Update run-pass test suite to use dyn

Author: memoryruins

src/test/run-pass/alignment-gep-tup-like-1.rs

@@ -22,11 +22,11 @@ impl<A:Clone> Invokable<A> for Invoker<A> {
     }
 }
 
-fn f<A:Clone + 'static>(a: A, b: u16) -> Box<Invokable<A>+'static> {
+fn f<A:Clone + 'static>(a: A, b: u16) -> Box<dyn Invokable<A>+'static> {
     box Invoker {
         a: a,
         b: b,
-    } as (Box<Invokable<A>+'static>)
+    } as (Box<dyn Invokable<A>+'static>)
 }
 
 pub fn main() {

src/test/run-pass/associated-types/associated-types-doubleendediterator-object.rs

@@ -1,7 +1,7 @@
 // run-pass
 #![feature(box_syntax)]
 
-fn pairwise_sub(mut t: Box<DoubleEndedIterator<Item=isize>>) -> isize {
+fn pairwise_sub(mut t: Box<dyn DoubleEndedIterator<Item=isize>>) -> isize {
     let mut result = 0;
     loop {
         let front = t.next();

src/test/run-pass/associated-types/associated-types-eq-obj.rs

@@ -15,7 +15,7 @@ impl Foo for char {
     fn boo(&self) -> Bar { Bar }
 }
 
-fn baz(x: &Foo<A=Bar>) -> Bar {
+fn baz(x: &dyn Foo<A=Bar>) -> Bar {
     x.boo()
 }
 

src/test/run-pass/associated-types/associated-types-projection-in-object-type.rs

@@ -19,20 +19,20 @@ pub trait Subscriber {
 
 pub trait Publisher<'a> {
     type Output;
-    fn subscribe(&mut self, _: Box<Subscriber<Input=Self::Output> + 'a>);
+    fn subscribe(&mut self, _: Box<dyn Subscriber<Input=Self::Output> + 'a>);
 }
 
 pub trait Processor<'a> : Subscriber + Publisher<'a> { }
 
 impl<'a, P> Processor<'a> for P where P : Subscriber + Publisher<'a> { }
 
 struct MyStruct<'a> {
-    sub: Box<Subscriber<Input=u64> + 'a>
+    sub: Box<dyn Subscriber<Input=u64> + 'a>
 }
 
 impl<'a> Publisher<'a> for MyStruct<'a> {
     type Output = u64;
-    fn subscribe(&mut self, t : Box<Subscriber<Input=u64> + 'a>) {
+    fn subscribe(&mut self, t : Box<dyn Subscriber<Input=u64> + 'a>) {
         self.sub = t;
     }
 }

src/test/run-pass/autoref-autoderef/autoderef-method-on-trait.rs

@@ -11,6 +11,6 @@ impl double for usize {
 }
 
 pub fn main() {
-    let x: Box<_> = box (box 3usize as Box<double>);
+    let x: Box<_> = box (box 3usize as Box<dyn double>);
     assert_eq!(x.double(), 6);
 }

src/test/run-pass/borrowck/borrowck-trait-lifetime.rs

@@ -12,7 +12,7 @@ use std::marker;
 fn main() {
     trait T { fn foo(&self) {} }
 
-    fn f<'a, V: T>(v: &'a V) -> &'a T {
-        v as &'a T
+    fn f<'a, V: T>(v: &'a V) -> &'a dyn T {
+        v as &'a dyn T
     }
 }

src/test/run-pass/cast-rfc0401-vtable-kinds.rs

@@ -15,9 +15,9 @@ impl<T> Foo<T> for () {}
 impl Foo<u32> for u32 { fn foo(&self, _: u32) -> u32 { self+43 } }
 impl Bar for () {}
 
-unsafe fn round_trip_and_call<'a>(t: *const (Foo<u32>+'a)) -> u32 {
-    let foo_e : *const Foo<u16> = t as *const _;
-    let r_1 = foo_e as *mut Foo<u32>;
+unsafe fn round_trip_and_call<'a>(t: *const (dyn Foo<u32>+'a)) -> u32 {
+    let foo_e : *const dyn Foo<u16> = t as *const _;
+    let r_1 = foo_e as *mut dyn Foo<u32>;
 
