---

yaml
---
r: 149926
b: refs/heads/try2
c: a7db0d5
h: refs/heads/master
v: v3

Author: nikomatsakis

[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: 27c62449db9e752bcab39110aaaad63b2773e68b
+refs/heads/try2: a7db0d5d30adbaec2b4ec6e009a0bf9c7850f9be
 refs/heads/dist-snap: ba4081a5a8573875fed17545846f6f6902c8ba8d
 refs/tags/release-0.2: c870d2dffb391e14efb05aa27898f1f6333a9596
 refs/tags/release-0.3: b5f0d0f648d9a6153664837026ba1be43d3e2503

branches/try2/src/test/compile-fail/borrowck-borrow-overloaded-auto-deref-mut.rs

@@ -77,6 +77,21 @@ fn deref_extend_mut_field2<'a>(x: &'a mut Own<Point>) -> &'a mut int {
     &mut x.y
 }
 
+fn deref_extend_mut_field3<'a>(x: &'a mut Own<Point>) {
+    // Hmm, this is unfortunate, because with ~ it would work,
+    // but it's presently the expected outcome. See `deref_extend_mut_field4`
+    // for the workaround.
+
+    let _x = &mut x.x;
+    let _y = &mut x.y; //~ ERROR cannot borrow
+}
+
+fn deref_extend_mut_field4<'a>(x: &'a mut Own<Point>) {
+    let p = &mut **x;
+    let _x = &mut p.x;
+    let _y = &mut p.y;
+}
+
 fn assign_field1<'a>(x: Own<Point>) {
     x.y = 3; //~ ERROR cannot borrow
 }
@@ -89,6 +104,11 @@ fn assign_field3<'a>(x: &'a mut Own<Point>) {
     x.y = 3;
 }
 
+fn assign_field4<'a>(x: &'a mut Own<Point>) {
+    let _p: &mut Point = &mut **x;
+    x.y = 3; //~ ERROR cannot borrow
+}
+
 // FIXME(eddyb) #12825 This shouldn't attempt to call deref_mut.
 /*
 fn deref_imm_method(x: Own<Point>) {
@@ -128,4 +148,4 @@ fn assign_method3<'a>(x: &'a mut Own<Point>) {
     *x.y_mut() = 3;
 }
 
-pub fn main() {}
+pub fn main() {}