[Patch]"Sema::checkFormatStringExpr" should check multiple "FormatAttr".

[Rafael Espíndola]

On 17 September 2013 17:04, Fuyao Zhao <fuyaoz at google.com> wrote:
> hi, it's just re-definition of the functions. I could look at where to add
> the test case for this but it should not be in my this change.

It is not obvious which of attributes is used (or if they are
combined), so I think the test should be included in the patch.

Cheers,
Rafael