bitcoin-qt

I have boost-1.58-r1 installed, and trying to emerge bitcoin-qt-0.10.2. Getting the following error.
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/usr/include/boost/variant/get.hpp:284:33:   required from ‘typename boost::add_reference<T>::type boost::get(boost::variant<T0, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14, T15, T16, T17, T18, T19>&) [with U = const CScriptID&; T0 = CNoDestination; T1 = CKeyID; T2 = CScriptID; T3 = boost::detail::variant::void_; T4 = boost::detail::variant::void_; T5 = boost::detail::variant::void_; T6 = boost::detail::variant::void_; T7 = boost::detail::variant::void_; T8 = boost::detail::variant::void_; T9 = boost::detail::variant::void_; T10 = boost::detail::variant::void_; T11 = boost::detail::variant::void_; T12 = boost::detail::variant::void_; T13 = boost::detail::variant::void_; T14 = boost::detail::variant::void_; T15 = boost::detail::variant::void_; T16 = boost::detail::variant::void_; T17 = boost::detail::variant::void_; T18 = boost::detail::variant::void_; T19 = boost::detail::variant::void_; typename boost::add_reference<T>::type = const CScriptID&]’
rpcrawtransaction.cpp:290:77:   required from here
/usr/include/boost/variant/get.hpp:178:5: error: invalid application of ‘sizeof’ to incomplete type ‘boost::STATIC_ASSERTION_FAILURE<false>’
     BOOST_STATIC_ASSERT_MSG(
     ^
x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I../src/config  -I. -I./obj -pthread -I/usr/include -I/usr/include/leveldb/helpers/     -I/usr/include/db4.8/  -DBOOST_SPIRIT_THREADSAFE -DHAVE_BUILD_INFO -D__STDC_FORMAT_MACROS  -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2  -march=native -O2 -pipe  -Wstack-protector -fstack-protector-all -fPIE -fvisibility=hidden -c -o libbitcoin_server_a-txdb.o `test -f 'txdb.cpp' || echo './'`txdb.cpp
x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I../src/config  -I. -I./obj -pthread -I/usr/include -I/usr/include/leveldb/helpers/     -I/usr/include/db4.8/  -DBOOST_SPIRIT_THREADSAFE -DHAVE_BUILD_INFO -D__STDC_FORMAT_MACROS  -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2  -march=native -O2 -pipe  -Wstack-protector -fstack-protector-all -fPIE -fvisibility=hidden -c -o libbitcoin_server_a-txmempool.o `test -f 'txmempool.cpp' || echo './'`txmempool.cpp
x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I../src/config  -I. -I./obj -pthread -I/usr/include -I/usr/include/leveldb/helpers/     -I/usr/include/db4.8/ -DBOOST_SPIRIT_THREADSAFE -DHAVE_BUILD_INFO -D__STDC_FORMAT_MACROS  -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2  -march=native -O2 -pipe  -Wstack-protector -fstack-protector-all -fPIE -fvisibility=hidden -c -o libbitcoin_wallet_a-db.o `test -f 'db.cpp' || echo './'`db.cpp
Makefile:3633: recipe for target 'libbitcoin_server_a-rpcrawtransaction.o' failed
make[2]: *** [libbitcoin_server_a-rpcrawtransaction.o] Error 1
make[2]: *** Waiting for unfinished jobs....
make[2]: Leaving directory '/var/tmp/portage/net-p2p/bitcoin-qt-0.10.2/work/bitcoin-d8ac90184254fea3a7f4991fd0529dfbd750aea0/src'
Makefile:6222: recipe for target 'all-recursive' failed
make[1]: *** [all-recursive] Error 1
make[1]: Leaving directory '/var/tmp/portage/net-p2p/bitcoin-qt-0.10.2/work/bitcoin-d8ac90184254fea3a7f4991fd0529dfbd750aea0/src'
Makefile:627: recipe for target 'all-recursive' failed
make: *** [all-recursive] Error 1
 * ERROR: net-p2p/bitcoin-qt-0.10.2::gentoo failed (compile phase):
 *   emake failed
 *
 * If you need support, post the output of `emerge --info '=net-p2p/bitcoin-qt-0.10.2::gentoo'`,
 * the complete build log and the output of `emerge -pqv '=net-p2p/bitcoin-qt-0.10.2::gentoo'`.
 * The complete build log is located at '/var/tmp/portage/net-p2p/bitcoin-qt-0.10.2/temp/build.log'.
 * The ebuild environment file is located at '/var/tmp/portage/net-p2p/bitcoin-qt-0.10.2/temp/environment'.
 * Working directory: '/var/tmp/portage/net-p2p/bitcoin-qt-0.10.2/work/bitcoin-d8ac90184254fea3a7f4991fd0529dfbd750aea0'
 * S: '/var/tmp/portage/net-p2p/bitcoin-qt-0.10.2/work/bitcoin-d8ac90184254fea3a7f4991fd0529dfbd750aea0'

>>> Failed to emerge net-p2p/bitcoin-qt-0.10.2, Log file:

>>>  '/var/tmp/portage/net-p2p/bitcoin-qt-0.10.2/temp/build.log'