---

yaml
---
r: 187497
b: refs/heads/try
c: 4ac53cc
h: refs/heads/master
i:
  187495: d810355
v: v3

Author: Manishearth

[refs]

@@ -2,7 +2,7 @@
 refs/heads/master: b4c965ee803a4521d8b4575f634e036f93e408f3
 refs/heads/snap-stage1: e33de59e47c5076a89eadeb38f4934f58a3618a6
 refs/heads/snap-stage3: 3a96d6a9818fe2affc98a187fb1065120458cee9
-refs/heads/try: 341a9ca1e324d7b7427334b32e99e6d8bc82e9a6
+refs/heads/try: 4ac53cc6cef35beb7a517c48169dc36723dba7b1
 refs/tags/release-0.1: 1f5c5126e96c79d22cb7862f75304136e204f105
 refs/heads/dist-snap: ba4081a5a8573875fed17545846f6f6902c8ba8d
 refs/tags/release-0.2: c870d2dffb391e14efb05aa27898f1f6333a9596

branches/try/src/libcore/iter.rs

@@ -68,7 +68,7 @@ use num::{ToPrimitive, Int};
 use ops::{Add, Deref, FnMut};
 use option::Option;
 use option::Option::{Some, None};
-use marker::Sized;
+use marker::{Send, Sized, Sync};
 use usize;
 
 /// An interface for dealing with "external iterators". These types of iterators
@@ -1783,6 +1783,10 @@ pub struct Peekable<I: Iterator> {
     peeked: Option<I::Item>,
 }
 
+// FIXME: after #22828 being fixed, the following unsafe impl should be removed
+unsafe impl<I: Iterator> Sync for Peekable<I> where I: Sync, I::Item: Sync {}
+unsafe impl<I: Iterator> Send for Peekable<I> where I: Send, I::Item: Send {}
+
 impl<I: Iterator + Clone> Clone for Peekable<I> where I::Item: Clone {
     fn clone(&self) -> Peekable<I> {
         Peekable {

branches/try/src/libsyntax/parse/parser.rs

@@ -3538,19 +3538,6 @@ impl<'a> Parser<'a> {
                         self.bump();
                         pat = PatStruct(enum_path, fields, etc);
                     }
-                    token::DotDotDot => {
-                        let hi = self.last_span.hi;
-                        let start = self.mk_expr(lo, hi, ExprPath(None, enum_path));
-                        self.eat(&token::DotDotDot);
-                        let end = if self.token.is_ident() || self.token.is_path() {
-                            let path = self.parse_path(LifetimeAndTypesWithColons);
-                            let hi = self.span.hi;
-                            self.mk_expr(lo, hi, ExprPath(None, path))
-                        } else {
-                            self.parse_literal_maybe_minus()
-                        };
-                        pat = PatRange(start, end);
-                    }
                     _ => {
                         let mut args: Vec<P<Pat>> = Vec::new();
                         match self.token {