Convert the test suite to use the Drop trait

src/test/auxiliary/issue-2526.rs

@@ -9,7 +9,10 @@ export context;
 
 struct arc_destruct<T:Const> {
   _data: int,
-  drop {}
+}
+
+impl<T:Const> arc_destruct<T> : Drop {
+    fn finalize() {}
 }
 
 fn arc_destruct<T: Const>(data: int) -> arc_destruct<T> {
@@ -28,8 +31,10 @@ fn init() -> arc_destruct<context_res> unsafe {
 
 struct context_res {
     ctx : int,
+}
 
-    drop { }
+impl context_res : Drop {
+    fn finalize() {}
 }
 
 fn context_res() -> context_res {

src/test/auxiliary/issue-3012-1.rs

@@ -9,7 +9,12 @@ export socket_handle;
 
 struct socket_handle {
     sockfd: libc::c_int,
-    drop { /* c::close(self.sockfd); */ }
+}
+
+impl socket_handle : Drop {
+    fn finalize() {
+        /* c::close(self.sockfd); */
+    }
 }
 
     fn socket_handle(x: libc::c_int) -> socket_handle {

src/test/auxiliary/issue2170lib.rs

@@ -5,7 +5,12 @@ fn foo(_x: i32) {
 
 struct rsrc {
   x: i32,
-  drop { foo(self.x); }
+}
+
+impl rsrc : Drop {
+    fn finalize() {
+        foo(self.x);
+    }
 }
 
 fn rsrc(x: i32) -> rsrc {

src/test/auxiliary/test_comm.rs

@@ -29,7 +29,11 @@ fn port<T: Send>() -> port<T> {
 
 struct port_ptr<T:Send> {
    po: *rust_port,
-   drop unsafe {
+}
+
+impl<T:Send> port_ptr<T> : Drop {
+    fn finalize() {
+        unsafe {
             debug!("in the port_ptr destructor");
                do task::unkillable {
                 let yield = 0u;
@@ -47,6 +51,7 @@ struct port_ptr<T:Send> {
             }
         }
     }
+}
 
 fn port_ptr<T: Send>(po: *rust_port) -> port_ptr<T> {
     debug!("in the port_ptr constructor");

src/test/bench/task-perf-alloc-unwind.rs

@@ -42,7 +42,10 @@ enum st {
 
 struct r {
   _l: @nillist,
-  drop {}
+}
+
+impl r : Drop {
+    fn finalize() {}
 }
 
 fn r(l: @nillist) -> r {

src/test/compile-fail/bind-by-move-neither-can-live-while-the-other-survives-1.rs

@@ -1,4 +1,10 @@
-struct X { x: (), drop { error!("destructor runs"); } }
+struct X { x: () }
+
+impl X : Drop {
+    fn finalize() {
+        error!("destructor runs");
+    }
+}
 
 fn main() {
     let x = Some(X { x: () });

src/test/compile-fail/bind-by-move-neither-can-live-while-the-other-survives-2.rs

@@ -1,4 +1,10 @@
-struct X { x: (), drop { error!("destructor runs"); } }
+struct X { x: (), }
+
+impl X : Drop {
+    fn finalize() {
+        error!("destructor runs");
+    }
+}
 
 fn main() {
     let x = Some((X { x: () }, X { x: () }));

src/test/compile-fail/bind-by-move-neither-can-live-while-the-other-survives-3.rs

@@ -1,4 +1,10 @@
-struct X { x: (), drop { error!("destructor runs"); } }
+struct X { x: (), }
+
+impl X : Drop {
+    fn finalize() {
+        error!("destructor runs");
+    }
+}
 
 enum double_option<T,U> { some2(T,U), none2 }
 

src/test/compile-fail/bind-by-move-neither-can-live-while-the-other-survives-4.rs

