[cfe-dev] C++ default arguments patch, rework Parse-Sema interaction for function parameters

[Neil Booth]

> +// RUN: clang -fsyntax-only -verify %s
> +void f(int i);
> +void f(int i = 0); // expected-error {{previous definition is here}}
> +void f(int i = 17); // expected-error {{redefinition of default argument}}

Nit: those are really declarations not definitions.  The problem may
have been there already.

Neil.