When I attempt to compile the snapshot of 05/22/2010 I get the following messages:
Comparing stages 2 and 3 warning: gcc/cc1-checksum.o differs Bootstrap comparison failure! libiberty/cp-demangle.o differs make[2]: *** [compare] Error 1 make[2]: Leaving directory `/home/mrichmon/gcc-4.6-20100522/g95' make[1]: *** [stage3-bubble] Error 2 make[1]: Leaving directory `/home/mrichmon/gcc-4.6-20100522/g95' make: *** [all] Error 2 Error running make -- Summary: Bootstrap comparison failure in snapshot of 05/22/2010 Product: gcc Version: 4.6.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: michael dot a dot richmond at nasa dot gov GCC build triplet: sparc-unknown-linux-gnu GCC host triplet: sparc-unknown-linux-gnu GCC target triplet: sparc-unknown-linux-gnu http://gcc.gnu.org/bugzilla/show_bug.cgi?id=44270