@@ -1,4 +1,10 @@
-struct X { x: (), drop { error!("destructor runs"); } }
+struct X { x: (), }
+
+impl X : Drop {
+    fn finalize() {
+        error!("destructor runs");
+    }
+}
 
 fn main() {
     let x = Some((X { x: () }, X { x: () }));

src/test/compile-fail/bind-by-move-no-lvalues-1.rs

@@ -1,4 +1,10 @@
-struct X { x: (), drop { error!("destructor runs"); } }
+struct X { x: (), }
+
+impl X : Drop {
+    fn finalize() {
+        error!("destructor runs");
+    }
+}
 
 fn main() {
     let x = Some(X { x: () });

src/test/compile-fail/bind-by-move-no-lvalues-2.rs

@@ -1,4 +1,11 @@
-struct X { x: (), drop { error!("destructor runs"); } }
+struct X { x: (), }
+
+impl X : Drop {
+    fn finalize() {
+        error!("destructor runs");
+    }
+}
+
 struct Y { y: Option<X> }
 
 fn main() {

src/test/compile-fail/bind-by-move-no-sub-bindings.rs

@@ -1,4 +1,10 @@
-struct X { x: (), drop { error!("destructor runs"); } }
+struct X { x: (), }
+
+impl X : Drop {
+    fn finalize() {
+        error!("destructor runs");
+    }
+}
 
 fn main() {
     let x = Some(X { x: () });

src/test/compile-fail/block-must-not-have-result-res.rs

@@ -1,7 +1,11 @@
 // error-pattern:mismatched types: expected `()` but found `bool`
 
-struct r {
-  drop { true }
+struct r {}
+
+impl r : Drop {
+    fn finalize() {
+        true
+    }
 }
 
 fn main() {

src/test/compile-fail/borrowck-borrowed-uniq-rvalue-2.rs

@@ -1,6 +1,11 @@
 struct defer {
     x: &[&str],
-    drop { error!("%?", self.x); }
+}
+
+impl defer : Drop {
+    fn finalize() {
+        error!("%?", self.x);
+    }
 }
 
 fn defer(x: &r/[&r/str]) -> defer/&r {

src/test/compile-fail/borrowck-unary-move-2.rs

@@ -1,5 +1,11 @@
 struct noncopyable {
-    i: (), drop { error!("dropped"); }
+    i: (),
+}
+
+impl noncopyable : Drop {
+    fn finalize() {
+        error!("dropped");
+    }
 }
 
 fn noncopyable() -> noncopyable {

src/test/compile-fail/cap-clause-illegal-cap.rs

@@ -1,6 +1,10 @@
 // error-pattern: copying a noncopyable value
 
-struct foo { x: int, drop { } }
+struct foo { x: int, }
+
+impl foo : Drop {
+    fn finalize() {}
+}
 
 fn foo(x: int) -> foo {
     foo {

src/test/compile-fail/copy-a-resource.rs

@@ -2,7 +2,10 @@
 
 struct foo {
   i: int,
-  drop {}
+}
+
+impl foo : Drop {
+    fn finalize() {}
 }
 
 fn foo(i:int) -> foo {

src/test/compile-fail/disallowed-deconstructing-destructing-struct.rs

@@ -1,6 +1,9 @@
 struct X {
     x: ~str,
-    drop {
+}
+
+impl X : Drop {
+    fn finalize() {
         error!("value: %s", self.x);
     }
 }

src/test/compile-fail/functional-struct-update.rs

@@ -1,6 +1,11 @@
 struct Bar {
     x: int,
-    drop { io::println("Goodbye, cruel world"); }
+}
+
+impl Bar : Drop {
+    fn finalize() {
+        io::println("Goodbye, cruel world");
+    }
 }
 
 struct Foo {

src/test/compile-fail/issue-2487-b.rs

@@ -1,7 +1,9 @@
 struct socket {
     sock: int,
+}
 
-    drop { }
+impl socket : Drop {
+    fn finalize() {}
 }
 
 impl socket {

src/test/compile-fail/issue-2548.rs

@@ -4,7 +4,10 @@ struct foo {
     x: @mut int,
 
 
-    drop {
+}
+
+impl foo : Drop {
+    fn finalize() {
         io::println("Goodbye, World!");
         *self.x += 1;
     }

