---

yaml
---
r: 153119
b: refs/heads/try2
c: cc13f9b
h: refs/heads/master
i:
  153117: 8561f53
  153115: 70f9701
  153111: 5afaa5f
  153103: 950580c
  153087: dd4e80a
v: v3

Author: jbclements

[refs]

@@ -5,7 +5,7 @@ refs/heads/snap-stage3: 78a7676898d9f80ab540c6df5d4c9ce35bb50463
 refs/heads/try: 519addf6277dbafccbb4159db4b710c37eaa2ec5
 refs/tags/release-0.1: 1f5c5126e96c79d22cb7862f75304136e204f105
 refs/heads/ndm: f3868061cd7988080c30d6d5bf352a5a5fe2460b
-refs/heads/try2: ff9995e08978cec4b6987d198e09ac5ba6b6c152
+refs/heads/try2: cc13f9bae8b4175513375f9de66f198a706c67d3
 refs/heads/dist-snap: ba4081a5a8573875fed17545846f6f6902c8ba8d
 refs/tags/release-0.2: c870d2dffb391e14efb05aa27898f1f6333a9596
 refs/tags/release-0.3: b5f0d0f648d9a6153664837026ba1be43d3e2503

branches/try2/src/libsyntax/ext/expand.rs

@@ -229,6 +229,20 @@ pub fn expand_expr(e: Gc<ast::Expr>, fld: &mut MacroExpander) -> Gc<ast::Expr> {
             fld.cx.expr(e.span, ast::ExprLoop(loop_block, opt_ident))
         }
 
+        ast::ExprFnBlock(fn_decl, block) => {
+            let (rewritten_fn_decl, rewritten_block)
+                = expand_and_rename_fn_decl_and_block(fn_decl, block, fld);
+            let new_node = ast::ExprFnBlock(rewritten_fn_decl, rewritten_block);
+            box(GC) ast::Expr{id:e.id, node: new_node, span: fld.new_span(e.span)}
+        }
+
+        ast::ExprProc(fn_decl, block) => {
+            let (rewritten_fn_decl, rewritten_block)
+                = expand_and_rename_fn_decl_and_block(fn_decl, block, fld);
+            let new_node = ast::ExprProc(rewritten_fn_decl, rewritten_block);
+            box(GC) ast::Expr{id:e.id, node: new_node, span: fld.new_span(e.span)}
+        }
+
         _ => noop_fold_expr(e, fld)
     }
 }
@@ -1387,7 +1401,7 @@ mod test {
             0)
     }
 
-    // closure arg hygiene
+    // closure arg hygiene (ExprFnBlock)
     // expands to fn f(){(|x_1 : int| {(x_2 + x_1)})(3);}
     #[test] fn closure_arg_hygiene(){
         run_renaming_test(