---

yaml
---
r: 274303
b: refs/heads/stable
c: 9d8c64b
h: refs/heads/master
i:
  274301: 2980616
  274299: 636946a
  274295: 6a006a1
  274287: 48ba7cf
  274271: dbce758
  274239: dca8a68
  274175: 23ea8c6

Author: fhahn

[refs]

@@ -29,7 +29,7 @@ refs/heads/tmp: e06d2ad9fcd5027bcaac5b08fc9aa39a49d0ecd3
 refs/tags/1.0.0-alpha.2: 4c705f6bc559886632d3871b04f58aab093bfa2f
 refs/tags/homu-tmp: c0221c8897db309a79990367476177b1230bb264
 refs/tags/1.0.0-beta: 8cbb92b53468ee2b0c2d3eeb8567005953d40828
-refs/heads/stable: 2bc8f4ff80a4343bacfcab9629eb681e576dee48
+refs/heads/stable: 9d8c64b9966a2e6fe6b022491eb3fb7bb81ec292
 refs/tags/1.0.0: 55bd4f8ff2b323f317ae89e254ce87162d52a375
 refs/tags/1.1.0: bc3c16f09287e5545c1d3f76b7abd54f2eca868b
 refs/tags/1.2.0: f557861f822c34f07270347b94b5280de20a597e

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

@@ -239,12 +239,13 @@ macro_rules! interpolated_or_expr_span {
     ($p:expr, $parse_expr:expr) => {
         {
             let is_interpolated = $p.token.is_interpolated();
-            let e = $parse_expr;
-            if is_interpolated {
-                ($p.last_span, e)
-            } else {
-                (e.span, e)
-            }
+            $parse_expr.map(|e| {
+                if is_interpolated {
+                    ($p.last_span, e)
+                } else {
+                    (e.span, e)
+                }
+            })
         }
     }
 }
@@ -2338,7 +2339,7 @@ impl<'a> Parser<'a> {
                                   -> PResult<'a, P<Expr>> {
         let attrs = try!(self.parse_or_use_outer_attributes(already_parsed_attrs));
 
-        let (span, b) = interpolated_or_expr_span!(self, try!(self.parse_bottom_expr()));
+        let (span, b) = try!(interpolated_or_expr_span!(self, self.parse_bottom_expr()));
         self.parse_dot_or_call_expr_with(b, span.lo, attrs)
     }
 
@@ -2724,30 +2725,30 @@ impl<'a> Parser<'a> {
         let ex = match self.token {
             token::Not => {
                 self.bump();
-                let (span, e) = interpolated_or_expr_span!(self,
-                                                           try!(self.parse_prefix_expr(None)));
+                let (span, e) = try!(interpolated_or_expr_span!(self,
+                                                           self.parse_prefix_expr(None)));
                 hi = span.hi;
                 self.mk_unary(UnNot, e)
             }
             token::BinOp(token::Minus) => {
                 self.bump();
-                let (span, e) = interpolated_or_expr_span!(self,
-                                                           try!(self.parse_prefix_expr(None)));
+                let (span, e) = try!(interpolated_or_expr_span!(self,
+                                                           self.parse_prefix_expr(None)));
                 hi = span.hi;
                 self.mk_unary(UnNeg, e)
             }
             token::BinOp(token::Star) => {
                 self.bump();
-                let (span, e) = interpolated_or_expr_span!(self,
-                                                           try!(self.parse_prefix_expr(None)));
+                let (span, e) = try!(interpolated_or_expr_span!(self,
+                                                           self.parse_prefix_expr(None)));
                 hi = span.hi;
                 self.mk_unary(UnDeref, e)
             }
             token::BinOp(token::And) | token::AndAnd => {
                 try!(self.expect_and());
                 let m = try!(self.parse_mutability());
-                let (span, e) = interpolated_or_expr_span!(self,
-                                                           try!(self.parse_prefix_expr(None)));
+                let (span, e) = try!(interpolated_or_expr_span!(self,
+                                                           self.parse_prefix_expr(None)));
                 hi = span.hi;
                 ExprAddrOf(m, e)
             }
@@ -2766,8 +2767,8 @@ impl<'a> Parser<'a> {
             }
             token::Ident(..) if self.token.is_keyword(keywords::Box) => {
                 self.bump();
-                let (span, e) = interpolated_or_expr_span!(self,
-                                                           try!(self.parse_prefix_expr(None)));
+                let (span, e) = try!(interpolated_or_expr_span!(self,
+                                                           self.parse_prefix_expr(None)));
                 hi = span.hi;
                 ExprBox(e)
             }