[Bug regression/50484] New: [4.6 regression] ia64-portbld-freebsd9.0, conftest.c:16:1: internal compiler error: Segmentation fault: 11

[mexas at bristol dot ac.uk]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50484

             Bug #: 50484
           Summary: [4.6 regression] ia64-portbld-freebsd9.0,
                    conftest.c:16:1: internal compiler error: Segmentation
                    fault: 11
    Classification: Unclassified
           Product: gcc
           Version: 4.6.2
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: regression
        AssignedTo: unassigned@gcc.gnu.org
        ReportedBy: mexas@bristol.ac.uk


ia64-portbld-freebsd9.0

Last working version: gcc-4.6.2.20110902

Building 4.6.2.20110916 fails with:

Checking multilib configuration for libgcc...
Configuring stage 2 in ia64-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... gawk
checking build system type... ia64-portbld-freebsd9.0
checking host system type... ia64-portbld-freebsd9.0
checking for ia64-portbld-freebsd9.0-ar...
/usr/local/ia64-portbld-freebsd9.0/bin/ar
checking for ia64-portbld-freebsd9.0-lipo... lipo
checking for ia64-portbld-freebsd9.0-nm...
/usr/ports/lang/gcc46/work/build/./gcc/nm
checking for ia64-portbld-freebsd9.0-ranlib...
/usr/local/ia64-portbld-freebsd9.0/bin/ranlib
checking for ia64-portbld-freebsd9.0-strip...
/usr/local/ia64-portbld-freebsd9.0/bin/strip
checking whether ln -s works... yes
checking for ia64-portbld-freebsd9.0-gcc...
/usr/ports/lang/gcc46/work/build/./gcc/xgcc -B/usr/port
s/lang/gcc46/work/build/./gcc/ -B/usr/local/ia64-portbld-freebsd9.0/bin/
-B/usr/local/ia64-portbld-
freebsd9.0/lib/ -isystem /usr/local/ia64-portbld-freebsd9.0/include -isystem
/usr/local/ia64-portbl
d-freebsd9.0/sys-include
checking for suffix of object files... configure: error: in
`/usr/ports/lang/gcc46/work/build/ia64-
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


Full work/build/ia64-portbld-freebsd9.0/libgcc/config.log is attached.
Here's the relevant extract:

configure:3246: checking for suffix of object files
configure:3268: /usr/ports/lang/gcc46/work/build/./gcc/xgcc
-B/usr/ports/lang/gcc46/work/build/./gc
c/ -B/usr/local/ia64-portbld-freebsd9.0/bin/
-B/usr/local/ia64-portbld-freebsd9.0/lib/ -isystem /us
r/local/ia64-portbld-freebsd9.0/include -isystem
/usr/local/ia64-portbld-freebsd9.0/sys-include
-c -g -O2 -pipe -I/usr/local/include -fno-strict-aliasing  conftest.c >&5
conftest.c: In function 'main':
conftest.c:16:1: internal compiler error: Segmentation fault: 11