r195255 - When wrapping lazily generated builtins in an extern "C" context,

[Richard Smith]

I suspect this is not currently visible to any in-tree code. Perhaps we
could teach -ast-dump to dump this flag, and test it that way.

On Wed, Nov 20, 2013 at 11:42 AM, Rafael Espíndola <
rafael.espindola at gmail.com> wrote:

> testcase?
>
> On 20 November 2013 10:41, Enea Zaffanella <zaffanella at cs.unipr.it> wrote:
> > Author: enea
> > Date: Wed Nov 20 09:41:05 2013
> > New Revision: 195255
> >
> > URL: http://llvm.org/viewvc/llvm-project?rev=195255&view=rev
> > Log:
> > When wrapping lazily generated builtins in an extern "C" context,
> > flag the LinkageSpecDecl as being implicitly generated too.
> >
> > Modified:
> >     cfe/trunk/lib/Sema/SemaDecl.cpp
> >
> > Modified: cfe/trunk/lib/Sema/SemaDecl.cpp
> > URL:
> http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Sema/SemaDecl.cpp?rev=195255&r1=195254&r2=195255&view=diff
> >
> ==============================================================================
> > --- cfe/trunk/lib/Sema/SemaDecl.cpp (original)
> > +++ cfe/trunk/lib/Sema/SemaDecl.cpp Wed Nov 20 09:41:05 2013
> > @@ -1540,6 +1540,7 @@ NamedDecl *Sema::LazilyCreateBuiltin(Ide
> >      LinkageSpecDecl *CLinkageDecl =
> >          LinkageSpecDecl::Create(Context, Parent, Loc, Loc,
> >                                  LinkageSpecDecl::lang_c, false);
> > +    CLinkageDecl->setImplicit();
> >      Parent->addDecl(CLinkageDecl);
> >      Parent = CLinkageDecl;
> >    }
> >
> >
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