[Bug bootstrap/53466] New: [4.8 Regression] Bootstrap failure

["hjl.tools at gmail dot com" <gcc-bugzilla at gcc dot gnu dot org>]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53466

             Bug #: 53466
           Summary: [4.8 Regression] Bootstrap failure
    Classification: Unclassified
           Product: gcc
           Version: 4.8.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: bootstrap
        AssignedTo: unassigned@gcc.gnu.org
        ReportedBy: hjl.tools@gmail.com
                CC: rguenth@gcc.gnu.org


On Linux/x86, revision 187800:

http://gcc.gnu.org/ml/gcc-cvs/2012-05/msg00797.html

caused:

Comparing stages 2 and 3
warning: gcc/cc1plus-checksum.o differs
warning: gcc/cc1obj-checksum.o differs
warning: gcc/cc1-checksum.o differs
Bootstrap comparison failure!
gcc/trans-mem.o differs
gcc/gimple-low.o differs
gcc/sese.o differs
make[5]: *** [compare] Error 1

Please make sure that compiler used for bootstrap
doesn't add anything to .comment section, which will
disable debug compare.