     (&*r_1).foo(0)
 }
@@ -38,8 +38,8 @@ fn tuple_i32_to_u32<T:?Sized>(u: *const (i32, T)) -> *const (u32, T) {
 
 fn main() {
     let x = 4u32;
-    let y : &Foo<u32> = &x;
-    let fl = unsafe { round_trip_and_call(y as *const Foo<u32>) };
+    let y : &dyn Foo<u32> = &x;
+    let fl = unsafe { round_trip_and_call(y as *const dyn Foo<u32>) };
     assert_eq!(fl, (43+4));
 
     let s = FooS([0,1,2]);

src/test/run-pass/cast-rfc0401.rs

@@ -25,8 +25,8 @@ fn main()
     // coercion-cast
     let mut it = vec![137].into_iter();
     let itr: &mut vec::IntoIter<u32> = &mut it;
-    assert_eq!((itr as &mut Iterator<Item=u32>).next(), Some(137));
-    assert_eq!((itr as &mut Iterator<Item=u32>).next(), None);
+    assert_eq!((itr as &mut dyn Iterator<Item=u32>).next(), Some(137));
+    assert_eq!((itr as &mut dyn Iterator<Item=u32>).next(), None);
 
     assert_eq!(Some(4u32) as Option<u32>, Some(4u32));
     assert_eq!((1u32,2u32) as (u32,u32), (1,2));

src/test/run-pass/close-over-big-then-small-data.rs

@@ -24,11 +24,11 @@ impl<A:Clone> Invokable<A> for Invoker<A> {
     }
 }
 
-fn f<A:Clone + 'static>(a: A, b: u16) -> Box<Invokable<A>+'static> {
+fn f<A:Clone + 'static>(a: A, b: u16) -> Box<dyn Invokable<A>+'static> {
     box Invoker {
         a: a,
         b: b,
-    } as (Box<Invokable<A>+'static>)
+    } as (Box<dyn Invokable<A>+'static>)
 }
 
 pub fn main() {

src/test/run-pass/codegen-object-shim.rs

@@ -1,4 +1,4 @@
 fn main() {
-    assert_eq!((ToString::to_string as fn(&(ToString+'static)) -> String)(&"foo"),
+    assert_eq!((ToString::to_string as fn(&(dyn ToString+'static)) -> String)(&"foo"),
         String::from("foo"));
 }

src/test/run-pass/coerce/coerce-expect-unsized.rs

@@ -12,16 +12,16 @@ pub fn main() {
     let _: Box<[isize]> = Box::new({ [1, 2, 3] });
     let _: Box<[isize]> = Box::new(if true { [1, 2, 3] } else { [1, 3, 4] });
     let _: Box<[isize]> = Box::new(match true { true => [1, 2, 3], false => [1, 3, 4] });
-    let _: Box<Fn(isize) -> _> = Box::new({ |x| (x as u8) });
-    let _: Box<Debug> = Box::new(if true { false } else { true });
-    let _: Box<Debug> = Box::new(match true { true => 'a', false => 'b' });
+    let _: Box<dyn Fn(isize) -> _> = Box::new({ |x| (x as u8) });
+    let _: Box<dyn Debug> = Box::new(if true { false } else { true });
+    let _: Box<dyn Debug> = Box::new(match true { true => 'a', false => 'b' });
 
     let _: &[isize] = &{ [1, 2, 3] };
     let _: &[isize] = &if true { [1, 2, 3] } else { [1, 3, 4] };
     let _: &[isize] = &match true { true => [1, 2, 3], false => [1, 3, 4] };
-    let _: &Fn(isize) -> _ = &{ |x| (x as u8) };
-    let _: &Debug = &if true { false } else { true };
-    let _: &Debug = &match true { true => 'a', false => 'b' };
+    let _: &dyn Fn(isize) -> _ = &{ |x| (x as u8) };
+    let _: &dyn Debug = &if true { false } else { true };
+    let _: &dyn Debug = &match true { true => 'a', false => 'b' };
 
     let _: &str = &{ String::new() };
     let _: &str = &if true { String::from("...") } else { 5.to_string() };
@@ -31,12 +31,12 @@ pub fn main() {
     };
 
     let _: Box<[isize]> = Box::new([1, 2, 3]);
-    let _: Box<Fn(isize) -> _> = Box::new(|x| (x as u8));
+    let _: Box<dyn Fn(isize) -> _> = Box::new(|x| (x as u8));
 
     let _: Rc<RefCell<[isize]>> = Rc::new(RefCell::new([1, 2, 3]));
-    let _: Rc<RefCell<FnMut(isize) -> _>> = Rc::new(RefCell::new(|x| (x as u8)));
+    let _: Rc<RefCell<dyn FnMut(isize) -> _>> = Rc::new(RefCell::new(|x| (x as u8)));
 
