Fix failing diagnostic test.

cjgillot · cjgillot · commit 2f42a188d946 · 2018-12-30T14:47:12.000+01:00
diff --git a/src/librustc_typeck/check/callee.rs b/src/librustc_typeck/check/callee.rs
@@ -145,6 +145,7 @@ impl<'a, 'gcx, 'tcx> FnCtxt<'a, 'gcx, 'tcx> {
         }
 
         self.try_overloaded_call_traits(call_expr, adjusted_ty, Some(arg_exprs))
+            .or_else(|| self.try_overloaded_call_traits(call_expr, adjusted_ty, None))
             .map(|(autoref, method)| {
                 let mut adjustments = autoderef.adjust_steps(self, Needs::None);
                 adjustments.extend(autoref);

Original file line number	Diff line number	Diff line change
`@@ -145,6 +145,7 @@ impl<'a, 'gcx, 'tcx> FnCtxt<'a, 'gcx, 'tcx> {`
`145`	`145`	`}`
`146`	`146`
`147`	`147`	`self.try_overloaded_call_traits(call_expr, adjusted_ty, Some(arg_exprs))`
	`148`	`+ .or_else(\|\| self.try_overloaded_call_traits(call_expr, adjusted_ty, None))`
`148`	`149`	`.map(\|(autoref, method)\| {`
`149`	`150`	`let mut adjustments = autoderef.adjust_steps(self, Needs::None);`
`150`	`151`	`adjustments.extend(autoref);`