source: clfs-embedded/BOOK/cross-tools/common/gcc-static.xml@ ae582f6

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<!DOCTYPE sect1 PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN"
  "http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd" [
  <!ENTITY % general-entities SYSTEM "../../general.ent">
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<sect1 id="ch-cross-tools-gcc-static" role="wrap">
  <?dbhtml filename="gcc-static.html"?>

  <title>Cross GCC-&gcc-version; - Static</title>

  <indexterm zone="ch-cross-tools-gcc-static">
    <primary sortas="a-GCC">GCC</primary>
    <secondary>cross tools, static</secondary>
  </indexterm>

  <sect2 role="package">
    <title/>

    <para>The GCC package contains the GNU compiler collection, which includes
    the C and C++ compilers.</para>

  </sect2>

  <sect2 role="installation">
    <title>Installation of Cross GCC Compiler with Static libgcc
    and no Threads</title>

    <para os="p1">To make sure that a couple of tools use the proper syntax,
    apply the following patch:</para>

<screen os="p2"><userinput>patch -Np1 -i ../&gcc-posix-patch;</userinput></screen>

    <para os="c">The GCC documentation recommends building GCC outside of the source
    directory in a dedicated build directory:</para>

<screen os="d"><userinput>mkdir -v ../gcc-build
cd ../gcc-build</userinput></screen>

    <para os="e">Prepare GCC for compilation:</para>

<screen os="ae"><userinput>../gcc-&gcc-version;/configure --prefix=${CLFS}/cross-tools \
    --target=${CLFS_TARGET} --disable-multilib \
    --with-sysroot=${CLFS} --disable-nls --disable-shared \
    --without-headers --with-newlib --disable-decimal-float \
    --disable-libgomp --disable-libmudflap --disable-libssp \
    --disable-threads --enable-languages=c</userinput></screen>

    <variablelist os="af">
      <title>The meaning of the configure options:</title>

      <varlistentry>
        <term><parameter>--disable-shared</parameter></term>
        <listitem>
          <para>Disables the creation of the shared libraries.</para>
        </listitem>
      </varlistentry>

      <varlistentry>
        <term><parameter>--disable-threads</parameter></term>
        <listitem>
          <para>This will prevent GCC from looking for the multi-thread
          include files, since they haven't been created for this architecture
          yet. GCC will be able to find the multi-thread information after
          the Glibc headers are created.</para>
        </listitem>
      </varlistentry>

      <varlistentry>
        <term><parameter>--enable-languages=c</parameter></term>
        <listitem>
          <para>This option ensures that only the C compiler is built.</para>
        </listitem>
      </varlistentry>

    </variablelist>

    <para os="ag">Continue with compiling the package:</para>

<screen os="ah"><userinput>make</userinput></screen>

    <para os="ai">Install the package:</para>

<screen os="aj"><userinput>make install</userinput></screen>

  </sect2>

  <sect2 role="content">
    <title/>

    <para>Details on this package are located in <xref
    linkend="contents-gcc" role="."/></para>

  </sect2>

</sect1>