./../dist/include/js -I../../dist/include -I/usr/include/nspr    -I../../dist/sdk/include -I.    -fPIC -DGENTOO_NSPLUGINS_DIR=\"/usr/lib/nsplugins\" -DGENTOO_NSBROWSER_PLUGINS_DIR=\"/usr/lib/nsbrowser/plugins\"   -W -Wno-unused -Wpointer-arith -Wcast-align -Wno-long-long -march=i686 -pipe -Wno-return-type -w -pthread -pipe  -DNDEBUG -DTRIMMED -ffunction-sections -O2  -DGENTOO_NSPLUGINS_DIR=\"/usr/lib/nsplugins\" -DGENTOO_NSBROWSER_PLUGINS_DIR=\"/usr/lib/nsbrowser/plugins\"  -include ../../mozilla-config.h -DMOZILLA_CLIENT -Wp,-MD,.deps/jsregexp.pp jsregexp.c
jsparse.c: In function 'Statement':
jsparse.c:2478: internal compiler error: in get_expr_operands, at tree-ssa-operands.c:1330
Please submit a full bug report,
with preprocessed source if appropriate.
See <URL:http://bugs.gentoo.org/> for instructions.
jsscan.c
i686-pc-linux-gnu-gcc -o jsscan.o -c -fvisibility=hidden -DOSTYPE=\"Linux2.6\" -DOSARCH=\"Linux\" -DBUILD_ID=2007071702 -DEXPORT_JS_API  -DJS_USE_SAFE_ARENA   -I../../dist/include/js -I../../dist/include -I/usr/include/nspr    -I../../dist/sdk/include -I.    -fPIC -DGENTOO_NSPLUGINS_DIR=\"/usr/lib/nsplugins\" -DGENTOO_NSBROWSER_PLUGINS_DIR=\"/usr/lib/nsbrowser/plugins\"   -W -Wno-unused -Wpointer-arith -Wcast-align -Wno-long-long -march=i686 -pipe -Wno-return-type -w -pthread -pipe  -DNDEBUG -DTRIMMED -ffunction-sections -O2  -DGENTOO_NSPLUGINS_DIR=\"/usr/lib/nsplugins\" -DGENTOO_NSBROWSER_PLUGINS_DIR=\"/usr/lib/nsbrowser/plugins\"  -include ../../mozilla-config.h -DMOZILLA_CLIENT -Wp,-MD,.deps/jsscan.pp jsscan.c
The bug is not reproducible, so it is likely a hardware or OS problem.
gmake[3]: *** [jsparse.o] Error 1
gmake[3]: *** Waiting for unfinished jobs....
gmake[3]: Leaving directory `/var/tmp/portage/www-client/mozilla-firefox-2.0.0.4/work/mozilla/js/src'
gmake[2]: *** [libs] Error 2
gmake[2]: Leaving directory `/var/tmp/portage/www-client/mozilla-firefox-2.0.0.4/work/mozilla/js'
gmake[1]: *** [tier_2] Error 2
gmake[1]: Leaving directory `/var/tmp/portage/www-client/mozilla-firefox-2.0.0.4/work/mozilla'
make: *** [default] Error 2

!!! ERROR: www-client/mozilla-firefox-2.0.0.4 failed.
Call stack:
  ebuild.sh, line 1621:   Called dyn_compile
  ebuild.sh, line 973:   Called qa_call 'src_compile'
  ebuild.sh, line 44:   Called src_compile
  mozilla-firefox-2.0.0.4.ebuild, line 192:   Called die

!!! (no error message)
!!! 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/www-client/mozilla-firefox-2.0.0.4/temp/build.log'.



----------------------
updated part 


 emerge -pv mozilla-firefox

These are the packages that would be merged, in order:

Calculating dependencies... done!
[ebuild  N    ] www-client/mozilla-firefox-2.0.0.4  USE="ipv6 -bindist -debug -filepicker -gnome -java -mozdevelop -moznopango -restrict-javascript -xforms -xinerama -xprint" LINGUAS="-af -ar -be -bg -ca -cs -da -de -el -en_GB -es -es_AR -es_ES -eu -fi -fr -fy -fy_NL -ga -ga_IE -gu -gu_IN -he -hu -it -ja -ka -ko -ku -lt -mk -mn -nb -nb_NO -nl -nn -nn_NO -pa -pa_IN -pl -pt -pt_BR -pt_PT -ro -ru -sk -sl -sv -sv_SE -tr -zh -zh_CN -zh_TW" 0 kB

Total: 1 package (1 new), Size of downloads: 0 kB