[Bug preprocessor/43530] Add a warning for defines that clobber local variable names

[pinskia at gcc dot gnu dot org]

------- Comment #1 from pinskia at gcc dot gnu dot org  2010-03-26 07:49 -------
Well -Wshadow warns about shadowing variables.  But it is hard to do what you
are asking for since parsing and preprocessing is separate passes.


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pinskia at gcc dot gnu dot org changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
          Component|c                           |preprocessor
           Keywords|                            |diagnostic


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43530