src/test/compile-fail/issue-2587-2.rs

@@ -11,7 +11,10 @@ fn bar<T>(+_t: T) { fail; }
 
 struct S {
     x: int,
-    drop {}
+}
+
+impl S : Drop {
+    fn finalize() {}
 }
 
 fn S(x: int) -> S { S { x: x } }

src/test/compile-fail/issue-2823.rs

@@ -1,6 +1,9 @@
 struct C {
     x: int,
-    drop {
+}
+
+impl C : Drop {
+    fn finalize() {
         error!("dropping: %?", self.x);
     }
 }

src/test/compile-fail/issue-2825-b.rs

@@ -1,17 +0,0 @@
-struct example {
-    x: int,
-    drop {} //~ ERROR First destructor declared
-    drop {
-        debug!("Goodbye, cruel world");
-    }
-}
-
-fn example() -> example {
-    example {
-        x: 1
-    }
-}
-
-fn main(_args: ~[~str]) {
-  let e: example = example();
-}

src/test/compile-fail/issue-3214.rs

@@ -2,7 +2,10 @@ fn foo<T>() {
     struct foo {
         mut x: T, //~ ERROR attempt to use a type argument out of scope
         //~^ ERROR use of undeclared type name
-        drop { }
+    }
+
+    impl<T> foo<T> : Drop {
+        fn finalize() {}
     }
 }
 fn main() { }

src/test/compile-fail/liveness-unused.rs

@@ -50,8 +50,12 @@ fn f4b() -> int {
 // leave this in here just to trigger compile-fail:
 struct r {
     x: (),
-    drop {}
 }
+
+impl r : Drop {
+    fn finalize() {}
+}
+
 fn main() {
     let x = r { x: () };
     fn@(move x) { copy x; }; //~ ERROR copying a noncopyable value

src/test/compile-fail/no-send-res-ports.rs

@@ -1,7 +1,10 @@
 fn main() {
     struct foo {
       _x: comm::Port<()>,
-      drop {}
+    }
+
+    impl foo : Drop {
+        fn finalize() {}
     }
 
     fn foo(x: comm::Port<()>) -> foo {

src/test/compile-fail/non-const.rs

@@ -4,7 +4,10 @@ fn foo<T: Const>(_x: T) { }
 
 struct r {
   x:int,
-  drop {}
+}
+
+impl r : Drop {
+    fn finalize() {}
 }
 
 fn r(x:int) -> r {
@@ -15,7 +18,10 @@ fn r(x:int) -> r {
 
 struct r2 {
   x:@mut int,
-  drop {}
+}
+
+impl r2 : Drop {
+    fn finalize() {}
 }
 
 fn r2(x:@mut int) -> r2 {

src/test/compile-fail/noncopyable-class.rs

@@ -4,7 +4,10 @@
 // copied
 struct bar {
   x: int,
-  drop {}
+}
+
+impl bar : Drop {
+    fn finalize() {}
 }
 
 fn bar(x:int) -> bar {

src/test/compile-fail/pinned-deep-copy.rs

@@ -2,7 +2,12 @@
 
 struct r {
   i: @mut int,
-  drop { *(self.i) = *(self.i) + 1; }
+}
+
+impl r : Drop {
+    fn finalize() {
+        *(self.i) = *(self.i) + 1;
+    }
 }
 
 fn r(i: @mut int) -> r {

src/test/compile-fail/record-with-resource.rs

@@ -2,7 +2,12 @@
 
 struct my_resource {
   x: int,
-  drop { log(error, self.x); }
+}
+
+impl my_resource : Drop {
+    fn finalize() {
+        log(error, self.x);
+    }
 }
 
 fn my_resource(x: int) -> my_resource {

src/test/compile-fail/regions-in-rsrcs.rs

@@ -1,16 +1,25 @@
 struct yes0 {
   x: &uint,
-  drop {}
+}
+
+impl yes0 : Drop {
+    fn finalize() {}
 }
 
 struct yes1 {
   x: &self/uint,
-  drop {}
+}
+
+impl yes1 : Drop {
+    fn finalize() {}
 }
 
