[Bug bootstrap/48153] New: [4.7 Regression] Bootstrapping revision 171033 fails on x86_64-apple-darwin10

["dominiq at lps dot ens.fr" <gcc-bugzilla at gcc dot gnu dot org>]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=48153

           Summary: [4.7 Regression] Bootstrapping revision 171033 fails
                    on x86_64-apple-darwin10
           Product: gcc
           Version: 4.7.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: bootstrap
        AssignedTo: unassigned@gcc.gnu.org
        ReportedBy: dominiq@lps.ens.fr


Bootstrapping revision 171033 fails on x86_64-apple-darwin10 with

...
libtool: link: /opt/gcc/build_w/./gcc/gcj
-B/opt/gcc/build_w/x86_64-apple-darwin10.6.0/libjava/ -B/opt/gcc/build_w/./gcc/
-B/opt/gcc/gcc4.7w/x86_64-apple-darwin10.6.0/bin/
-B/opt/gcc/gcc4.7w/x86_64-apple-darwin10.6.0/lib/ -isystem
/opt/gcc/gcc4.7w/x86_64-apple-darwin10.6.0/include -isystem
/opt/gcc/gcc4.7w/x86_64-apple-darwin10.6.0/sys-include -fomit-frame-pointer -g
-O2 -o .libs/gcj-dbtool --main=gnu.gcj.tools.gcj_dbtool.Main -shared-libgcc
gnu/gcj/tools/gcj_dbtool/natMain.o gnu/gcj/tools/.libs/gcj_dbtool.o 
-L/opt/gcc/build_w/x86_64-apple-darwin10.6.0/libjava/.libs
-L/opt/gcc/build_w/x86_64-apple-darwin10.6.0/libjava ./.libs/libgcj.dylib
-L/opt/gcc/build_w/x86_64-apple-darwin10.6.0/libstdc++-v3/src
-L/opt/gcc/build_w/x86_64-apple-darwin10.6.0/libstdc++-v3/src/.libs -ldl -lz
Assertion failed: (!"Unknown one-operand"), function LinkLocation, file
/SourceCache/dwarf_utilities/dwarf_utilities-79/source/DWARFdSYM.cpp, line
1625.
...

Note that I use Xcode 3.2.6 with the as provided by 3.2.5. The following
command is enough to trigger the assert:

/opt/gcc/build_w/./gcc/gcj
-B/opt/gcc/build_w/x86_64-apple-darwin10.6.0/libjava/ -B/opt/gcc/build_w/./gcc/
--main=gnu.gcj.tools.gcj_dbtool.Main -shared-libgcc
gnu/gcj/tools/gcj_dbtool/natMain.o gnu/gcj/tools/.libs/gcj_dbtool.o
-L/opt/gcc/build_w/x86_64-apple-darwin10.6.0/libjava/.libs