Re: Problem with braced-init-lists and explicit ctors

[Marc Glisse <marc.glisse@inria.fr>]

On Sun, 2 Feb 2014, Joaquin M Lopez Munoz wrote:

> Using GCC 4.8 -std=c++11. The following overload resolution is not
> ambiguous as bar::bar is explicit, which is fine:
>
> struct foo
> {
>  foo(int){}
> };
>
> struct bar
> {
>  explicit bar(int){}
> };
>
> void f(foo){}
> void f(bar){}
>
> int main()
> {
>  f(0);
> }
>
> But if I change the call statement to
>
> int main()
> {
>  f({0});
> }
>
> then I get
>
> main.cpp:16:8: error: call of overloaded 'f(<brace-enclosed initializer
> list>)' is ambiguous
>   f({0});
>        ^
> main.cpp:16:8: note: candidates are:
> main.cpp:11:6: note: void f(foo)
> void f(foo){}
>      ^
> main.cpp:12:6: note: void f(bar)
> void f(bar){}
>      ^
>
> Is this a bug or am I missing some subtlety in the standard? Thank you,

If there is a subtlety, clang and intel are missing it since they accept 
the code. Please file this in bugzilla.

-- 
Marc Glisse