---

yaml
---
r: 159783
b: refs/heads/try
c: f791473
h: refs/heads/master
i:
  159781: d028479
  159779: cd21a6d
  159775: 3f2f099
v: v3

Author: nikomatsakis

[refs]

@@ -2,7 +2,7 @@
 refs/heads/master: e09d98603e608c9e47d4c89f7b4dca87a4b56da3
 refs/heads/snap-stage1: e33de59e47c5076a89eadeb38f4934f58a3618a6
 refs/heads/snap-stage3: 9c96a79a74f10bed18b031ce0ac4126c56d6cfb3
-refs/heads/try: 680d579ff0e0c8e65e329d29b867600aa2aec478
+refs/heads/try: f7914739379711e9f56fdcfab049b5a9531feb52
 refs/tags/release-0.1: 1f5c5126e96c79d22cb7862f75304136e204f105
 refs/heads/dist-snap: ba4081a5a8573875fed17545846f6f6902c8ba8d
 refs/tags/release-0.2: c870d2dffb391e14efb05aa27898f1f6333a9596

branches/try/src/librustc/middle/typeck/check/mod.rs

@@ -2147,11 +2147,11 @@ fn try_overloaded_call<'a>(fcx: &FnCtxt,
         _ => {}
     }
 
-    // Try `FnOnce`, then `FnMut`, then `Fn`.
+    // Try the options that are least restrictive on the caller first.
     for &(maybe_function_trait, method_name) in [
-        (fcx.tcx().lang_items.fn_once_trait(), token::intern("call_once")),
+        (fcx.tcx().lang_items.fn_trait(), token::intern("call")),
         (fcx.tcx().lang_items.fn_mut_trait(), token::intern("call_mut")),
-        (fcx.tcx().lang_items.fn_trait(), token::intern("call"))
+        (fcx.tcx().lang_items.fn_once_trait(), token::intern("call_once")),
     ].iter() {
         let function_trait = match maybe_function_trait {
             None => continue,