http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58658
Bug ID: 58658 Summary: Pointer assignment to allocatable unlimited polymorphic accepted Product: gcc Version: 4.8.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: fortran Assignee: unassigned at gcc dot gnu.org Reporter: vladimir.fuka at gmail dot com subroutine sub(a) class(*),allocatable :: a a => null() end subroutine is accepted by gfortran -v Using built-in specs. COLLECT_GCC=gfortran COLLECT_LTO_WRAPPER=/usr/local/gcc-4.8/lib/gcc/x86_64-unknown-linux-gnu/4.8.1/lto-wrapper Target: x86_64-unknown-linux-gnu Configured with: ../gcc-4.8-20130509/configure --enable-languages=c,c++,fortran --with-cloog --prefix=/usr/local/gcc-4.8 Thread model: posix gcc version 4.8.1 20130509 (prerelease) (GCC)