Merge remote-tracking branch 'remotes/origin/incoming' into incoming

doc/rust.md

@@ -297,7 +297,7 @@ the following forms:
 num_lit : nonzero_dec [ dec_digit | '_' ] * num_suffix ?
         | '0' [       [ dec_digit | '_' ] + num_suffix ?
               | 'b'   [ '1' | '0' | '_' ] + int_suffix ?
-              | 'x'   [ hex_digit | '-' ] + int_suffix ? ] ;
+              | 'x'   [ hex_digit | '_' ] + int_suffix ? ] ;
 
 num_suffix : int_suffix | float_suffix ;
 

src/libcore/cleanup.rs

@@ -154,7 +154,7 @@ fn debug_mem() -> bool {
 #[cfg(notest)]
 #[lang="annihilate"]
 pub unsafe fn annihilate() {
-    use rt::rt_free;
+    use rt::local_free;
     use io::WriterUtil;
     use io;
     use libc;
@@ -192,7 +192,7 @@ pub unsafe fn annihilate() {
             stats.n_bytes_freed +=
                 (*((*box).header.type_desc)).size
                 + sys::size_of::<BoxRepr>();
-            rt_free(transmute(box));
+            local_free(transmute(box));
         }
     }
 

src/libcore/io.rs

@@ -474,7 +474,10 @@ impl<R:Reader,C> Reader for Wrapper<R, C> {
 
 pub struct FILERes {
     f: *libc::FILE,
-    drop {
+}
+
+impl Drop for FILERes {
+    fn finalize(&self) {
         unsafe {
             libc::fclose(self.f);
         }
@@ -683,7 +686,10 @@ impl Writer for fd_t {
 
 pub struct FdRes {
     fd: fd_t,
-    drop {
+}
+
+impl Drop for FdRes {
+    fn finalize(&self) {
         unsafe {
             libc::close(self.fd);
         }

src/libcore/option.rs

@@ -450,7 +450,10 @@ fn test_unwrap_str() {
 fn test_unwrap_resource() {
     struct R {
        i: @mut int,
-       drop { *(self.i) += 1; }
+    }
+
+    impl ::ops::Drop for R {
+       fn finalize(&self) { *(self.i) += 1; }
     }
 
     fn R(i: @mut int) -> R {

src/libcore/pipes.rs

@@ -346,7 +346,10 @@ pub unsafe fn get_buffer<T>(p: *PacketHeader) -> ~Buffer<T> {
 struct BufferResource<T> {
     buffer: ~Buffer<T>,
 
-    drop {
+}
+
+impl<T> ::ops::Drop for BufferResource<T> {
+    fn finalize(&self) {
         unsafe {
             let b = move_it!(self.buffer);
             //let p = ptr::addr_of(*b);

src/libcore/private.rs

@@ -126,7 +126,10 @@ struct ArcData<T> {
 
 struct ArcDestruct<T> {
     mut data: *libc::c_void,
-    drop {
+}
+
+impl<T> Drop for ArcDestruct<T>{
+    fn finalize(&self) {
         unsafe {
             if self.data.is_null() {
                 return; // Happens when destructing an unwrapper's handle.
@@ -178,7 +181,10 @@ pub unsafe fn unwrap_shared_mutable_state<T:Owned>(rc: SharedMutableState<T>)
     struct DeathThroes<T> {
         mut ptr:      Option<~ArcData<T>>,
         mut response: Option<comm::ChanOne<bool>>,
-        drop {
+    }
+
+    impl<T> Drop for DeathThroes<T>{
+        fn finalize(&self) {
             unsafe {
                 let response = option::swap_unwrap(&mut self.response);
                 // In case we get killed early, we need to tell the person who
@@ -311,7 +317,10 @@ type rust_little_lock = *libc::c_void;
 