-    let _: Vec<Box<Fn(isize) -> _>> = vec![
+    let _: Vec<Box<dyn Fn(isize) -> _>> = vec![
         Box::new(|x| (x as u8)),
         Box::new(|x| (x as i16 as u8)),
     ];

src/test/run-pass/consts/const-trait-to-trait.rs

@@ -8,17 +8,17 @@ struct Bar;
 impl Trait for Bar {}
 
 fn main() {
-    let x: &[&Trait] = &[{ &Bar }];
+    let x: &[&dyn Trait] = &[{ &Bar }];
 }
 
 // Issue #25748 - the cast causes an &Encoding -> &Encoding coercion:
 pub struct UTF8Encoding;
 pub const UTF_8: &'static UTF8Encoding = &UTF8Encoding;
 pub trait Encoding {}
 impl Encoding for UTF8Encoding {}
-pub fn f() -> &'static Encoding { UTF_8 as &'static Encoding }
+pub fn f() -> &'static dyn Encoding { UTF_8 as &'static dyn Encoding }
 
 // Root of the problem: &Trait -> &Trait coercions:
-const FOO: &'static Trait = &Bar;
-const BAR: &'static Trait = FOO;
+const FOO: &'static dyn Trait = &Bar;
+const BAR: &'static dyn Trait = FOO;
 fn foo() { let _x = BAR; }

src/test/run-pass/deriving/deriving-show.rs

@@ -17,7 +17,7 @@ enum Enum {
 }
 
 #[derive(Debug)]
-struct Pointers(*const Send, *mut Sync);
+struct Pointers(*const dyn Send, *mut dyn Sync);
 
 macro_rules! t {
     ($x:expr, $expected:expr) => {

src/test/run-pass/drop/drop-struct-as-object.rs

@@ -30,7 +30,7 @@ impl Drop for Cat {
 pub fn main() {
     {
         let x = box Cat {name: 22};
-        let nyan: Box<Dummy> = x as Box<Dummy>;
+        let nyan: Box<dyn Dummy> = x as Box<dyn Dummy>;
     }
     unsafe {
         assert_eq!(value, 22);

src/test/run-pass/dynamically-sized-types/dst-coerce-custom.rs

@@ -36,7 +36,7 @@ fn main() {
 
     // Trait objects.
     let a: Bar<i32> = Bar { x: &42 };
-    let b: Bar<Baz> = a;
+    let b: Bar<dyn Baz> = a;
     unsafe {
         assert_eq!((*b.x).get(), 42);
     }

src/test/run-pass/dynamically-sized-types/dst-coerce-rc.rs

@@ -26,17 +26,17 @@ fn main() {
     assert_eq!(b[2], 3);
 
     let a: Rc<i32> = Rc::new(42);
-    let b: Rc<Baz> = a.clone();
+    let b: Rc<dyn Baz> = a.clone();
     assert_eq!(b.get(), 42);
 
     let c: Weak<i32> = Rc::downgrade(&a);
-    let d: Weak<Baz> = c.clone();
+    let d: Weak<dyn Baz> = c.clone();
 
     let _c = b.clone();
 
     let a: Rc<RefCell<i32>> = Rc::new(RefCell::new(42));
-    let b: Rc<RefCell<Baz>> = a.clone();
+    let b: Rc<RefCell<dyn Baz>> = a.clone();
     assert_eq!(b.borrow().get(), 42);
     // FIXME
-    let c: Weak<RefCell<Baz>> = Rc::downgrade(&a) as Weak<_>;
+    let c: Weak<RefCell<dyn Baz>> = Rc::downgrade(&a) as Weak<_>;
 }

src/test/run-pass/dynamically-sized-types/dst-coercions.rs

@@ -9,20 +9,20 @@ trait T { fn dummy(&self) { } }
 impl T for S {}
 
 pub fn main() {
-    let x: &T = &S;
+    let x: &dyn T = &S;
     // Test we can convert from &-ptr to *-ptr of trait objects
-    let x: *const T = &S;
+    let x: *const dyn T = &S;
 
     // Test we can convert from &-ptr to *-ptr of struct pointer (not DST)
     let x: *const S = &S;
 