 struct yes2 {
   x: &foo/uint, //~ ERROR named regions other than `self` are not allowed as part of a type declaration
-  drop {}
+}
+
+impl yes2 : Drop {
+    fn finalize() {}
 }
 
 fn main() {}

src/test/compile-fail/repeat-to-run-dtor-twice.rs

@@ -4,7 +4,10 @@
 struct Foo {
     x: int,
 
-    drop {
+}
+
+impl Foo : Drop {
+    fn finalize() {
         io::println("Goodbye!");
     }
 }

src/test/compile-fail/unique-object-noncopyable.rs

@@ -4,7 +4,10 @@ trait Foo {
 
 struct Bar {
     x: int,
-    drop {}
+}
+
+impl Bar : Drop {
+    fn finalize() {}
 }
 
 impl Bar : Foo {

src/test/compile-fail/unique-pinned-nocopy.rs

@@ -2,7 +2,10 @@
 
 struct r {
   b:bool,
-  drop {}
+}
+
+impl r : Drop {
+    fn finalize() {}
 }
 
 fn main() {

src/test/compile-fail/unique-vec-res.rs

@@ -2,7 +2,12 @@
 
 struct r {
   i: @mut int,
-  drop { *(self.i) = *(self.i) + 1; }
+}
+
+impl r : Drop {
+    fn finalize() {
+        *(self.i) = *(self.i) + 1;
+    }
 }
 
 fn f<T>(+i: ~[T], +j: ~[T]) {

src/test/compile-fail/vec-res-add.rs

@@ -4,7 +4,10 @@
 struct r {
   let i:int;
   new(i:int) {self.i = i;}
-  drop {}
+}
+
+impl r : Drop {
+    fn finalize() {}
 }
 
 fn main() {

src/test/run-fail/issue-2061.rs

@@ -2,7 +2,10 @@
 // error-pattern: ran out of stack
 struct R {
     b: int,
-    drop {
+}
+
+impl R : Drop {
+    fn finalize() {
         let _y = R { b: self.b };
     }
 }

src/test/run-fail/morestack2.rs

@@ -23,7 +23,10 @@ fn getbig_call_c_and_fail(i: int) {
 
 struct and_then_get_big_again {
   x:int,
-  drop {
+}
+
+impl and_then_get_big_again : Drop {
+    fn finalize() {
         fn getbig(i: int) {
             if i != 0 {
                 getbig(i - 1);

src/test/run-fail/morestack3.rs

@@ -15,7 +15,10 @@ fn getbig_and_fail(&&i: int) {
 
 struct and_then_get_big_again {
   x:int,
-  drop {
+}
+
+impl and_then_get_big_again : Drop {
+    fn finalize() {
         fn getbig(i: int) {
             if i != 0 {
                 getbig(i - 1);

src/test/run-fail/morestack4.rs

@@ -15,7 +15,10 @@ fn getbig_and_fail(&&i: int) {
 
 struct and_then_get_big_again {
   x:int,
-  drop {}
+}
+
+impl and_then_get_big_again : Drop {
+    fn finalize() {}
 }
 
 fn and_then_get_big_again(x:int) -> and_then_get_big_again {

src/test/run-fail/rt-set-exit-status-fail2.rs

@@ -2,10 +2,13 @@
 
 struct r {
   x:int,
+}
+
 // Setting the exit status after the runtime has already
 // failed has no effect and the process exits with the
 // runtime's exit code
-  drop {
+impl r : Drop {
+    fn finalize() {
         os::set_exit_status(50);
     }
 }

src/test/run-fail/unwind-box-res.rs

@@ -6,10 +6,15 @@ fn failfn() {
 
 struct r {
   v: *int,
-  drop unsafe {
+}
+
+impl r : Drop {
+    fn finalize() {
+        unsafe {
             let _v2: ~int = cast::reinterpret_cast(&self.v);
         }
     }
+}
 
 fn r(v: *int) -> r {
     r {

src/test/run-fail/unwind-resource-fail3.rs

@@ -5,7 +5,12 @@ class faily_box {
   let i: @int;
   new(i: @int) { self.i = i; }
   // What happens to the box pointer owned by this class?
-  drop { fail "quux"; }
+}
+
+impl faily_box : Drop {
+    fn finalize() {
+        fail "quux";
+    }
 }
 
 fn main() {

src/test/run-pass/class-attributes-1.rs

@@ -1,11 +1,15 @@
 // pp-exact - Make sure we actually print the attributes
 
 struct cat {
-    #[cat_dropper]
-    drop { error!("%s landed on hir feet",self.name); }
     name: ~str,
 }
 
