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Re: C++ ABI: name mangling of operator new [bug 6057] Doug Gregor Mon Jul 30 00:03:42 2007

On 7/26/07, Richard Smith <[EMAIL PROTECTED]> wrote:
  template <class T>
  class is_default_constructible {
    template <int> struct helper {};
    typedef char no; typedef char yes[2];
    static no fn(...);
    static yes fn( helper<sizeof(new T)>* );
  public:
    static const bool value = sizeof(fn(0)) == sizeof(yes);
  };

I believe that should work with the (new) proposed resolution to DR 339.

 - Doug