---

yaml
---
r: 185814
b: refs/heads/auto
c: 85defff
h: refs/heads/master
v: v3

Author: Aatch

[refs]

@@ -10,7 +10,7 @@ refs/tags/release-0.3: b5f0d0f648d9a6153664837026ba1be43d3e2503
 refs/tags/release-0.3.1: 495bae036dfe5ec6ceafd3312b4dca48741e845b
 refs/tags/release-0.4: e828ea2080499553b97dfe33b3f4d472b4562ad7
 refs/tags/release-0.5: 7e3bcfbf21278251ee936ad53e92e9b719702d73
-refs/heads/auto: 4bae133070e90a2c42824620b3d94fa752c96b0b
+refs/heads/auto: 85defffea58139e3e5cc0811e499330fa24267ac
 refs/heads/servo: af82457af293e2a842ba6b7759b70288da276167
 refs/tags/release-0.6: b4ebcfa1812664df5e142f0134a5faea3918544c
 refs/tags/0.1: b19db808c2793fe2976759b85a355c3ad8c8b336

branches/auto/src/librustc_borrowck/borrowck/mod.rs

@@ -612,13 +612,26 @@ impl<'a, 'tcx> BorrowckCtxt<'a, 'tcx> {
                 };
                 let (suggestion, _) =
                     move_suggestion(param_env, expr_span, expr_ty, ("moved by default", ""));
-                self.tcx.sess.span_note(
-                    expr_span,
-                    &format!("`{}` moved here{} because it has type `{}`, which is {}",
-                            ol,
-                            moved_lp_msg,
-                            expr_ty.user_string(self.tcx),
-                            suggestion));
+                // If the two spans are the same, it's because the expression will be evaluated
+                // multiple times. Avoid printing the same span and adjust the wording so it makes
+                // more sense that it's from multiple evalutations.
+                if expr_span == use_span {
+                    self.tcx.sess.note(
+                        &format!("`{}` was previously moved here{} because it has type `{}`, \
+                                  which is {}",
+                                 ol,
+                                 moved_lp_msg,
+                                 expr_ty.user_string(self.tcx),
+                                 suggestion));
+                } else {
+                    self.tcx.sess.span_note(
+                        expr_span,
+                        &format!("`{}` moved here{} because it has type `{}`, which is {}",
+                                 ol,
+                                 moved_lp_msg,
+                                 expr_ty.user_string(self.tcx),
+                                 suggestion));
+                }
             }
 
             move_data::MovePat => {