[Bug target/61231] New: [4.9/4.10 Regression] bootstrap comparision failure on powerpc64le-linux-gnu

["doko at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61231

            Bug ID: 61231
           Summary: [4.9/4.10 Regression] bootstrap comparision failure on
                    powerpc64le-linux-gnu
           Product: gcc
           Version: 4.9.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: target
          Assignee: unassigned at gcc dot gnu.org
          Reporter: doko at gcc dot gnu.org

Seen on the trunk r210608, and the 4.9 branch r210592 on powerpc64le-linux-gnu,
using the 4.8.3 release candidate (plus the one rs6000 update) as a bootstrap
compiler:

trunk:
Comparing stages 2 and 3
warning: gcc/cc1objplus-checksum.o differs
warning: gcc/cc1plus-checksum.o differs
warning: gcc/cc1obj-checksum.o differs
warning: gcc/cc1-checksum.o differs
Bootstrap comparison failure!
gcc/ada/exp_attr.o differs
gcc/ada/exp_atag.o differs
gcc/ada/eval_fat.o differs
libiberty/xstrdup.o differs
libiberty/pic/argv.o differs
libiberty/pic/choose-temp.o differs
libiberty/pic/regex.o differs
libiberty/argv.o differs
libiberty/choose-temp.o differs
powerpc64le-linux-gnu/libstdc++-v3/src/debug/c++98/list.o differs
Makefile:21206: recipe for target 'compare' failed
make[4]: *** [compare] Error 1

4.9 branch:
Comparing stages 2 and 3
warning: gcc/cc1objplus-checksum.o differs
warning: gcc/cc1plus-checksum.o differs
warning: gcc/cc1obj-checksum.o differs
warning: gcc/cc1-checksum.o differs
Bootstrap comparison failure!
gcc/d/argtypes.dmd.o differs
libiberty/choose-temp.o differs
Makefile:20526: recipe for target 'compare' failed
make[4]: *** [compare] Error 1