devel/boost-jam ISSUE unusable with gcc 4.6.3

[awarecons]

Looks like it can't be compiled with gcc 4.6+ and clang or any other,
except default gcc.

Probably needs some special patch to work around it?


===>  Building for boost-jam-1.52.0_1
cd /usr/ports/devel/boost-jam/work/boost_1_52_0/tools/build/v2/engine
&&  TMPDIR="/tmp" SHELL=/bin/sh NO_LINT=YES
ADDR2LINE="/usr/local/bin/addr2line" AR="/usr/local/bin/ar"
AS="/usr/local/bin/as" CPPFILT="/usr/local/bin/c++filt"
GPROF="/usr/local/bin/gprof" LD="/usr/local/bin/ld"
NM="/usr/local/bin/nm" OBJCOPY="/usr/local/bin/objcopy"
OBJDUMP="/usr/local/bin/objdump" RANLIB="/usr/local/bin/ranlib"
READELF="/usr/local/bin/readelf" SIZE="/usr/local/bin/size"
STRINGS="/usr/local/bin/strings" PREFIX=/usr/local
LOCALBASE=/usr/local  MOTIFLIB="-L/usr/local/lib -lXm -lXp"
LIBDIR="/usr/lib"  CC="gcc46" CFLAGS="-O2 -pipe -march=pentium4
-mtune=pentium4 -Wl,-rpath=/usr/local/lib/gcc46 -fno-strict-aliasing"
CPP="cpp46" CPPFLAGS="-O2 -pipe -march=pentium4 -mtune=pentium4
-Wno-error -w"  LDFLAGS=" -L/usr/local/lib
-Wl,-rpath=/usr/local/lib/gcc46"  CXX="g++46" CXXFLAGS="-O2 -pipe
-march=pentium4 -mtune=pentium4 -Wl,-rpath=/usr/local/lib/gcc46
-fno-strict-aliasing -O2 -pipe -march=pentium4 -mtune=pentium4
-Wno-error -w -Wl,-rpath=/usr/local/lib/gcc46"  MANPREFIX="/usr/local"
BSD_INSTALL_PROGRAM="install  -s -o root -g wheel -m 555"
BSD_INSTALL_LIB="install  -s -o root -g wheel -m 444"
BSD_INSTALL_SCRIPT="install  -o root -g wheel -m 555"
BSD_INSTALL_DATA="install  -o root -g wheel -m 444"
BSD_INSTALL_MAN="install  -o root -g wheel -m 444" ./build.sh gcc46
###
### Unknown toolset: gcc46
###
### You can specify the toolset as the argument, i.e.:
###     ./build.sh gcc
###
### Toolsets supported by this script are:
###     acc, como, darwin, gcc, intel-darwin, intel-linux, kcc, kylix,
###     mipspro, mingw(msys), pathscale, pgi, qcc, sun, sunpro, tru64cxx, vacpp
###
### A special toolset; cc, is available which is used as a fallback
### when a more specific toolset is not found and the cc command is
### detected. The 'cc' toolset will use the CC, CFLAGS, and LIBS
### envrironment variables, if present.
###
*** Error code 1

Stop in /usr/ports/devel/boost-jam.

===>>> make failed for devel/boost-jam
===>>> Aborting update

===>>> Update for devel/boost-jam failed
===>>> Aborting update

Terminated