[Bug bootstrap/43170] New: gcc 4.5 20100218 bootstrap compare fails on os x 10.6

["hal at oz dot net" <gcc-bugzilla at gcc dot gnu dot org>]

The gcc 4.5 20100218 snapshot bootstrap fails when built on os x 10.6 with the
current Apple build tools.  The problem is still present at svn revision
157053:

$ svn info
Path: .
URL: svn://gcc.gnu.org/svn/gcc/trunk
Repository Root: svn://gcc.gnu.org/svn/gcc
Repository UUID: 138bc75d-0d04-0410-961f-82ee72b054a4
Revision: 157053
Node Kind: directory
Schedule: normal
Last Changed Author: jason
Last Changed Rev: 157053
Last Changed Date: 2010-02-24 11:26:45 -0800 (Wed, 24 Feb 2010)


Comparison error between stage 2 and stage 3:

Comparing stages 2 and 3
warning: gcc/cc1-checksum.o differs
warning: gcc/cc1plus-checksum.o differs
Bootstrap comparison failure!
x86_64-apple-darwin10.2.0/i386/libgomp/.libs/bar.o differs
x86_64-apple-darwin10.2.0/i386/libgomp/.libs/barrier.o differs
x86_64-apple-darwin10.2.0/i386/libgomp/.libs/env.o differs
x86_64-apple-darwin10.2.0/i386/libgomp/.libs/iter.o differs
x86_64-apple-darwin10.2.0/i386/libgomp/.libs/iter_ull.o differs
x86_64-apple-darwin10.2.0/i386/libgomp/.libs/lock.o differs
x86_64-apple-darwin10.2.0/i386/libgomp/.libs/loop.o differs
x86_64-apple-darwin10.2.0/i386/libgomp/.libs/loop_ull.o differs
x86_64-apple-darwin10.2.0/i386/libgomp/.libs/ordered.o differs
x86_64-apple-darwin10.2.0/i386/libgomp/.libs/parallel.o differs
x86_64-apple-darwin10.2.0/i386/libgomp/.libs/proc.o differs
x86_64-apple-darwin10.2.0/i386/libgomp/.libs/sections.o differs
x86_64-apple-darwin10.2.0/i386/libgomp/.libs/single.o differs
x86_64-apple-darwin10.2.0/i386/libgomp/.libs/task.o differs
x86_64-apple-darwin10.2.0/i386/libgomp/.libs/team.o differs
x86_64-apple-darwin10.2.0/i386/libgomp/.libs/work.o differs
x86_64-apple-darwin10.2.0/i386/libgomp/bar.o differs
x86_64-apple-darwin10.2.0/i386/libgomp/barrier.o differs
x86_64-apple-darwin10.2.0/i386/libgomp/env.o differs
x86_64-apple-darwin10.2.0/i386/libgomp/iter.o differs
x86_64-apple-darwin10.2.0/i386/libgomp/iter_ull.o differs
x86_64-apple-darwin10.2.0/i386/libgomp/lock.o differs
x86_64-apple-darwin10.2.0/i386/libgomp/loop.o differs
x86_64-apple-darwin10.2.0/i386/libgomp/loop_ull.o differs
x86_64-apple-darwin10.2.0/i386/libgomp/ordered.o differs
x86_64-apple-darwin10.2.0/i386/libgomp/parallel.o differs
x86_64-apple-darwin10.2.0/i386/libgomp/proc.o differs
x86_64-apple-darwin10.2.0/i386/libgomp/sections.o differs
x86_64-apple-darwin10.2.0/i386/libgomp/single.o differs
x86_64-apple-darwin10.2.0/i386/libgomp/task.o differs
x86_64-apple-darwin10.2.0/i386/libgomp/team.o differs
x86_64-apple-darwin10.2.0/i386/libgomp/work.o differs
x86_64-apple-darwin10.2.0/libgomp/.libs/bar.o differs
x86_64-apple-darwin10.2.0/libgomp/.libs/barrier.o differs
x86_64-apple-darwin10.2.0/libgomp/.libs/env.o differs
x86_64-apple-darwin10.2.0/libgomp/.libs/iter.o differs
x86_64-apple-darwin10.2.0/libgomp/.libs/iter_ull.o differs
x86_64-apple-darwin10.2.0/libgomp/.libs/lock.o differs
x86_64-apple-darwin10.2.0/libgomp/.libs/loop.o differs
x86_64-apple-darwin10.2.0/libgomp/.libs/loop_ull.o differs
x86_64-apple-darwin10.2.0/libgomp/.libs/ordered.o differs
x86_64-apple-darwin10.2.0/libgomp/.libs/parallel.o differs
x86_64-apple-darwin10.2.0/libgomp/.libs/proc.o differs
x86_64-apple-darwin10.2.0/libgomp/.libs/sections.o differs
x86_64-apple-darwin10.2.0/libgomp/.libs/single.o differs
x86_64-apple-darwin10.2.0/libgomp/.libs/task.o differs
x86_64-apple-darwin10.2.0/libgomp/.libs/team.o differs
x86_64-apple-darwin10.2.0/libgomp/.libs/work.o differs
x86_64-apple-darwin10.2.0/libgomp/bar.o differs
x86_64-apple-darwin10.2.0/libgomp/barrier.o differs
x86_64-apple-darwin10.2.0/libgomp/env.o differs
x86_64-apple-darwin10.2.0/libgomp/iter.o differs
x86_64-apple-darwin10.2.0/libgomp/iter_ull.o differs
x86_64-apple-darwin10.2.0/libgomp/lock.o differs
x86_64-apple-darwin10.2.0/libgomp/loop.o differs
x86_64-apple-darwin10.2.0/libgomp/loop_ull.o differs
x86_64-apple-darwin10.2.0/libgomp/ordered.o differs
x86_64-apple-darwin10.2.0/libgomp/parallel.o differs
x86_64-apple-darwin10.2.0/libgomp/proc.o differs
x86_64-apple-darwin10.2.0/libgomp/sections.o differs
x86_64-apple-darwin10.2.0/libgomp/single.o differs
x86_64-apple-darwin10.2.0/libgomp/task.o differs
x86_64-apple-darwin10.2.0/libgomp/team.o differs
x86_64-apple-darwin10.2.0/libgomp/work.o differs
make[2]: *** [compare] Error 1
make[1]: *** [stage3-bubble] Error 2
make: *** [all] Error 2


The problem was not present in the prior week's snapshot (20100211), which did
build successfully.


-- 
           Summary: gcc 4.5 20100218 bootstrap compare fails on os x 10.6
           Product: gcc
           Version: 4.5.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: bootstrap
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: hal at oz dot net


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43170