Remove unneeded instructions from gcc

git-svn-id: http://svn.linuxfromscratch.org/LFS/trunk/BOOK@10551 4aa44e1e-78dd-0310-a6d2-fbcd4c07a689

chapter06/gcc.xml

@@ -49,18 +49,6 @@
 <screen><userinput remap="pre">case `uname -m` in
   i?86) sed -i 's/^T_CFLAGS =$/&amp; -fomit-frame-pointer/' gcc/Makefile.in ;;
 esac</userinput></screen>
-<!--
-    <para>Workaround a bug so that GCC doesn't install
-    <filename class="libraryfile">libiberty.a</filename>, which is already
-    provided by Binutils:</para>
-
-<screen><userinput remap="pre">sed -i 's/install_to_$(INSTALL_DEST) //' libiberty/Makefile.in</userinput></screen>
--->
-    <para>Also fix an error in one of the check Makefiles and disable one test in
-    the g++ libmudflap test suite:</para>
-
-<screen><userinput remap="pre">sed -i -e /autogen/d -e /check.sh/d fixincludes/Makefile.in 
-mv -v libmudflap/testsuite/libmudflap.c++/pass41-frag.cxx{,.disable}</userinput></screen>
 
     <para>The GCC documentation recommends building GCC outside of the source
     directory in a dedicated build directory:</para>