[PATCH] PR15610 : -Wunused-macros warns despite line markers

[Eli Friedman]

On Sat, Jun 29, 2013 at 11:59 PM, Lubos Lunak <l.lunak at suse.cz> wrote:

>
>   Hello,
>
>  could somebody please review and commit the atached patch for pr15610?
> Thank
> you.
>
>
Does this same issue apply to other users of
Preprocessor::isInPrimaryFile() and/or SourceManager::isFromMainFile()?
 (For example, Preprocessor::HandlePragmaOnce.)  If so, can you please add
a common helper routine in SourceManager?

-Eli
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