[Bug fortran/56226] Add support for DEC UNION and MAP extensions

[russelljbrennan at gmail dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56226

--- Comment #4 from russelljbrennan at gmail dot com 2013-02-08 01:03:12 UTC ---
>From a memory standpoint yes, union/map can be replaced by equivalence.  From
an API standpoint it cannot afaik.  A suggestion for the former lies here
http://stackoverflow.com/questions/14733238/convert-fortran-dec-union-map-extensions-to-anything-else