// Test interaction between unboxed closure sugar and default type // parameters (should be exactly as if angle brackets were used). #![feature(unboxed_closures)] #![allow(dead_code)] trait Foo { type Output; fn dummy(&self, t: T, v: V); } trait Eq { fn same_types(&self, x: &X) -> bool { true } } impl Eq for X { } fn eq() where A : Eq { } fn test<'a,'b>() { // Parens are equivalent to omitting default in angle. eq::< Foo<(isize,),Output=()>, Foo(isize) >(); // In angle version, we supply something other than the default eq::< Foo<(isize,),isize,Output=()>, Foo(isize) >(); //~^ ERROR E0277 // Supply default explicitly. eq::< Foo<(isize,),(isize,),Output=()>, Foo(isize) >(); } fn main() { }