не собиратся dev-libs/boost

>>> Emerging (1 of 1) dev-libs/boost-1.34.1 to /
* boost_1_34_1.tar.bz2 MD5 ;-) ... [ ok ]
* boost_1_34_1.tar.bz2 RMD160 ;-) ... [ ok ]
* boost_1_34_1.tar.bz2 SHA1 ;-) ... [ ok ]
* boost_1_34_1.tar.bz2 SHA256 ;-) ... [ ok ]
* boost_1_34_1.tar.bz2 size ;-) ... [ ok ]
* checking ebuild checksums ;-) ... [ ok ]
* checking auxfile checksums ;-) ... [ ok ]
* checking miscfile checksums ;-) ... [ ok ]
* checking boost_1_34_1.tar.bz2 ;-) ... [ ok ]
>>> Unpacking source...
>>> Unpacking boost_1_34_1.tar.bz2 to /var/tmp/portage/dev-libs/boost-1.34.1/work
>>> Source unpacked.
>>> Compiling source in /var/tmp/portage/dev-libs/boost-1.34.1/work/boost_1_34_1 ...
* Writing new user-config.jam
* Using the following options to build:
* release debug-symbols=none optimization=none --user-config=/var/tmp/portage/dev-libs/boost-1.34.1/work/boost_1_34_1/user-config.jam
* Building shared libraries
/usr/portage/dev-libs/boost/boost-1.34.1.ebuild: line 123: 11159 Segmentation fault bjam ${NUMJOBS} ${OPTIONS} threading=single,multi runtime-link=${linkoption} link=${linkoption} --prefix="${D}/usr" --layout=system
*
* ERROR: dev-libs/boost-1.34.1 failed.
* Call stack:
* ebuild.sh, line 1648: Called dyn_compile
* ebuild.sh, line 988: Called qa_call 'src_compile'
* ebuild.sh, line 44: Called src_compile
* boost-1.34.1.ebuild, line 131: Called die
*
* building boost failed
* 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/dev-libs/boost-1.34.1/temp/build.log'.
*
* Messages for package dev-libs/boost-1.34.1:
* Using the following options to build:
* release debug-symbols=none optimization=none --user-config=/var/tmp/portage/dev-libs/boost-1.34.1/work/boost_1_34_1/user-config.jam
*
* ERROR: dev-libs/boost-1.34.1 failed.
* Call stack:
* ebuild.sh, line 1648: Called dyn_compile
* ebuild.sh, line 988: Called qa_call 'src_compile'
* ebuild.sh, line 44: Called src_compile
* boost-1.34.1.ebuild, line 131: Called die
*
* building boost failed
* 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/dev-libs/boost-1.34.1/temp/build.log'.
*

Такую вот шнягу выдает. То же и для 1.34.0-r1. Как его поставить?