initdb: major failures under Solaris 2.6/gcc 2.8.1

I'm still investigating, but here is what initdb is givign me right now...
if anyone has any suggestions while I debug at this end, great...:

./initdb --pglib=/home/centre/marc/pgsql/lib --pgdata=/home/centre/marc/pgsql/data

We are initializing the database system with username marc (uid=1416).
This user will own all the files and must also own the server process.

Creating Postgres database system directory /home/centre/marc/pgsql/data

Creating Postgres database system directory
/home/centre/marc/pgsql/data/base

Creating template database in /home/centre/marc/pgsql/data/base/template1

Creating global classes in /home/centre/marc/pgsql/data/base

Adding template1 database to pg_database...

Vacuuming template1
Segmentation Fault - core dumped
Segmentation Fault - core dumped
Creating public pg_user view
Segmentation Fault - core dumped
Segmentation Fault - core dumped
Segmentation Fault - core dumped
mv: cannot access /home/centre/marc/pgsql/data/base/template1/xpg_user
Segmentation Fault - core dumped
Segmentation Fault - core dumped
Creating view pg_rules
Segmentation Fault - core dumped
Segmentation Fault - core dumped
Segmentation Fault - core dumped
mv: cannot access /home/centre/marc/pgsql/data/base/template1/xpg_rules
Segmentation Fault - core dumped
Creating view pg_views
Segmentation Fault - core dumped
Segmentation Fault - core dumped
Segmentation Fault - core dumped
mv: cannot access /home/centre/marc/pgsql/data/base/template1/xpg_views
Segmentation Fault - core dumped
Creating view pg_tables
Segmentation Fault - core dumped
Segmentation Fault - core dumped
Segmentation Fault - core dumped
mv: cannot access /home/centre/marc/pgsql/data/base/template1/xpg_tables
Segmentation Fault - core dumped
Creating view pg_indexes
Segmentation Fault - core dumped
Segmentation Fault - core dumped
Segmentation Fault - core dumped
mv: cannot access /home/centre/marc/pgsql/data/base/template1/xpg_indexes
Segmentation Fault - core dumped
Loading pg_description
Segmentation Fault - core dumped
Segmentation Fault - core dumped
Segmentation Fault - core dumped

Marc G. Fournier                               scrappy@hub.org
Systems Administrator @ hub.org
scrappy@{postgresql|isc}.org                       ICQ#7615664