 struct LittleLock {
     l: rust_little_lock,
-    drop {
+}
+
+impl Drop for LittleLock {
+    fn finalize(&self) {
         unsafe {
             rustrt::rust_destroy_little_lock(self.l);
         }

src/libcore/rand.rs

@@ -365,7 +365,10 @@ impl Rng {
 
 struct RandRes {
     rng: *rust_rng,
-    drop {
+}
+
+impl Drop for RandRes {
+    fn finalize(&self) {
         unsafe {
             rustrt::rand_free(self.rng);
         }

src/libcore/rt.rs

@@ -36,60 +36,54 @@ pub extern mod rustrt {
     unsafe fn rust_upcall_free(ptr: *c_char);
 }
 
-#[rt(fail_)]
 #[lang="fail_"]
-pub fn rt_fail_(expr: *c_char, file: *c_char, line: size_t) -> ! {
+pub fn fail_(expr: *c_char, file: *c_char, line: size_t) -> ! {
     sys::begin_unwind_(expr, file, line);
 }
 
-#[rt(fail_bounds_check)]
 #[lang="fail_bounds_check"]
-pub unsafe fn rt_fail_bounds_check(file: *c_char, line: size_t,
+pub unsafe fn fail_bounds_check(file: *c_char, line: size_t,
-                                   index: size_t, len: size_t) {
+                                index: size_t, len: size_t) {
     let msg = fmt!("index out of bounds: the len is %d but the index is %d",
                     len as int, index as int);
     do str::as_buf(msg) |p, _len| {
-        rt_fail_(p as *c_char, file, line);
+        fail_(p as *c_char, file, line);
     }
 }
 
-pub unsafe fn rt_fail_borrowed() {
+pub unsafe fn fail_borrowed() {
     let msg = "borrowed";
     do str::as_buf(msg) |msg_p, _| {
         do str::as_buf("???") |file_p, _| {
-            rt_fail_(msg_p as *c_char, file_p as *c_char, 0);
+            fail_(msg_p as *c_char, file_p as *c_char, 0);
         }
     }
 }
 
 // FIXME #4942: Make these signatures agree with exchange_alloc's signatures
-#[rt(exchange_malloc)]
 #[lang="exchange_malloc"]
-pub unsafe fn rt_exchange_malloc(td: *c_char, size: uintptr_t) -> *c_char {
+pub unsafe fn exchange_malloc(td: *c_char, size: uintptr_t) -> *c_char {
     transmute(exchange_alloc::malloc(transmute(td), transmute(size)))
 }
 
 // NB: Calls to free CANNOT be allowed to fail, as throwing an exception from
 // inside a landing pad may corrupt the state of the exception handler. If a
 // problem occurs, call exit instead.
-#[rt(exchange_free)]
 #[lang="exchange_free"]
-pub unsafe fn rt_exchange_free(ptr: *c_char) {
+pub unsafe fn exchange_free(ptr: *c_char) {
     exchange_alloc::free(transmute(ptr))
 }
 
-#[rt(malloc)]
 #[lang="malloc"]
-pub unsafe fn rt_malloc(td: *c_char, size: uintptr_t) -> *c_char {
+pub unsafe fn local_malloc(td: *c_char, size: uintptr_t) -> *c_char {
     return rustrt::rust_upcall_malloc(td, size);
 }
 
 // NB: Calls to free CANNOT be allowed to fail, as throwing an exception from
 // inside a landing pad may corrupt the state of the exception handler. If a
 // problem occurs, call exit instead.
-#[rt(free)]
 #[lang="free"]
-pub unsafe fn rt_free(ptr: *c_char) {
+pub unsafe fn local_free(ptr: *c_char) {
     rustrt::rust_upcall_free(ptr);
 }
 
