I attempted to build from the current CVS development branch and got the following error:
make[1]: Entering directory `/opt/build/gcc-build/i686-pc-linux-gnu/libgfortran' make all-am make[2]: Entering directory `/opt/build/gcc-build/i686-pc-linux-gnu/libgfortran' /bin/sh ./libtool --mode=compile /opt/build/gcc-build/gcc/gfortran -B/opt/build/gcc-build/gcc/ -B/usr/local/i686-pc-linux-gnu/bin/ -B/usr/local/i686-pc-linux-gnu/lib/ -isystem /usr/local/i686-pc-linux-gnu/include -isystem /usr/local/i686-pc-linux-gnu/sys-include -g -O2 -Wall -fno-repack-arrays -fno-underscoring -c -o selected_int_kind.lo `test -f 'intrinsics/selected_int_kind.f90' || echo '../../../gcc/libgfortran/'`intrinsics/selected_int_kind.f90 /opt/build/gcc-build/gcc/gfortran -B/opt/build/gcc-build/gcc/ -B/usr/local/i686-pc-linux-gnu/bin/ -B/usr/local/i686-pc-linux-gnu/lib/ -isystem /usr/local/i686-pc-linux-gnu/include -isystem /usr/local/i686-pc-linux-gnu/sys-include -g -O2 -Wall -fno-repack-arrays -fno-underscoring -c ../../../gcc/libgfortran/intrinsics/selected_int_kind.f90 -fPIC -DPIC -o .libs/selected_int_kind.o gfortran: Internal error: Segmentation fault (program f951) Please submit a full bug report. See <URL:http://gcc.gnu.org/bugs.html> for instructions. make[2]: *** [selected_int_kind.lo] Error 1 make[2]: Leaving directory `/opt/build/gcc-build/i686-pc-linux-gnu/libgfortran' make[1]: *** [all] Error 2 make[1]: Leaving directory `/opt/build/gcc-build/i686-pc-linux-gnu/libgfortran' make: *** [all-target-libgfortran] Error 2 -- Summary: Build of current CVS fails in libgfortran Product: gcc Version: 4.0.0 Status: UNCONFIRMED Severity: normal Priority: P2 Component: libfortran AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: jim at dishaw dot org CC: gcc-bugs at gcc dot gnu dot org GCC build triplet: i686-pc-linux-gnu GCC host triplet: i686-pc-linux-gnu GCC target triplet: i686-pc-linux-gnu http://gcc.gnu.org/bugzilla/show_bug.cgi?id=18261