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| author | Matthew Burgess <matthew@linuxfromscratch.org> | 2011-03-30 20:24:53 +0000 |
|---|---|---|
| committer | Matthew Burgess <matthew@linuxfromscratch.org> | 2011-03-30 20:24:53 +0000 |
| commit | 8aad43851e5620aca6ffff1e9bf94a64a60ca410 (patch) | |
| tree | 26d96ed3bbb0e7a59fb6aca9ee774b0ba285f4be /chapter05/gcc-pass1.xml | |
| parent | 2285de1012ba392f5c0e88c0f0589f8f3d9af029 (diff) | |
Upgrade to GCC-4.6.0. Fixes #2847.
git-svn-id: http://svn.linuxfromscratch.org/LFS/trunk/BOOK@9493 4aa44e1e-78dd-0310-a6d2-fbcd4c07a689
Diffstat (limited to 'chapter05/gcc-pass1.xml')
| -rw-r--r-- | chapter05/gcc-pass1.xml | 35 |
1 files changed, 14 insertions, 21 deletions
diff --git a/chapter05/gcc-pass1.xml b/chapter05/gcc-pass1.xml index 9420e5df6..5d21228ef 100644 --- a/chapter05/gcc-pass1.xml +++ b/chapter05/gcc-pass1.xml @@ -56,6 +56,12 @@ mv -v gmp-&gmp-version; gmp tar -zxf ../mpc-&mpc-version;.tar.gz mv -v mpc-&mpc-version; mpc</userinput></screen> +<para>Apply a patch that will allow the building of the libiberty and zlib +target libraries to be disabled as these do not build correctly in a +cross-compiled environment:</para> + +<screen><userinput remap="pre">patch -Np1 -i ../&gcc-crosscompile-patch;</userinput></screen> + <para>The GCC documentation recommends building GCC outside of the source directory in a dedicated build directory:</para> @@ -69,9 +75,9 @@ cd ../gcc-build</userinput></screen> --disable-nls --disable-shared --disable-multilib \ --disable-decimal-float --disable-threads \ --disable-libmudflap --disable-libssp \ - --disable-libgomp --enable-languages=c \ - --with-gmp-include=$(pwd)/gmp --with-gmp-lib=$(pwd)/gmp/.libs \ - --without-ppl --without-cloog</userinput></screen> + --disable-libgomp --disable-libquadmath \ + --disable-target-libiberty --disable-target-zlib \ + --enable-languages=c --without-ppl --without-cloog</userinput></screen> <variablelist> <title>The meaning of the configure options:</title> @@ -86,11 +92,12 @@ cd ../gcc-build</userinput></screen> </varlistentry> <varlistentry> - <term><parameter>--disable-decimal-float, --disable-threads, --disable-libmudflap, --disable-libssp, --disable-libgomp</parameter></term> + <term><parameter>--disable-decimal-float, --disable-threads, --disable-libmudflap, --disable-libssp, --disable-libgomp, --disable-libquadmath --disable-target-libiberty --disable-target-zlib</parameter></term> <listitem> - <para>These switches disable support for the decimal floating point extension, - threading, libmudflap, libssp and libgomp respectively. These features will fail - to compile when building a cross-compiler and are not necessary for the task of + <para>These switches disable support for the decimal floating point + extension, threading, libmudflap, libssp and libgomp, libquadmath, + libiberty and zlib respectively. These features will fail to compile + when building a cross-compiler and are not necessary for the task of cross-compiling the temporary libc.</para> </listitem> </varlistentry> @@ -112,20 +119,6 @@ cd ../gcc-build</userinput></screen> </varlistentry> <varlistentry> - <term><parameter>--with-gmp-include=...</parameter></term> - <listitem> - <para>This option tells GCC where the GMP headers are located.</para> - </listitem> - </varlistentry> - - <varlistentry> - <term><parameter>--with-gmp-lib=...</parameter></term> - <listitem> - <para>This option tells GCC where the GMP library is located.</para> - </listitem> - </varlistentry> - - <varlistentry> <term><parameter>--without-ppl, --without-cloog</parameter></term> <listitem> <para>These switches prevent GCC from building against the PPL and |