@@ -112,7 +106,7 @@ pub unsafe fn return_to_mut(a: *u8) {
 pub unsafe fn check_not_borrowed(a: *u8) {
     let a: *mut BoxRepr = transmute(a);
     if ((*a).header.ref_count & FROZEN_BIT) != 0 {
-        rt_fail_borrowed();
+        fail_borrowed();
     }
 }
 

src/libcore/run.rs

@@ -248,7 +248,10 @@ pub fn start_program(prog: &str, args: &[~str]) -> Program {
     }
     struct ProgRes {
         r: ProgRepr,
-        drop {
+    }
+
+    impl Drop for ProgRes {
+        fn finalize(&self) {
             unsafe {
                 // FIXME #4943: This is bad.
                 destroy_repr(cast::transmute(&self.r));

src/libcore/task/spawn.rs

@@ -308,8 +308,11 @@ struct TCB {
     mut ancestors: AncestorList,
     is_main:       bool,
     notifier:      Option<AutoNotify>,
+}
+
+impl Drop for TCB {
     // Runs on task exit.
-    drop {
+    fn finalize(&self) {
         unsafe {
             // If we are failing, the whole taskgroup needs to die.
             if rt::rust_task_is_unwinding(self.me) {
@@ -353,7 +356,10 @@ fn TCB(me: *rust_task, tasks: TaskGroupArc, ancestors: AncestorList,
 struct AutoNotify {
     notify_chan: Chan<TaskResult>,
     mut failed:  bool,
-    drop {
+}
+
+impl Drop for AutoNotify {
+    fn finalize(&self) {
         let result = if self.failed { Failure } else { Success };
         self.notify_chan.send(result);
     }

src/libcore/to_str.rs

@@ -1,4 +1,4 @@
-// Copyright 2012 The Rust Project Developers. See the COPYRIGHT
+// Copyright 2012-2013 The Rust Project Developers. See the COPYRIGHT
 // file at the top-level directory of this distribution and at
 // http://rust-lang.org/COPYRIGHT.
 //
@@ -137,15 +137,6 @@ impl<A:ToStr> ToStr for @[A] {
     }
 }
 
-impl<A:ToStr> ToStr for @A {
-    #[inline(always)]
-    pure fn to_str(&self) -> ~str { ~"@" + (**self).to_str() }
-}
-impl<A:ToStr> ToStr for ~A {
-    #[inline(always)]
-    pure fn to_str(&self) -> ~str { ~"~" + (**self).to_str() }
-}
-
 #[cfg(test)]
 #[allow(non_implicitly_copyable_typarams)]
 mod tests {
@@ -170,19 +161,12 @@ mod tests {
     }
 
     #[test]
-    #[ignore]
     fn test_vectors() {
         let x: ~[int] = ~[];
-        assert x.to_str() == ~"~[]";
+        assert x.to_str() == ~"[]";
-        assert (~[1]).to_str() == ~"~[1]";
+        assert (~[1]).to_str() == ~"[1]";
-        assert (~[1, 2, 3]).to_str() == ~"~[1, 2, 3]";
+        assert (~[1, 2, 3]).to_str() == ~"[1, 2, 3]";
         assert (~[~[], ~[1], ~[1, 1]]).to_str() ==
-               ~"~[~[], ~[1], ~[1, 1]]";
+               ~"[[], [1], [1, 1]]";
-    }
-
-    #[test]
-    fn test_pointer_types() {
-        assert (@1).to_str() == ~"@1";
-        assert (~(true, false)).to_str() == ~"~(true, false)";
     }
 }

src/libcore/util.rs

@@ -66,7 +66,10 @@ pub fn replace<T>(dest: &mut T, src: T) -> T {
 /// A non-copyable dummy type.
 pub struct NonCopyable {
     i: (),
-    drop { }
+}
+
+impl Drop for NonCopyable {
+    fn finalize(&self) { }
 }
 
