---

yaml
---
r: 152847
b: refs/heads/try2
c: bc837fd
h: refs/heads/master
i:
  152845: 83f0831
  152843: 3456722
  152839: 741a69a
  152831: 72d0267
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: 19e1d834ffad4c5023a44f894d570054913e31e8
+refs/heads/try2: bc837fdadf185a7aa593008e13364fde2b8c7fc9
 refs/heads/dist-snap: ba4081a5a8573875fed17545846f6f6902c8ba8d
 refs/tags/release-0.2: c870d2dffb391e14efb05aa27898f1f6333a9596
 refs/tags/release-0.3: b5f0d0f648d9a6153664837026ba1be43d3e2503

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

@@ -1254,6 +1254,18 @@ mod test {
             0)
     }
 
+    // FIXME #9384, match variable hygiene. Should expand into
+    // fn z() {match 8 {x_1 => {match 9 {x_2 | x_2 => x_2 + x_1}}}}
+    #[test] fn issue_9384(){
+        run_renaming_test(
+            &("macro_rules! bad_macro (($ex:expr) => ({match 9 {x | x => x + $ex}}))
+              fn z() {match 8 {x => bad_macro!(_x)}}",
+              // NB: the third "binding" is the repeat of the second one.
+              vec!(vec!(1),vec!(0),vec!(0)),
+              true),
+            0)
+    }
+
     // create a really evil test case where a $x appears inside a binding of $x
     // but *shouldnt* bind because it was inserted by a different macro....
     // can't write this test case until we have macro-generating macros.