Fix span bug with >> and type bindings

Author: nrc

src/libsyntax/parse/parser.rs

@@ -3964,7 +3964,7 @@ impl<'a> Parser<'a> {
                     p.span_warn(span, "whoops, no =?");
                 }
                 let ty = try!(p.parse_ty_nopanic());
-                let hi = p.span.hi;
+                let hi = ty.span.hi;
                 let span = mk_sp(lo, hi);
                 return Ok(P(TypeBinding{id: ast::DUMMY_NODE_ID,
                     ident: ident,

src/test/compile-fail/ty_binding_span.rs

@@ -0,0 +1,20 @@
+// Copyright 2012 The Rust Project Developers. See the COPYRIGHT
+// file at the top-level directory of this distribution and at
+// http://rust-lang.org/COPYRIGHT.
+//
+// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
+// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
+// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
+// option. This file may not be copied, modified, or distributed
+// except according to those terms.
+
+// Test the type binding span doesn't include >>
+
+use std::ops::Deref;
+
+fn homura<T: Deref<Trget=i32 //~ ERROR associated type
+>>(_: T) { }
+
+
+fn main() {
+}