 pub fn NonCopyable() -> NonCopyable { NonCopyable { i: () } }

src/librustc/lib/llvm.rs

@@ -1458,7 +1458,10 @@ pub fn struct_tys(struct_ty: TypeRef) -> ~[TypeRef] {
 
 pub struct target_data_res {
     TD: TargetDataRef,
-    drop {
+}
+
+impl Drop for target_data_res {
+    fn finalize(&self) {
         unsafe {
             llvm::LLVMDisposeTargetData(self.TD);
         }
@@ -1492,7 +1495,10 @@ pub fn mk_target_data(string_rep: ~str) -> TargetData {
 
 pub struct pass_manager_res {
     PM: PassManagerRef,
-    drop {
+}
+
+impl Drop for pass_manager_res {
+    fn finalize(&self) {
         unsafe {
             llvm::LLVMDisposePassManager(self.PM);
         }
@@ -1525,7 +1531,10 @@ pub fn mk_pass_manager() -> PassManager {
 
 pub struct object_file_res {
     ObjectFile: ObjectFileRef,
-    drop {
+}
+
+impl Drop for object_file_res {
+    fn finalize(&self) {
         unsafe {
             llvm::LLVMDisposeObjectFile(self.ObjectFile);
         }
@@ -1559,7 +1568,10 @@ pub fn mk_object_file(llmb: MemoryBufferRef) -> Option<ObjectFile> {
 
 pub struct section_iter_res {
     SI: SectionIteratorRef,
-    drop {
+}
+
+impl Drop for section_iter_res {
+    fn finalize(&self) {
         unsafe {
             llvm::LLVMDisposeSectionIterator(self.SI);
         }

src/librustc/middle/trans/_match.rs

@@ -1054,7 +1054,7 @@ pub fn compare_values(cx: block,
             let scratch_rhs = alloca(cx, val_ty(rhs));
             Store(cx, rhs, scratch_rhs);
             let did = cx.tcx().lang_items.uniq_str_eq_fn();
-            let bcx = callee::trans_rtcall_or_lang_call(cx, did,
+            let bcx = callee::trans_lang_call(cx, did,
                                                         ~[scratch_lhs,
                                                           scratch_rhs],
                                                         expr::SaveIn(
@@ -1069,7 +1069,7 @@ pub fn compare_values(cx: block,
             let scratch_result = scratch_datum(cx, ty::mk_bool(cx.tcx()),
                                                false);
             let did = cx.tcx().lang_items.str_eq_fn();
-            let bcx = callee::trans_rtcall_or_lang_call(cx, did,
+            let bcx = callee::trans_lang_call(cx, did,
                                                         ~[lhs, rhs],
                                                         expr::SaveIn(
                                                          scratch_result.val));

src/librustc/middle/trans/base.rs

@@ -90,7 +90,10 @@ use syntax::{ast, ast_util, codemap, ast_map};
 
 pub struct icx_popper {
     ccx: @CrateContext,
-    drop {
+}
+
+impl Drop for icx_popper {
+    fn finalize(&self) {
       if self.ccx.sess.count_llvm_insns() {
           self.ccx.stats.llvm_insn_ctxt.pop();
       }
@@ -304,7 +307,7 @@ pub fn malloc_raw_dyn(bcx: block,
     // Allocate space:
     let tydesc = PointerCast(bcx, static_ti.tydesc, T_ptr(T_i8()));
     let rval = alloca(bcx, T_ptr(T_i8()));
-    let bcx = callee::trans_rtcall_or_lang_call(
+    let bcx = callee::trans_lang_call(
         bcx,
         langcall,
         ~[tydesc, size],

src/librustc/middle/trans/callee.rs

@@ -332,11 +332,11 @@ pub fn trans_method_call(in_cx: block,
         DontAutorefArg)
 }
 
-pub fn trans_rtcall_or_lang_call(bcx: block,
+pub fn trans_lang_call(bcx: block,
-                                 did: ast::def_id,
+                       did: ast::def_id,
-                                 args: &[ValueRef],
+                       args: &[ValueRef],
-                                 dest: expr::Dest)
+                       dest: expr::Dest)
-                              -> block {
+    -> block {
     let fty = if did.crate == ast::local_crate {
         ty::node_id_to_type(bcx.ccx().tcx, did.node)
     } else {
@@ -349,12 +349,12 @@ pub fn trans_rtcall_or_lang_call(bcx: block,
         ArgVals(args), dest, DontAutorefArg);
 }
 
