[Bug fortran/57893] New: Crash for allocatable character string during compilation.

[jzwolak at vt dot edu]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57893

            Bug ID: 57893
           Summary: Crash for allocatable character string during
                    compilation.
           Product: gcc
           Version: 4.6.2
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: fortran
          Assignee: unassigned at gcc dot gnu.org
          Reporter: jzwolak at vt dot edu

Output:

f951: internal compiler error: in lhd_set_decl_assembler_name, at
langhooks.c:158
Please submit a full bug report,
with preprocessed source if appropriate.
See <http://gcc.gnu.org/bugs.html> for instructions.

For code similar to this:

module gfortran_crash
    character(len=:), allocatable :: myvar
end module

with command line "gfortran -c gfortran_crash.f90"

gfortran -v #output

Using built-in specs.
COLLECT_GCC=gfortran
COLLECT_LTO_WRAPPER=/usr/local/gfortran/libexec/gcc/x86_64-apple-darwin11/4.6.2/lto-wrapper
Target: x86_64-apple-darwin11
Configured with: ../gcc-4.6.2-RC-20111019/configure
--prefix=/usr/local/gfortran --with-gmp=/Users/fx/devel/gcc/deps-static/x86_64
--enable-languages=c,c++,fortran,objc,obj-c++ --build=x86_64-apple-darwin11
Thread model: posix
gcc version 4.6.2 20111019 (prerelease) (GCC)