[cfe-dev] GNU attributes in lambda expressions?

[Richard Smith]

On Mon, Jun 25, 2012 at 2:25 PM, Eric Christopher <echristo at apple.com>wrote:

>
> On Jun 5, 2012, at 5:06 PM, "Sharlet, Dillon" <dillon.sharlet at intel.com>
> wrote:
>
> > Hello All,
> >
> > First of all, thank you all very much for implementing lambda
> expressions in Clang 3.1! This is a much anticipated feature and I greatly
> appreciate the work to implement this.
> >
> > I have a small suggestion for lambdas expressions: How about supporting
> GNU attributes (__attribute__) in the attribute list of a lambda
> expression? I’m no clang ninja so I can’t say if what I did is
> stable/solid, but I was able to add the support I needed for this pretty
> easily using the handy ParseGNUAttributes function. The lambda parser
> already parses some attributes, so maybe this is simply an accidental
> omission?
> >
>
> It's not impossible... but why?


I assume primarily for GCC compatibility. GCC accepts this, for instance:

  auto x = [] () __attribute__((noreturn)) {};
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