[petsc-dev] macro wrappers around functions to caste suck

[Jed Brown]

Barry Smith <bsmith at mcs.anl.gov> writes:

>    That was my rationalization for ugly code; until a better solution
>    appeared and I no longer needed the rationalization :-)

Okay, are we removing _all_ those casts, or only for a few highly-used
PetscObject functions?  PetscObjectComm() is one we changed recently.

Note that absorbing the cast into the macro is backward-compatible in
that code with an explicit cast continues to work without a warning.