Hi,

I updated Hurd to 0.9, on the one hand the error related to libgc does 
not appear at the moment, but a guile error appears(Attached log).

On the other hand, if I compile libgc manually in the 'Check' phase it 
shows:

make[1]: Entering directory '/home/buzz/gits/D/bdwgc'
make  libstaticrootslib_test.la libstaticrootslib2_test.la cordtest 
gctest leaktest middletest smashtest hugetest realloc_test 
staticrootstest  threadleaktest threadkey_test subthreadcreate_test 
initsecondarythread_test  disclaim_test disclaim_bench
make[2]: Entering directory '/home/buzz/gits/D/bdwgc'
make[2]: 'libstaticrootslib_test.la' is up to date.
make[2]: 'libstaticrootslib2_test.la' is up to date.
make[2]: 'cordtest' is up to date.
make[2]: 'gctest' is up to date.
make[2]: 'leaktest' is up to date.
make[2]: 'middletest' is up to date.
make[2]: 'smashtest' is up to date.
make[2]: 'hugetest' is up to date.
make[2]: 'realloc_test' is up to date.
make[2]: 'staticrootstest' is up to date.
make[2]: 'threadleaktest' is up to date.
make[2]: 'threadkey_test' is up to date.
make[2]: 'subthreadcreate_test' is up to date.
make[2]: 'initsecondarythread_test' is up to date.
make[2]: 'disclaim_test' is up to date.
make[2]: 'disclaim_bench' is up to date.
make[2]: Leaving directory '/home/buzz/gits/D/bdwgc'
make  check-TESTS
make[2]: Entering directory '/home/buzz/gits/D/bdwgc'
make[3]: Entering directory '/home/buzz/gits/D/bdwgc'
PASS: cordtest
hurd: Can't add reference on Mach thread

Thanks