[cfe-commits] Add -Wbuiltin-macro-redefined/-Wno-builtin-macro-redefined

[Chris Lattner]

On Sep 28, 2009, at 1:39 PM, Rafael Espindola wrote:

> With this patch it is possible to control the pp_redef_builtin_macro
> warning from the command line in the same way as gcc.

Looks great to me, please commit.  Should this be part of some other  
macro group like Wall/Wmost?

-Chris

>
> Cheers,
> -- 
> Rafael Ávila de Espíndola
> <builtin-macro- 
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