-pub fn trans_rtcall_or_lang_call_with_type_params(bcx: block,
+pub fn trans_lang_call_with_type_params(bcx: block,
-                                                  did: ast::def_id,
+                                        did: ast::def_id,
-                                                  args: &[ValueRef],
+                                        args: &[ValueRef],
-                                                  type_params: ~[ty::t],
+                                        type_params: ~[ty::t],
-                                                  dest: expr::Dest)
+                                        dest: expr::Dest)
-                                               -> block {
+    -> block {
     let fty;
     if did.crate == ast::local_crate {
         fty = ty::node_id_to_type(bcx.tcx(), did.node);

src/librustc/middle/trans/closure.rs

@@ -500,7 +500,7 @@ pub fn make_opaque_cbox_take_glue(
         // Allocate memory, update original ptr, and copy existing data
         let opaque_tydesc = PointerCast(bcx, tydesc, T_ptr(T_i8()));
         let rval = alloca(bcx, T_ptr(T_i8()));
-        let bcx = callee::trans_rtcall_or_lang_call(
+        let bcx = callee::trans_lang_call(
             bcx,
             bcx.tcx().lang_items.exchange_malloc_fn(),
             ~[opaque_tydesc, sz],

src/librustc/middle/trans/common.rs

@@ -141,7 +141,10 @@ pub struct Stats {
 
 pub struct BuilderRef_res {
     B: BuilderRef,
-    drop {
+}
+
+impl Drop for BuilderRef_res {
+    fn finalize(&self) {
         unsafe {
             llvm::LLVMDisposeBuilder(self.B);
         }
@@ -442,7 +445,7 @@ pub fn add_clean_frozen_root(bcx: block, val: ValueRef, t: ty::t) {
     do in_scope_cx(bcx) |scope_info| {
         scope_info.cleanups.push(
             clean_temp(val, |bcx| {
-                let bcx = callee::trans_rtcall_or_lang_call(
+                let bcx = callee::trans_lang_call(
                     bcx,
                     bcx.tcx().lang_items.return_to_mut_fn(),
                     ~[

src/librustc/middle/trans/controlflow.rs

@@ -216,7 +216,7 @@ pub fn trans_log(log_ex: @ast::expr,
             // Call the polymorphic log function
             let val = val_datum.to_ref_llval(bcx);
             let did = bcx.tcx().lang_items.log_type_fn();
-            let bcx = callee::trans_rtcall_or_lang_call_with_type_params(
+            let bcx = callee::trans_lang_call_with_type_params(
                 bcx, did, ~[level, val], ~[val_datum.ty], expr::Ignore);
             bcx
         }
@@ -384,7 +384,7 @@ fn trans_fail_value(bcx: block,
     let V_str = PointerCast(bcx, V_fail_str, T_ptr(T_i8()));
     let V_filename = PointerCast(bcx, V_filename, T_ptr(T_i8()));
     let args = ~[V_str, V_filename, C_int(ccx, V_line)];
-    let bcx = callee::trans_rtcall_or_lang_call(
+    let bcx = callee::trans_lang_call(
         bcx, bcx.tcx().lang_items.fail_fn(), args, expr::Ignore);
     Unreachable(bcx);
     return bcx;
@@ -401,7 +401,7 @@ pub fn trans_fail_bounds_check(bcx: block, sp: span,
     let filename = PointerCast(bcx, filename_cstr, T_ptr(T_i8()));
 
     let args = ~[filename, line, index, len];
-    let bcx = callee::trans_rtcall_or_lang_call(
+    let bcx = callee::trans_lang_call(
         bcx, bcx.tcx().lang_items.fail_bounds_check_fn(), args, expr::Ignore);
     Unreachable(bcx);
     return bcx;

