http://gcc.gnu.org/cgi-bin/gnatsweb.pl?cmd=view&pr=3749&database=gcc Reproduced with gcc version 3.0.2 20010915 (prerelease) I get a SIGSEGV on line 439 of ggc-page.c, in lookup_page_table_entry(): return base[L1]L2]; -- Craig Rodrigues http://www.gis.net/~craigr rodrigc@mediaone.net