[Bug c/46086] New: fail to build gcc 4.5.2 on sparc64-portbld-freebsd9.0 - configure: error: cannot compute suffix of object files: cannot compile

[mexas at bristol dot ac.uk]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46086

           Summary: fail to build gcc 4.5.2 on sparc64-portbld-freebsd9.0
                    - configure: error: cannot compute suffix of object
                    files: cannot compile
           Product: gcc
           Version: 4.5.2
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: c
        AssignedTo: unassig...@gcc.gnu.org
        ReportedBy: me...@bristol.ac.uk


Created attachment 22087
  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=22087
/usr/ports/lang/gcc45/work/build/sparc64-portbld-freebsd9.0/libgcc/config.log

running make gives this error:

*skip*

gmake[3]: Entering directory `/usr/ports/lang/gcc45/work/build/libcpp'
gmake[3]: Nothing to be done for `all'.
gmake[3]: Leaving directory `/usr/ports/lang/gcc45/work/build/libcpp'
gmake[3]: Entering directory `/usr/ports/lang/gcc45/work/build/libdecnumber'
gmake[3]: Nothing to be done for `all'.
gmake[3]: Leaving directory `/usr/ports/lang/gcc45/work/build/libdecnumber'
gmake[3]: Entering directory `/usr/ports/lang/gcc45/work/build/gcc'
gmake[3]: Leaving directory `/usr/ports/lang/gcc45/work/build/gcc'
Checking multilib configuration for libgcc...
Configuring stage 2 in sparc64-portbld-freebsd9.0/libgcc
configure: loading cache ./config.cache
checking for --enable-version-specific-runtime-libs... no
checking for a BSD-compatible install... /usr/bin/install -c -o root -g wheel
checking for gawk... nawk
checking build system type... sparc64-portbld-freebsd9.0
checking host system type... sparc64-portbld-freebsd9.0
checking for sparc64-portbld-freebsd9.0-ar...
/usr/local/sparc64-portbld-freebsd9.0/bin/ar
checking for sparc64-portbld-freebsd9.0-lipo... lipo
checking for sparc64-portbld-freebsd9.0-nm...
/usr/ports/lang/gcc45/work/build/./gcc/nm
checking for sparc64-portbld-freebsd9.0-ranlib...
/usr/local/sparc64-portbld-freebsd9.0/bin/ranlib
checking for sparc64-portbld-freebsd9.0-strip...
/usr/local/sparc64-portbld-freebsd9.0/bin/strip
checking whether ln -s works... yes
checking for sparc64-portbld-freebsd9.0-gcc...
/usr/ports/lang/gcc45/work/build/./gcc/xgcc
-B/usr/ports/lang/gcc45/work/build/./gcc/
-B/usr/local/sparc64-portbld-freebsd9.0/bin/
-B/usr/local/sparc64-portbld-freebsd9.0/lib/ -isystem
/usr/local/sparc64-portbld-freebsd9.0/include -isystem
/usr/local/sparc64-portbld-freebsd9.0/sys-include   
checking for suffix of object files... configure: error: in
`/usr/ports/lang/gcc45/work/build/sparc64-portbld-freebsd9.0/libgcc':
configure: error: cannot compute suffix of object files: cannot compile
See `config.log' for more details.
gmake[2]: *** [configure-stage2-target-libgcc] Error 1
gmake[2]: Leaving directory `/usr/ports/lang/gcc45/work/build'
gmake[1]: *** [stage2-bubble] Error 2
gmake[1]: Leaving directory `/usr/ports/lang/gcc45/work/build'
gmake: *** [bootstrap-lean] Error 2
*** Error code 1

Stop in /usr/ports/lang/gcc45.
*** Error code 1

The config.log file is attached.

many thanks
anton