On Apr 14, 2011, at 6:02 PM, Nico Weber wrote:
> Hi Doug,
>
> this change breaks the following program, which builds fine with gcc
> and used to build fine with clang:
>
> #import <AppKit/AppKit.h>
>
> #include <iostream>
> using namespace std;
>
> template <typename T>
> inline void g(std::ostream* os, const T& val) {
> *os << val;
> }
>
> std::ostream& operator<<(std::ostream& out, const NSObject* obj) {
> return out << "asdf";
> }
>
> void f(ostream& out, const NSEvent* e) {
> g(&out, e);
> }
>
>
> Is this intended?
It's intended that ADL is finding the later operator<<. However, it looks like
overloading isn't preferring the conversion-to-superclass over the
conversion-to-void*.
- Doug
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