src/librustc/middle/trans/datum.rs

@@ -544,7 +544,7 @@ pub impl Datum {
 
         // If we need to freeze the box, do that now.
         if root_info.freezes {
-            callee::trans_rtcall_or_lang_call(
+            callee::trans_lang_call(
                 bcx,
                 bcx.tcx().lang_items.borrow_as_imm_fn(),
                 ~[
@@ -566,7 +566,7 @@ pub impl Datum {
             ByRef => Load(bcx, self.val),
         };
 
-        callee::trans_rtcall_or_lang_call(
+        callee::trans_lang_call(
             bcx,
             bcx.tcx().lang_items.check_not_borrowed_fn(),
             ~[ PointerCast(bcx, llval, T_ptr(T_i8())) ],

src/librustc/middle/trans/glue.rs

@@ -30,7 +30,7 @@ use core::str;
 
 pub fn trans_free(cx: block, v: ValueRef) -> block {
     let _icx = cx.insn_ctxt("trans_free");
-    callee::trans_rtcall_or_lang_call(
+    callee::trans_lang_call(
         cx,
         cx.tcx().lang_items.free_fn(),
         ~[PointerCast(cx, v, T_ptr(T_i8()))],
@@ -39,7 +39,7 @@ pub fn trans_free(cx: block, v: ValueRef) -> block {
 
 pub fn trans_exchange_free(cx: block, v: ValueRef) -> block {
     let _icx = cx.insn_ctxt("trans_exchange_free");
-    callee::trans_rtcall_or_lang_call(
+    callee::trans_lang_call(
         cx,
         cx.tcx().lang_items.exchange_free_fn(),
         ~[PointerCast(cx, v, T_ptr(T_i8()))],

src/librustc/middle/trans/tvec.rs

@@ -306,7 +306,7 @@ pub fn trans_uniq_or_managed_vstore(bcx: block,
                     let llsizeval = C_uint(bcx.ccx(), s.len());
                     let typ = ty::mk_estr(bcx.tcx(), ty::vstore_uniq);
                     let lldestval = datum::scratch_datum(bcx, typ, false);
-                    let bcx = callee::trans_rtcall_or_lang_call(
+                    let bcx = callee::trans_lang_call(
                         bcx,
                         bcx.tcx().lang_items.strdup_uniq_fn(),
                         ~[ llptrval, llsizeval ],

src/librustc/rustc.rc

@@ -336,7 +336,10 @@ pub fn monitor(+f: fn~(diagnostic::Emitter)) {
 
         struct finally {
             ch: SharedChan<monitor_msg>,
-            drop { self.ch.send(done); }
+        }
+
+        impl Drop for finally {
+            fn finalize(&self) { self.ch.send(done); }
         }
 
         let _finally = finally { ch: ch };

src/librustc/util/common.rs

@@ -32,7 +32,10 @@ pub fn indent<R>(op: fn() -> R) -> R {
 
 pub struct _indenter {
     _i: (),
-    drop { debug!("<<"); }
+}
+
+impl Drop for _indenter {
+    fn finalize(&self) { debug!("<<"); }
 }
 
 pub fn _indenter(_i: ()) -> _indenter {

src/librustdoc/demo.rs

@@ -125,7 +125,10 @@ mod blade_runner {
  */
 struct Bored {
   bored: bool,
-  drop { log(error, self.bored); }
+}
+
+impl Drop for Bored {
+  fn finalize(&self) { log(error, self.bored); }
 }
 
 /**

src/libstd/task_pool.rs

@@ -28,7 +28,10 @@ pub struct TaskPool<T> {
     channels: ~[Chan<Msg<T>>],
     mut next_index: uint,
 
