Current trunk (as well as the whole 4.2 branch, it seems), ICEs on the following invalid code:
module foo type bar logical, pointer, dimension(:) :: baz end type contains function func1() type(bar) func1 allocate(func1%baz(1)) end function function func2() type(bar) func2 allocate(func1%baz(1)) end function end module foo ~/tmp>gfortran -v bug.f90 Driving: gfortran -v bug.f90 -lgfortranbegin -lgfortran -lm -shared-libgcc Using built-in specs. Target: i686-pc-linux-gnu Configured with: /scratch/martin/gcc/configure --prefix=/afs/mpa/data/martin/ugcc --with-mpfr-include=/usr/include --with-mpfr-lib=/usr/lib --enable-languages=c++,fortran --enable-checking=release Thread model: posix gcc version 4.3.0 20080108 (experimental) [trunk revision 131394] (GCC) COLLECT_GCC_OPTIONS='-v' '-shared-libgcc' '-mtune=generic' /afs/mpa/data/martin/ugcc/libexec/gcc/i686-pc-linux-gnu/4.3.0/f951 bug.f90 -quiet -dumpbase bug.f90 -mtune=generic -auxbase bug -version -fintrinsic-modules-path /afs/mpa/data/martin/ugcc/lib/gcc/i686-pc-linux-gnu/4.3.0/finclude -o /tmp/ccOrwEru.s GNU F95 (GCC) version 4.3.0 20080108 (experimental) [trunk revision 131394] (i686-pc-linux-gnu) compiled by GNU C version 4.3.0 20080108 (experimental) [trunk revision 131394], GMP version 4.2.1, MPFR version 2.3.0. warning: GMP header version 4.2.1 differs from library version 4.2.2. GGC heuristics: --param ggc-min-expand=100 --param ggc-min-heapsize=131072 bug.f90: In function 'func2': bug.f90:8: internal compiler error: in gfc_conv_descriptor_dtype, at fortran/trans-array.c:224 Please submit a full bug report, with preprocessed source if appropriate. See <http://gcc.gnu.org/bugs.html> for instructions. -- Summary: ICE-on-invalid in gfc_conv_descriptor_dtype Product: gcc Version: 4.3.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: fortran AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: martin at mpa-garching dot mpg dot de 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=34714