Не удается собрать gcc - потерянный файл

#emerge -uDvN sys-devel/gcc
...
!!! ERROR: sys-devel/gcc-3.4.6-r2 failed.
Call stack:
ebuild.sh, line 1614: Called dyn_unpack
ebuild.sh, line 751: Called qa_call 'src_unpack'
environment, line 5337: Called src_unpack
gcc-3.4.6-r2.ebuild, line 81: Called gcc_src_unpack
toolchain.eclass, line 1018: Called gcc_quick_unpack
toolchain.eclass, line 1870: Called unpack 'gdc-0.23-src.tar.bz2'
ebuild.sh, line 404: Called die

!!! gdc-0.23-src.tar.bz2 does not exist
!!! If you need support, post the topmost build error, and the call stack if relevant.
!!! A complete build log is located at '/var/tmp/portage/sys-devel/gcc-3.4.6-r2/temp/build.log'.