[cfe-commits] r55417 - in /cfe/trunk: include/clang/AST/ASTContext.h include/clang/AST/Type.h include/clang/Basic/DiagnosticKinds.def include/clang/Basic/LangOptions.h include/clang/Parse/DeclSpec.h lib/AST/ASTContext.cpp lib/AST/Type.cpp lib/AST

[steve naroff]

On Aug 27, 2008, at 5:17 PM, Eli Friedman wrote:

> On Wed, Aug 27, 2008 at 1:58 PM, steve naroff <snaroff at apple.com>  
> wrote:
>> I think it's important to note that *many* language features (ObjC,  
>> many GCC
>> extensions) don't have specifications (yet we've made forward  
>> progress,
>> using GCC as our reference implementation).
>
> I wasn't really trying to make a point about whether we need a
> specification for everything we implement.  The issue here is that, as
> far as I know, there isn't *any* documentation, *any* existing
> reference implementation, or even any reference to the existence of
> the "blocks" extension publicly available outside of this thread.
>

Apple shipped a developer preview version of GCC that implements  
blocks. Since you aren't a registered Apple developer, you are unaware  
of this (reference) implementation.

This is really just a simple issue of timing.

snaroff

> -Eli