[Bug objc/56044] Add dialect option to gobjc to prevent instance variables from posing as local variables inside methods.

[dpapavas at gmail dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56044

--- Comment #6 from Dimitris Papavasiliou <dpapavas at gmail dot com> ---
Created attachment 30417
  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=30417&action=edit
Proposed patch adding switches controlling ivar scope in Objective-C.