[Bug fortran/56378] New: gfortran internal compiler error

[david.sagan at gmail dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56378

             Bug #: 56378
           Summary: gfortran internal compiler error
    Classification: Unclassified
           Product: gcc
           Version: 4.7.2
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: fortran
        AssignedTo: unassigned@gcc.gnu.org
        ReportedBy: david.sagan@gmail.com


1) Unpack and cd to the attached directory

2) Run the "doit" script. The result is:

DCS:erpsim1:~/dcs/bmad_distribution/bmad_dist/bad> gfortran --version
GNU Fortran (GCC) 4.6.2
Copyright (C) 2011 Free Software Foundation, Inc.

DCS:erpsim1:~/dcs/bmad_distribution/bmad_dist/bad> ./doit
compiling: precision_def.f90
compiling: bmad_struct.f90
compiling: fortran_cpp_utils.f90
compiling: bmad_cpp_convert_mod.f90
bmad_cpp_convert_mod.f90: In function 'lat_to_c':
bmad_cpp_convert_mod.f90:5622:0: internal compiler error: Segmentation fault
Please submit a full bug report,
with preprocessed source if appropriate.
See <http://gcc.gnu.org/bugs.html> for instructions.


This bug also appears with 4.6.3 and 4.7.2 (GNU Fortran (MacPorts gcc47
4.7.2_2). I have reproduced this bug on Linux and Mac.