+impl cat: Drop {
+    #[cat_dropper]
+    fn finalize() { error!("%s landed on hir feet",self.name); }
+}
+
+
 #[cat_maker]
 fn cat(name: ~str) -> cat { cat{name: name,} }
 

src/test/run-pass/class-attributes-2.rs

@@ -1,10 +1,15 @@
 struct cat {
   name: ~str,
+}
+
+impl cat : Drop {
     #[cat_dropper]
     /**
        Actually, cats don't always land on their feet when you drop them.
     */
-  drop { error!("%s landed on hir feet", self.name); }
+    fn finalize() {
+        error!("%s landed on hir feet", self.name);
+    }
 }
 
 #[cat_maker]

src/test/run-pass/class-dtor.rs

@@ -1,7 +1,12 @@
 struct cat {
   done : extern fn(uint),
   meows : uint,
-  drop { self.done(self.meows); }
+}
+
+impl cat : Drop {
+    fn finalize() {
+        self.done(self.meows);
+    }
 }
 
 fn cat(done: extern fn(uint)) -> cat {

src/test/run-pass/init-res-into-things.rs

@@ -3,7 +3,12 @@
 
 struct r {
   i: @mut int,
-  drop { *(self.i) = *(self.i) + 1; }
+}
+
+impl r : Drop {
+    fn finalize() {
+        *(self.i) = *(self.i) + 1;
+    }
 }
 
 fn r(i: @mut int) -> r {

src/test/run-pass/issue-2487-a.rs

@@ -1,7 +1,10 @@
 struct socket {
     sock: int,
 
-    drop { }
+}
+
+impl socket : Drop {
+    fn finalize() {}
 }
 
 impl socket {

src/test/run-pass/issue-2708.rs

@@ -3,7 +3,10 @@ struct Font {
     cairo_font: uint,
     font_dtor: uint,
 
-    drop { }
+}
+
+impl Font : Drop {
+    fn finalize() {}
 }
 
 fn Font() -> Font {

src/test/run-pass/issue-2718.rs

@@ -141,7 +141,10 @@ mod pipes {
 
     struct send_packet<T: Send> {
         mut p: Option<*packet<T>>,
-        drop {
+    }
+
+    impl<T: Send> send_packet<T> : Drop {
+        fn finalize() {
             if self.p != None {
                 let mut p = None;
                 p <-> self.p;
@@ -166,7 +169,10 @@ mod pipes {
 
     struct recv_packet<T: Send> {
         mut p: Option<*packet<T>>,
-        drop {
+    }
+
+    impl<T: Send> recv_packet<T> : Drop {
+        fn finalize() {
             if self.p != None {
                 let mut p = None;
                 p <-> self.p;

src/test/run-pass/issue-2735-2.rs

@@ -1,7 +1,12 @@
 // This test should behave exactly like issue-2735-3
 struct defer {
     b: &mut bool,
-    drop { *(self.b) = true; }
+}
+
+impl defer : Drop {
+    fn finalize() {
+        *(self.b) = true;
+    }
 }
 
 fn defer(b: &r/mut bool) -> defer/&r {

src/test/run-pass/issue-2735-3.rs

@@ -1,7 +1,12 @@
 // This test should behave exactly like issue-2735-2
 struct defer {
     b: &mut bool,
-    drop { *(self.b) = true; }
+}
+
+impl defer : Drop {
+    fn finalize() {
+        *(self.b) = true;
+    }
 }
 
 fn defer(b: &r/mut bool) -> defer/&r {

src/test/run-pass/issue-2895.rs

@@ -7,7 +7,10 @@ struct Cat {
 
 struct Kitty {
     x: int,
-    drop {}
+}
+
+impl Kitty : Drop {
+    fn finalize() {}
 }
 