     // As above, but mut
-    let x: &mut T = &mut S;
-    let x: *mut T = &mut S;
+    let x: &mut dyn T = &mut S;
+    let x: *mut dyn T = &mut S;
 
     let x: *mut S = &mut S;
 
     // Test we can change the mutability from mut to const.
-    let x: &T = &mut S;
-    let x: *const T = &mut S;
+    let x: &dyn T = &mut S;
+    let x: *const dyn T = &mut S;
 }

src/test/run-pass/dynamically-sized-types/dst-field-align.rs

@@ -26,15 +26,15 @@ fn main() {
     // Test that zero-offset works properly
     let b : Baz<usize> = Baz { a: 7 };
     assert_eq!(b.a.get(), 7);
-    let b : &Baz<Bar> = &b;
+    let b : &Baz<dyn Bar> = &b;
     assert_eq!(b.a.get(), 7);
 
     // Test that the field is aligned properly
     let f : Foo<usize> = Foo { a: 0, b: 11 };
     assert_eq!(f.b.get(), 11);
     let ptr1 : *const u8 = &f.b as *const _ as *const u8;
 
-    let f : &Foo<Bar> = &f;
+    let f : &Foo<dyn Bar> = &f;
     let ptr2 : *const u8 = &f.b as *const _ as *const u8;
     assert_eq!(f.b.get(), 11);
 
@@ -44,13 +44,13 @@ fn main() {
     // Test that nested DSTs work properly
     let f : Foo<Foo<usize>> = Foo { a: 0, b: Foo { a: 1, b: 17 }};
     assert_eq!(f.b.b.get(), 17);
-    let f : &Foo<Foo<Bar>> = &f;
+    let f : &Foo<Foo<dyn Bar>> = &f;
     assert_eq!(f.b.b.get(), 17);
 
     // Test that get the pointer via destructuring works
 
     let f : Foo<usize> = Foo { a: 0, b: 11 };
-    let f : &Foo<Bar> = &f;
+    let f : &Foo<dyn Bar> = &f;
     let &Foo { a: _, b: ref bar } = f;
     assert_eq!(bar.get(), 11);
 

src/test/run-pass/dynamically-sized-types/dst-index.rs

@@ -19,11 +19,11 @@ impl Index<usize> for S {
 struct T;
 
 impl Index<usize> for T {
-    type Output = Debug + 'static;
+    type Output = dyn Debug + 'static;
 
-    fn index<'a>(&'a self, idx: usize) -> &'a (Debug + 'static) {
+    fn index<'a>(&'a self, idx: usize) -> &'a (dyn Debug + 'static) {
         static X: usize = 42;
-        &X as &(Debug + 'static)
+        &X as &(dyn Debug + 'static)
     }
 }
 

src/test/run-pass/dynamically-sized-types/dst-raw.rs

@@ -24,23 +24,23 @@ struct Foo<T: ?Sized> {
 pub fn main() {
     // raw trait object
     let x = A { f: 42 };
-    let z: *const Trait = &x;
+    let z: *const dyn Trait = &x;
     let r = unsafe {
         (&*z).foo()
     };
     assert_eq!(r, 42);
 
     // raw DST struct
     let p = Foo {f: A { f: 42 }};
-    let o: *const Foo<Trait> = &p;
+    let o: *const Foo<dyn Trait> = &p;
     let r = unsafe {
         (&*o).f.foo()
     };
     assert_eq!(r, 42);
 
     // raw DST tuple
     let p = (A { f: 42 },);
-    let o: *const (Trait,) = &p;
+    let o: *const (dyn Trait,) = &p;
     let r = unsafe {
         (&*o).0.foo()
     };
@@ -84,21 +84,21 @@ pub fn main() {
 
     // all of the above with *mut
     let mut x = A { f: 42 };
-    let z: *mut Trait = &mut x;
+    let z: *mut dyn Trait = &mut x;
     let r = unsafe {
         (&*z).foo()
     };
     assert_eq!(r, 42);
 
     let mut p = Foo {f: A { f: 42 }};
-    let o: *mut Foo<Trait> = &mut p;
+    let o: *mut Foo<dyn Trait> = &mut p;
     let r = unsafe {
         (&*o).f.foo()
     };
     assert_eq!(r, 42);
 
     let mut p = (A { f: 42 },);
-    let o: *mut (Trait,) = &mut p;
+    let o: *mut (dyn Trait,) = &mut p;
     let r = unsafe {
         (&*o).0.foo()
     };