[Bug fortran/49766] New: Fortran w/ CPP: Add tracking locations of tokens resulting from macro expansion

[burnus at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49766

           Summary: Fortran w/ CPP: Add tracking locations of tokens
                    resulting from macro expansion
           Product: gcc
           Version: 4.7.0
            Status: UNCONFIRMED
          Keywords: diagnostic
          Severity: normal
          Priority: P3
         Component: fortran
        AssignedTo: unassigned@gcc.gnu.org
        ReportedBy: burnus@gcc.gnu.org


The problem a patch should solve is described at
http://gcc.gnu.org/ml/gcc-patches/2010-12/msg00858.html
Namely: Providing a better diagnostic output if an error occurs with code which
is based on a macro expansion.

Latest patch series (for C/C++):
http://gcc.gnu.org/ml/gcc-patches/2011-07/msg01316.html

What needs to be done for gfortran is briefly described at
cf. http://gcc.gnu.org/ml/gcc-patches/2011-07/msg01330.html

The C/C++ patch which adds the diagnostic for comparison
http://gcc.gnu.org/ml/gcc-patches/2011-07/msg01317.html