 #[cfg(target_arch = "x86_64")]

src/test/run-pass/issue-3220.rs

@@ -1,4 +1,9 @@
-struct thing { x: int, drop { } }
+struct thing { x: int, }
+
+impl thing : Drop {
+    fn finalize() {}
+}
+
 fn thing() -> thing {
     thing {
         x: 0

src/test/run-pass/issue-979.rs

@@ -1,6 +1,11 @@
 struct r {
   b: @mut int,
-  drop { *(self.b) += 1; }
+}
+
+impl r : Drop {
+    fn finalize() {
+        *(self.b) += 1;
+    }
 }
 
 fn r(b: @mut int) -> r {

src/test/run-pass/option-unwrap.rs

@@ -1,7 +1,10 @@
 struct dtor {
     x: @mut int,
 
-    drop {
+}
+
+impl dtor : Drop {
+    fn finalize() {
         // abuse access to shared mutable state to write this code
         *self.x -= 1;
     }

src/test/run-pass/pipe-presentation-examples.rs

@@ -66,7 +66,10 @@ macro_rules! select (
 struct Buffer {
     foo: (),
 
-    drop { }
+}
+
+impl Buffer : Drop {
+    fn finalize() {}
 }
 
 proto! double_buffer (

src/test/run-pass/resource-assign-is-not-copy.rs

@@ -1,6 +1,11 @@
 struct r {
   i: @mut int,
-  drop { *(self.i) += 1; }
+}
+
+impl r : Drop {
+    fn finalize() {
+        *(self.i) += 1;
+    }
 }
 
 fn r(i: @mut int) -> r {

src/test/run-pass/resource-cycle.rs

@@ -2,12 +2,18 @@
 
 struct r {
   v: *int,
-  drop unsafe {
+}
+
+impl r : Drop {
+    fn finalize() {
+        unsafe {
             debug!("r's dtor: self = %x, self.v = %x, self.v's value = %x",
               cast::reinterpret_cast::<*r, uint>(&ptr::addr_of(&self)),
               cast::reinterpret_cast::<**int, uint>(&ptr::addr_of(&(self.v))),
               cast::reinterpret_cast::<*int, uint>(&self.v));
-    let v2: ~int = cast::reinterpret_cast(&self.v); }
+            let v2: ~int = cast::reinterpret_cast(&self.v);
+        }
+    }
 }
 
 fn r(v: *int) -> r unsafe {

src/test/run-pass/resource-cycle2.rs

@@ -8,10 +8,15 @@ type u = {
 
 struct r {
   v: u,
-  drop unsafe {
+}
+
+impl r : Drop {
+    fn finalize() {
+        unsafe {
             let v2: ~int = cast::reinterpret_cast(&self.v.c);
         }
     }
+}
 
 fn r(v: u) -> r {
     r {

src/test/run-pass/resource-cycle3.rs

@@ -12,11 +12,16 @@ struct r {
   v: u,
   w: int,
   x: *int,
-  drop unsafe {
+}
+
+impl r : Drop {
+    fn finalize() {
+        unsafe {
             let _v2: ~int = cast::reinterpret_cast(&self.v.c);
             // let _v3: ~int = unsafe::reinterpret_cast(self.x);
         }
     }
+}
 
 fn r(v: u, w: int, _x: *int) -> r unsafe {
     r {

src/test/run-pass/resource-destruct.rs

@@ -1,6 +1,11 @@
 struct shrinky_pointer {
   i: @@mut int,
-  drop { log(error, ~"Hello!"); **(self.i) -= 1; }
+}
+
+impl shrinky_pointer : Drop {
+    fn finalize() {
+        log(error, ~"Hello!"); **(self.i) -= 1;
+    }
 }
 
