[Bug bootstrap/48403] New: [4.7 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=48403

           Summary: [4.7 Regression] bootstrap failure
           Product: gcc
           Version: 4.7.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: bootstrap
        AssignedTo: unassigned@gcc.gnu.org
        ReportedBy: hjl.tools@gmail.com


On Linux/x86, revision 171845 failed to bootstrap:

http://gcc.gnu.org/ml/gcc-regression/2011-04/msg00036.html
http://gcc.gnu.org/ml/gcc-regression/2011-04/msg00037.html

Comparing stages 2 and 3
warning: gcc/cc1obj-checksum.o differs
warning: gcc/cc1plus-checksum.o differs
warning: gcc/cc1-checksum.o differs
Bootstrap comparison failure!
gcc/combine.o differs
gcc/tree-into-ssa.o differs
gcc/graphite-sese-to-poly.o differs
gcc/tree-loop-distribution.o differs
libiberty/regex.o differs
libiberty/pic/regex.o differs
libiberty/sha1.o differs

Revision 171834 is OK.