#![feature(rustc_attrs)]
#[rustc_variance]
-enum Base<'a, 'b, 'c:'b, 'd> { //~ ERROR regions=[[+, -, o, *];[];[]]
+enum Base<'a, 'b, 'c:'b, 'd> { //~ ERROR [+, -, o, *]
//~^ ERROR parameter `'d` is never used
Test8A(extern "Rust" fn(&'a isize)),
Test8B(&'b [isize]),
}
#[rustc_variance]
-struct Derived1<'w, 'x:'y, 'y, 'z> { //~ ERROR regions=[[*, o, -, +];[];[]]
+struct Derived1<'w, 'x:'y, 'y, 'z> { //~ ERROR [*, o, -, +]
//~^ ERROR parameter `'w` is never used
f: Base<'z, 'y, 'x, 'w>
}
#[rustc_variance] // Combine - and + to yield o
-struct Derived2<'a, 'b:'a, 'c> { //~ ERROR regions=[[o, o, *];[];[]]
+struct Derived2<'a, 'b:'a, 'c> { //~ ERROR [o, o, *]
//~^ ERROR parameter `'c` is never used
f: Base<'a, 'a, 'b, 'c>
}
#[rustc_variance] // Combine + and o to yield o (just pay attention to 'a here)
-struct Derived3<'a:'b, 'b, 'c> { //~ ERROR regions=[[o, -, *];[];[]]
+struct Derived3<'a:'b, 'b, 'c> { //~ ERROR [o, -, *]
//~^ ERROR parameter `'c` is never used
f: Base<'a, 'b, 'a, 'c>
}
#[rustc_variance] // Combine + and * to yield + (just pay attention to 'a here)
-struct Derived4<'a, 'b, 'c:'b> { //~ ERROR regions=[[+, -, o];[];[]]
+struct Derived4<'a, 'b, 'c:'b> { //~ ERROR [+, -, o]
f: Base<'a, 'b, 'c, 'a>
}