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@@ -43,29 +43,28 @@
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<sect2 role="installation">
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<title>Installation of GCC</title>
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- <para>Our first build of GCC has installed a couple of internal system
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- headers. Normally one of them, <filename>limits.h</filename>, will in turn
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- include the corresponding system <filename>limits.h</filename> header, in
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- this case, <filename>/tools/include/limits.h</filename>. However, at the
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- time of the first build of gcc <filename>/tools/include/limits.h</filename>
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- did not exist, so the internal header that GCC installed is a partial,
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- self-contained file and does not include the extended features of the
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- system header. This was adequate for building the temporary libc, but this
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- build of GCC now requires the full internal header. Create a full version
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- of the internal header using a command that is identical to what the GCC
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- build system does in normal circumstances:</para>
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+ <para arch="default">As in the first build of GCC, the GMP, MPFR, and MPC packages are
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+ required. Unpack the tarballs and move them into the required directory
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+ names:</para>
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+ <para arch="ml_32,ml_x32,ml_all">As in the first build of GCC, the GMP, MPFR, MPC and ISL packages are
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+ required. Unpack the tarballs and move them into the required directory
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+ names:</para>
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-<screen><userinput remap="pre">cat gcc/limitx.h gcc/glimits.h gcc/limity.h > \
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- `dirname $($LFS_TGT-gcc -print-libgcc-file-name)`/include-fixed/limits.h</userinput></screen>
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-<!--
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- <para>For x86 machines, the limited number of registers is a bottleneck
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- for the system. Free one up by not using a frame pointer that is not
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- needed:</para>
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+<screen arch="default"><userinput remap="pre">tar -xf ../mpfr-&mpfr-version;.tar.xz
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+mv -v mpfr-&mpfr-version; mpfr
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+tar -xf ../gmp-&gmp-version;.tar.xz
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+mv -v gmp-&gmp-version; gmp
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+tar -xf ../mpc-&mpc-version;.tar.gz
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+mv -v mpc-&mpc-version; mpc</userinput></screen>
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+<screen arch="ml_32,ml_x32,ml_all"><userinput remap="pre">tar -xf ../mpfr-&mpfr-version;.tar.xz
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+mv -v mpfr-&mpfr-version; mpfr
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+tar -xf ../gmp-&gmp-version;.tar.xz
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+mv -v gmp-&gmp-version; gmp
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+tar -xf ../mpc-&mpc-version;.tar.gz
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+mv -v mpc-&mpc-version; mpc
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+tar -xf ../isl-&isl-version;.tar.xz
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+mv -v isl-&isl-version; isl</userinput></screen>
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-<screen><userinput remap="pre">case `uname -m` in
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- i?86) sed -i 's/^T_CFLAGS =$/& -fomit-frame-pointer/' gcc/Makefile.in ;;
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-esac</userinput></screen>
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--->
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<para>Once again, change the location of GCC's default dynamic linker to
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use the one installed in <filename
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class="directory">/tools</filename>.</para>
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@@ -91,43 +90,29 @@ sed -e "/^#define[[:blank:]]*STANDARD_STARTFILE_PREFIX_1/ s;\".*\";\"/tools/lib/
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;;
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esac</userinput></screen>
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- <para arch="ml_32,ml_x32,ml_all">Change the default directory name for 64-bit
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- libraries to <quote>lib</quote>:</para>
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-
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-<screen arch="ml_32,ml_x32,ml_all"><userinput remap="pre">sed -e '/m64=/s/lib64/lib/' \
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- -e '/m32=/s/m32=.*/m32=..\/lib32$(call if_multiarch,:i386-linux-gnu)/' \
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- -i.orig gcc/config/i386/t-linux64</userinput></screen>
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-
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- <para arch="default">As in the first build of GCC it requires the GMP,
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- MPFR, and MPC packages. Unpack the tarballs and move them into the
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- required directory names:</para>
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-
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- <para arch="ml_32,ml_x32,ml_all">As in the first build of GCC it requires the GMP,
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- ISL, MPFR, and MPC packages. Unpack the tarballs and move them into the
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- required directory names:</para>
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-
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-<screen arch="default"><userinput remap="pre">tar -xf ../mpfr-&mpfr-version;.tar.xz
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-mv -v mpfr-&mpfr-version; mpfr
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-tar -xf ../gmp-&gmp-version;.tar.xz
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-mv -v gmp-&gmp-version; gmp
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-tar -xf ../mpc-&mpc-version;.tar.gz
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-mv -v mpc-&mpc-version; mpc</userinput></screen>
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-<screen arch="ml_32,ml_x32,ml_all"><userinput remap="pre">tar -xf ../mpfr-&mpfr-version;.tar.xz
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-mv -v mpfr-&mpfr-version; mpfr
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-tar -xf ../gmp-&gmp-version;.tar.xz
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-mv -v gmp-&gmp-version; gmp
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-tar -xf ../mpc-&mpc-version;.tar.gz
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-mv -v mpc-&mpc-version; mpc
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-tar -xf ../isl-&isl-version;.tar.xz
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-mv -v isl-&isl-version; isl</userinput></screen>
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-
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- <para>
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- Now fix a problem introduced by Glibc-2.31:
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- </para>
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+ <para>Our first build of GCC has installed a couple of internal system
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+ headers. Normally one of them, <filename>limits.h</filename>, will in turn
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|
+ include the corresponding system <filename>limits.h</filename> header, in
|
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+ this case, <filename>/tools/include/limits.h</filename>. However, at the
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+ time of the first build of gcc <filename>/tools/include/limits.h</filename>
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+ did not exist, so the internal header that GCC installed is a partial,
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+ self-contained file and does not include the extended features of the
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+ system header. This was adequate for building the temporary libc, but this
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+ build of GCC now requires the full internal header. Create a full version
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+ of the internal header using a command that is identical to what the GCC
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+ build system does in normal circumstances:</para>
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-<screen><userinput remap="pre">sed -e '1161 s|^|//|' \
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- -i libsanitizer/sanitizer_common/sanitizer_platform_limits_posix.cc</userinput></screen>
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+<screen><userinput remap="pre">cat gcc/limitx.h gcc/glimits.h gcc/limity.h > \
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+ `dirname $($LFS_TGT-gcc -print-libgcc-file-name)`/include-fixed/limits.h</userinput></screen>
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+<!--
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+ <para>For x86 machines, the limited number of registers is a bottleneck
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+ for the system. Free one up by not using a frame pointer that is not
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+ needed:</para>
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+<screen><userinput remap="pre">case `uname -m` in
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+ i?86) sed -i 's/^T_CFLAGS =$/& -fomit-frame-pointer/' gcc/Makefile.in ;;
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+esac</userinput></screen>
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+-->
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<para>Create a separate build directory again:</para>
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<screen><userinput remap="pre">mkdir -v build
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Thomas Trepl