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| author | Bruce Dubbs <bdubbs@linuxfromscratch.org> | 2014-05-11 21:58:56 +0000 |
|---|---|---|
| committer | Bruce Dubbs <bdubbs@linuxfromscratch.org> | 2014-05-11 21:58:56 +0000 |
| commit | 6206f72d670d6b9de52f40e3dc54648d08146801 (patch) | |
| tree | 02b5539f734d2fbe87d583789ca368b579fcfa92 /chapter06/binutils.xml | |
| parent | f6fe5000d71afe93a210ee5e0976fac1a114c03f (diff) | |
Add a patch to binutils to enable LTO with gcc-4.9.0.
Remove omit-frame-pointer in gcc-pass2 and Chapter 6 gcc.
git-svn-id: http://svn.linuxfromscratch.org/LFS/trunk/BOOK@10561 4aa44e1e-78dd-0310-a6d2-fbcd4c07a689
Diffstat (limited to 'chapter06/binutils.xml')
| -rw-r--r-- | chapter06/binutils.xml | 11 |
1 files changed, 5 insertions, 6 deletions
diff --git a/chapter06/binutils.xml b/chapter06/binutils.xml index ae8aff092..8daeb5616 100644 --- a/chapter06/binutils.xml +++ b/chapter06/binutils.xml @@ -64,6 +64,11 @@ Ask your system administrator to create more.</computeroutput></screen> <screen><userinput remap="pre">rm -fv etc/standards.info sed -i.bak '/^INFO/s/standards.info //' etc/Makefile.in</userinput></screen> + <para>Add an upstream patch to use gcc's link time optimization (LTO) + the default:</para> + +<screen><userinput remap="pre">patch -Np1 -i ../&binutils-lto-patch;</userinput></screen> + <para>The Binutils documentation recommends building Binutils outside of the source directory in a dedicated build directory:</para> @@ -114,15 +119,9 @@ cd ../binutils-build</userinput></screen> <para>Install the package:</para> <screen><userinput remap="install">make tooldir=/usr install</userinput></screen> -<!-- - <para>Install the <filename class="headerfile">libiberty</filename> header - file that is needed by some packages:</para> -<screen><userinput remap="install">cp -v ../binutils-&binutils-version;/include/libiberty.h /usr/include</userinput></screen> ---> </sect2> - <sect2 id="contents-binutils" role="content"> <title>Contents of Binutils</title> |