Remove cross-borrowing for traits.

Closes #15349

[breaking-change]

Trait objects are no longer implicitly coerced from Box<T> to &T. You must make an explicit coercion using `&*`.

1 files changed, 3 insertions, 3 deletions

diff --git a/src/libsyntax/parse/parser.rs b/src/libsyntax/parse/parser.rs
index d3700059862..81ac789b683 100644
--- a/src/libsyntax/parse/parser.rs
+++ b/src/libsyntax/parse/parser.rs
@@ -351,7 +351,7 @@ impl<'a> Parser<'a> {
                mut rdr: Box<Reader+'a>)
                -> Parser<'a>
     {
-        let tok0 = real_token(rdr);
+        let tok0 = real_token(&mut *rdr);
         let span = tok0.sp;
         let placeholder = TokenAndSpan {
             tok: token::UNDERSCORE,
@@ -899,7 +899,7 @@ impl<'a> Parser<'a> {
             None
         };
         let next = if self.buffer_start == self.buffer_end {
-            real_token(self.reader)
+            real_token(&mut *self.reader)
         } else {
             // Avoid token copies with `replace`.
             let buffer_start = self.buffer_start as uint;
@@ -943,7 +943,7 @@ impl<'a> Parser<'a> {
                       -> R {
         let dist = distance as int;
         while self.buffer_length() < dist {
-            self.buffer[self.buffer_end as uint] = real_token(self.reader);
+            self.buffer[self.buffer_end as uint] = real_token(&mut *self.reader);
             self.buffer_end = (self.buffer_end + 1) & 3;
         }
         f(&self.buffer[((self.buffer_start + dist - 1) & 3) as uint].tok)