gccとbinutilsとgdbのupgrade

# tar xvzf /some/where/gcc-2.95.2.tar.gz
# cd gcc-2.95.2/
# tar xvzf /some/where/binutils-2.9.5.0.16.tar.gz
# cd binutils-2.9.5.0.16
# mv bfd/ binutils/ gas/ gprof/ intl/ ld/ opcodes/ ..
# mv include/* ../include
# cd config
# for i in * ; do
#   if [ -f ../../config/$i ]; then rm -f $i ; fi
# done
# mv * ../../config ←なんかいわれるが無害
# cd ../..
# mv libiberty libiberty.old
# mv binutils-2.9.1.0.25/libiberty .
# rm -rf binutils-2.9.1.0.25/
# tar xvzf /some/where/gdb-4.18.tar.gz
# cd gdb-4.18
# mv gdb mmalloc sim readline utils ..
# cd ..
# mkdir obj
# cd obj
# ../configure --with-mmap --enable-languages="c,c++,java"
# vi gcc/Makefile ←collect2に-ldlでlinkするようにする
                    cxxmain.cが../libiberty.old/cplus-dem.cになるようにする
# vi gdb/Makefile ←gdbに-ldlでlinkするようにする
# make bootstrap 2>&1 | tee make_bootstrap.log
# make install

% cd /some/where
% gcc -v -o hello hello.c
Reading specs from /usr/local/lib/gcc-lib/i686-pc-linux-gnu/2.95.2/specs
gcc version 2.95.2 19991024 (release)
(snip)
GNU assembler version 2.9.5 (i686-pc-linux-gnu) using BFD version 2.9.5.0.16
% ./hello 
Hello, world.