyze programs to
185 determine where optimizations will have the most effect</para>
186 <indexterm zone="ch-system-gcc gcov">
187 <primary sortas="b-gcov">gcov</primary>
188 </indexterm>
189 </listitem>
190 </varlistentry>
191
192 <varlistentry id="libgcc">
193 <term><filename class="libraryfile">libgcc</filename></term>
194 <listitem>
195 <para>Contains run-time support for <command>gcc</command></para>
196 <indexterm zone="ch-system-gcc libgcc">
197 <primary sortas="c-libgcc*">libgcc*</primary>
198 </indexterm>
199 </listitem>
200 </varlistentry>
201
202 <varlistentry id="libgcov">
203 <term><filename class="libraryfile">libgcov</filename></term>
204 <listitem>
205 <para>Library that is linked into a program when
206 <command>gcc</command> is instructed to enable profiling</para>
207 <indexterm zone="ch-system-gcc libgcov">
208 <primary sortas="c-libgcov">libgcov</primary>
209 </indexterm>
210 </listitem>
211 </varlistentry>
212
213 <varlistentry id="libgomp">
214 <term><filename class="libraryfile">libgomp</filename></term>
215 <listitem>
216 <para>GNU implementation of the OpenMP API for multi-platform
217 shared-memory parallel programming in C/C++ and Fortran</para>
218 <indexterm zone="ch-system-gcc libgomp">
219 <primary sortas="c-libgomp">libgomp</primary>
220 </indexterm>
221 </listitem>
222 </varlistentry>
223
224 <varlistentry id="libmudflap">
225 <term><filename class="libraryfile">libmudflap</filename></term>
226 <listitem>
227 <para>The libmudflap libraries are used by GCC for instrumenting
228 pointer and array dereferencing operations.</para>
229 <indexterm zone="ch-system-gcc libmudflap">
230 <primary sortas="c-libmudflap*">libmudflap*</primary>
231 </indexterm>
232 </listitem>
233 </varlistentry>
234
235 <varlistentry id="libssp">
236 <term><filename class="libraryfile">libssp</filename></term>
237 <listitem>
238 <para>Contains routines supporting GCC's stack-smashing protection
239 functionality</para>
240 <indexterm zone="ch-system-gcc libssp">
241 <primary sortas="c-libssp*">libssp*</primary>
242 </indexterm>
243 </listitem>
244 </varlistentry>
245
246 <varlistentry id="libstdc">
247 <term><filename class="libraryfile">libstdc++</filename></term>
248 <listitem>
249 <para>The standard C++ library</para>
250 <indexterm zone="ch-system-gcc libstdc">
251 <primary sortas="c-libstdc++">libstdc++</primary>
252 </indexterm>
253 </listitem>
254 </varlistentry>
255
256 <varlistentry id="libsupc">
257 <term><filename class="libraryfile">libsupc++</filename></term>
258 <listitem>
259 <para>Provides supporting routines for the C++ programming
260 language</para>
261 <indexterm zone="ch-system-gcc libsupc">
262 <primary sortas="c-libsupc++">libsupc++</primary>
263 </indexterm>
264 </listitem>
265 </varlistentry>
266
267 </variablelist>
268
269 </sect2>
270
271</sect1>
Note: See TracBrowser for help on using the repository browser.