 impl shrinky_pointer {

src/test/run-pass/resource-generic.rs

@@ -3,7 +3,12 @@
 
 struct finish<T: Copy> {
   arg: {val: T, fin: extern fn(T)},
-  drop { self.arg.fin(self.arg.val); }
+}
+
+impl<T: Copy> finish<T> : Drop {
+    fn finalize() {
+        self.arg.fin(self.arg.val);
+    }
 }
 
 fn finish<T: Copy>(arg: {val: T, fin: extern fn(T)}) -> finish<T> {

src/test/run-pass/resource-in-struct.rs

@@ -6,7 +6,12 @@ type closable = @mut bool;
 struct close_res {
   i: closable,
 
-  drop { *(self.i) = false; }
+}
+
+impl close_res : Drop {
+    fn finalize() {
+        *(self.i) = false;
+    }
 }
 
 fn close_res(i: closable) -> close_res {

src/test/run-pass/send-resource.rs

@@ -3,7 +3,10 @@ use comm::*;
 
 struct test {
   f: int,
-  drop {}
+}
+
+impl test : Drop {
+    fn finalize() {}
 }
 
 fn test(f: int) -> test {

src/test/run-pass/struct-literal-dtor.rs

@@ -1,6 +1,11 @@
 struct foo {
     x: ~str,
-    drop { error!("%s", self.x); }
+}
+
+impl foo : Drop {
+    fn finalize() {
+        error!("%s", self.x);
+    }
 }
 
 fn main() {

src/test/run-pass/task-compare.rs

@@ -9,7 +9,10 @@ fn child() { }
 
 struct notify {
     ch: comm::Chan<bool>, v: @mut bool,
-    drop {
+}
+
+impl notify : Drop {
+    fn finalize() {
         error!("notify: task=%? v=%x unwinding=%b b=%b",
                task::get_task(),
                ptr::addr_of(&(*(self.v))) as uint,

src/test/run-pass/task-killjoin-rsrc.rs

@@ -7,7 +7,10 @@ extern mod std;
 
 struct notify {
     ch: comm::Chan<bool>, v: @mut bool,
-    drop {
+}
+
+impl notify : Drop {
+    fn finalize() {
         error!("notify: task=%? v=%x unwinding=%b b=%b",
                task::get_task(),
                ptr::addr_of(&(*(self.v))) as uint,

src/test/run-pass/type-param-constraints.rs

@@ -7,7 +7,10 @@ fn u_foo<T: Send>(unique: T) { }
 
 struct r {
   i: int,
-  drop {}
+}
+
+impl r : Drop {
+    fn finalize() {}
 }
 
 fn r(i:int) -> r {

src/test/run-pass/unique-pinned-nocopy-2.rs

@@ -1,6 +1,11 @@
 struct r {
   i: @mut int,
-  drop { *(self.i) = *(self.i) + 1; }
+}
+
+impl r : Drop {
+    fn finalize() {
+        *(self.i) = *(self.i) + 1;
+    }
 }
 
 fn r(i: @mut int) -> r {

src/test/run-pass/unwind-resource.rs

@@ -3,9 +3,14 @@ extern mod std;
 
 struct complainer {
   c: comm::Chan<bool>,
-  drop { error!("About to send!");
+}
+
+impl complainer : Drop {
+    fn finalize() {
+        error!("About to send!");
         comm::send(self.c, true);
-    error!("Sent!"); }
+        error!("Sent!");
+    }
 }
 
 fn complainer(c: comm::Chan<bool>) -> complainer {

src/test/run-pass/unwind-resource2.rs

@@ -3,7 +3,10 @@ extern mod std;
 
 struct complainer {
   c: @int,
-  drop {}
+}
+
+impl complainer : Drop {
+    fn finalize() {}
 }
 
 fn complainer(c: @int) -> complainer {

src/test/run-pass/vec-slice-drop.rs

@@ -1,7 +1,12 @@
 // Make sure that destructors get run on slice literals
 struct foo {
     x: @mut int,
-    drop { *self.x += 1; }
+}
+
+impl foo : Drop {
+    fn finalize() {
+        *self.x += 1;
+    }
 }
 
 fn foo(x: @mut int) -> foo {