-    drop {
+}
+
+impl<T> Drop for TaskPool<T> {
+    fn finalize(&self) {
         for self.channels.each |channel| {
             channel.send(Quit);
         }

src/libsyntax/parse/parser.rs

@@ -259,7 +259,11 @@ pub struct Parser {
     /// Used to determine the path to externally loaded source files
     mod_path_stack: @mut ~[~str],
 
-    drop {} /* do not copy the parser; its state is tied to outside state */
+}
+
+impl Drop for Parser {
+    /* do not copy the parser; its state is tied to outside state */
+    fn finalize(&self) {}
 }
 
 pub impl Parser {

src/test/auxiliary/moves_based_on_type_lib.rs

@@ -12,7 +12,10 @@
 
 pub struct S {
     x: int,
-    drop {
+}
+
+impl Drop for S {
+    fn finalize(&self) {
         io::println("goodbye");
     }
 }

src/test/compile-fail/issue-3601.rs

@@ -1,4 +1,4 @@
-// Copyright 2012 The Rust Project Developers. See the COPYRIGHT
+// Copyright 2012-2013 The Rust Project Developers. See the COPYRIGHT
 // file at the top-level directory of this distribution and at
 // http://rust-lang.org/COPYRIGHT.
 //
@@ -8,7 +8,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-// xfail-test
 struct HTMLImageData {
     image: Option<~str>
 }
@@ -25,18 +24,19 @@ enum NodeKind {
     Element(ElementData)
 }
 
-enum NodeData = {
+struct NodeData {
     kind: ~NodeKind
-};
+}
 
 fn main() {
     let mut id = HTMLImageData { image: None };
     let ed = ElementData { kind: ~HTMLImageElement(id) };
-    let n = NodeData({kind : ~Element(ed)});
+    let n = NodeData {kind : ~Element(ed)};
+    // n.b. span could be better
     match n.kind {
-        ~Element(ed) => match ed.kind {
+        ~Element(ed) => match ed.kind { //~ ERROR non-exhaustive patterns
-            ~HTMLImageElement(d) if d.image.is_some() => { true }
+            ~HTMLImageElement(ref d) if d.image.is_some() => { true }
         },
-        _ => fail!(~"WAT") //~ ERROR wat
+        _ => fail!(~"WAT") //~ ERROR unreachable pattern
     };
 }

src/test/compile-fail/use-after-move-self-based-on-type.rs

@@ -1,6 +1,9 @@
 struct S {
     x: int,
-    drop {}
+}
+
+impl Drop for S {
+    fn finalize(&self) {}
 }
 
 impl S {

src/test/run-fail/too-much-recursion-unwinding.rs

@@ -21,7 +21,10 @@ fn recurse() {
 
 struct r {
     recursed: *mut bool,
-    drop {
+}
+
+impl Drop for r {
+    fn finalize(&self) {
         unsafe {
             if !*(self.recursed) {
                 *(self.recursed) = true;

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

@@ -12,7 +12,10 @@
 
 struct r {
     i: int,
-    drop { fail!(~"squirrel") }
+}
+
+impl Drop for r {
+    fn finalize(&self) { fail!(~"squirrel") }
 }
 
 fn r(i: int) -> r { r { i: i } }

src/test/run-fail/unwind-resource-fail2.rs

@@ -13,7 +13,10 @@
 
 struct r {
     i: int,
-    drop { fail!(~"wombat") }
+}
+
+impl Drop for r {
+    fn finalize(&self) { fail!(~"wombat") }
 }
 
 fn r(i: int) -> r { r { i: i } }

src/test/run-pass/issue-3563-3.rs

@@ -54,7 +54,10 @@ struct AsciiArt
 
     // This struct can be quite large so we'll disable copying: developers need
     // to either pass these structs around via borrowed pointers or move them.
-    drop {}
+}
+
+impl Drop for AsciiArt {
+    fn finalize(&self) {}
 }
 
 // It's common to define a constructor sort of function to create struct instances.