install llvm error :P

[ganado@…]

sh-3.2# port install llvm-2.9
--->  Computing dependencies for llvm-2.9
--->  Building llvm-2.9
Error: Target org.macports.build returned: shell command failed (see log for details)
Log for llvm-2.9 is at: /opt/local/var/macports/logs/_opt_local_var_macports_sources_rsync.macports.org_release_ports_lang_llvm-2.9/llvm-2.9/main.log
Error: Status 1 encountered during processing.
To report a bug, see <http://guide.macports.org/#project.tickets>

i got an error like this, what can i do ? some parts of main.log below

:info:build make[2]: Leaving directory `/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_ports_lang_llvm-2.9/llvm-2.9/work/llvm-2.9/lib/Target'
:info:build make[1]: Leaving directory `/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_ports_lang_llvm-2.9/llvm-2.9/work/llvm-2.9/lib'
:info:build make[1]: Entering directory `/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_ports_lang_llvm-2.9/llvm-2.9/work/llvm-2.9/tools/llvm-shlib'
:info:build llvm[1]: Linking Release+Debug+Asserts Shared Library libLLVM-2.9.dylib
:info:build ld: in /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_ports_lang_llvm-2.9/llvm-2.9/work/llvm-2.9/Release+Debug+Asserts/lib/libLLVMLinker.a, file too small for architecture x86_64
:info:build clang: error: linker command failed with exit code 1 (use -v to see invocation)
:info:build make[1]: *** [/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_ports_lang_llvm-2.9/llvm-2.9/work/llvm-2.9/Release+Debug+Asserts/lib/libLLVM-2.9.dylib] Error 1
:info:build make[1]: Leaving directory `/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_ports_lang_llvm-2.9/llvm-2.9/work/llvm-2.9/tools/llvm-shlib'
:info:build make: *** [all] Error 1
:info:build make: Leaving directory `/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_ports_lang_llvm-2.9/llvm-2.9/work/llvm-2.9'
:info:build shell command " cd "/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_ports_lang_llvm-2.9/llvm-2.9/work/llvm-2.9" && /usr/bin/make -j4 -w all " returned error 2
:error:build Target org.macports.build returned: shell command failed (see log for details)
:debug:build Backtrace: shell command failed (see log for details)
    while executing
"command_exec build"
    (procedure "portbuild::build_main" line 8)
    invoked from within
"$procedure $targetname"
:info:build Warning: the following items did not execute (for llvm-2.9): org.macports.activate org.macports.build org.macports.destroot org.macports.install
:notice:build Log for llvm-2.9 is at: /opt/local/var/macports/logs/_opt_local_var_macports_sources_rsync.macports.org_release_ports_lang_llvm-2.9/llvm-2.9/main.log