Adapt the PR for HIR changes

Author: nagisa

src/librustc_front/fold.rs

@@ -1124,8 +1124,14 @@ pub fn noop_fold_expr<T: Folder>(Expr {id, node, span}: Expr, folder: &mut T) ->
                 });
                 ExprPath(qself, folder.fold_path(path))
             }
-            ExprBreak(opt_ident) => ExprBreak(opt_ident.map(|x| folder.fold_ident(x))),
-            ExprAgain(opt_ident) => ExprAgain(opt_ident.map(|x| folder.fold_ident(x))),
+            ExprBreak(opt_ident) => ExprBreak(opt_ident.map(|label|
+                respan(folder.new_span(label.span),
+                       folder.fold_ident(label.node)))
+            ),
+            ExprAgain(opt_ident) => ExprAgain(opt_ident.map(|label|
+                respan(folder.new_span(label.span),
+                       folder.fold_ident(label.node)))
+            ),
             ExprRet(e) => ExprRet(e.map(|x| folder.fold_expr(x))),
             ExprInlineAsm(InlineAsm {
                 inputs,

src/librustc_front/hir.rs

@@ -730,9 +730,9 @@ pub enum Expr_ {
     /// A referencing operation (`&a` or `&mut a`)
     ExprAddrOf(Mutability, P<Expr>),
     /// A `break`, with an optional label to break
-    ExprBreak(Option<Ident>),
+    ExprBreak(Option<SpannedIdent>),
     /// A `continue`, with an optional label
-    ExprAgain(Option<Ident>),
+    ExprAgain(Option<SpannedIdent>),
     /// A `return`, with an optional value to be returned
     ExprRet(Option<P<Expr>>),
 

src/librustc_front/print/pprust.rs

@@ -1587,15 +1587,15 @@ impl<'a> State<'a> {
                 try!(word(&mut self.s, "break"));
                 try!(space(&mut self.s));
                 if let Some(ident) = opt_ident {
-                    try!(self.print_ident(ident));
+                    try!(self.print_ident(ident.node));
                     try!(space(&mut self.s));
                 }
             }
             hir::ExprAgain(opt_ident) => {
                 try!(word(&mut self.s, "continue"));
                 try!(space(&mut self.s));
                 if let Some(ident) = opt_ident {
-                    try!(self.print_ident(ident));
+                    try!(self.print_ident(ident.node));
                     try!(space(&mut self.s))
                 }
             }