gcc45 installation fails

[jonas@…]

Installation of gcc45 fails:

...
x86_64-apple-darwin10/libgomp/work.o differs
make[2]: *** [compare] Error 1
make[1]: *** [stage3-bubble] Error 2
make: *** [bootstrap] Error 2
shell command " cd "/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_ports_lang_gcc45/work/build" && /usr/bin/make -j4 bootstrap " returned error 2
Error: Target org.macports.build returned: shell command failed
DEBUG: Backtrace: shell command failed
    while executing
"command_exec build"
    (procedure "portbuild::build_main" line 8)
    invoked from within
"$procedure $targetname"
Warning: the following items did not execute (for gcc45): org.macports.activate org.macports.build org.macports.destroot org.macports.install
Log for gcc45 is at: /opt/local/var/macports/logs/_opt_local_var_macports_sources_rsync.macports.org_release_ports_lang_gcc45/main.log
Error: Status 1 encountered during processing.
To report a bug, see <http://guide.macports.org/#project.tickets>

--
Mac OS 10.6
XCode 3.2.2 (Xcode IDE: 1650.0, Xcode Core: 1648.0, ToolSupport: 1631.0)
Current GCC: gcc version 4.2.1 (Apple Inc. build 5659)
Command: sudo port install gcc45

[jonas@…]

Command line output

[jonas@…]

log file main.log

[jmr@…]

Is this still a problem with 4.5.3? It builds OK on the buildbot at least: ​http://packages.macports.org/gcc45/