[cfe-commits] [PATCH] Fix broken diagnostic pragmas

Argyrios Kyrtzidis kyrtzidis at apple.com
Fri Dec 10 13:25:59 PST 2010


updated for trunk patch attached.
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On Dec 1, 2010, at 3:27 PM, Argyrios Kyrtzidis wrote:

> The attached patch fixes diagnostic pragmas to keep track of the diagnostic state changes.
> This is an improved version of the earlier patch, where the main change is that macros that require 'unused' warnings
> are tracked by the Preprocessor by storing their source locations. The benefit of this is that when we are
> deserializing from PCH, we don't need to deserialize identifier & macros just so that we can report that they are unused,
> we just warn using the SourceLocations of the set (that will be filled by the ASTReader, though ASTReader/ASTWriter changes will come in later).
> Please review.
> -Argiris
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