1 files changed, 33 insertions, 14 deletions
diff --git a/src/test/ui/overloaded/overloaded-calls-nontuple.stderr b/src/test/ui/overloaded/overloaded-calls-nontuple.stderr
index 8f299bc94..794535aeb 100644
--- a/src/test/ui/overloaded/overloaded-calls-nontuple.stderr
+++ b/src/test/ui/overloaded/overloaded-calls-nontuple.stderr
@@ -1,21 +1,40 @@
-error: functions with the "rust-call" ABI must take a single non-self argument that is a tuple
-  --> $DIR/overloaded-calls-nontuple.rs:11:5
+error[E0059]: type parameter to bare `FnMut` trait must be a tuple
+  --> $DIR/overloaded-calls-nontuple.rs:10:6
    |
-LL |     extern "rust-call" fn call_mut(&mut self, z: isize) -> isize {
-   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+LL | impl FnMut<isize> for S {
+   |      ^^^^^^^^^^^^ the trait `Tuple` is not implemented for `isize`
+   |
+note: required by a bound in `FnMut`
+  --> $SRC_DIR/core/src/ops/function.rs:LL:COL
+   |
+LL | pub trait FnMut<Args: Tuple>: FnOnce<Args> {
+   |                       ^^^^^ required by this bound in `FnMut`
+
+error[E0059]: type parameter to bare `FnOnce` trait must be a tuple
+  --> $DIR/overloaded-calls-nontuple.rs:18:6
+   |
+LL | impl FnOnce<isize> for S {
+   |      ^^^^^^^^^^^^^ the trait `Tuple` is not implemented for `isize`
+   |
+note: required by a bound in `FnOnce`
+  --> $SRC_DIR/core/src/ops/function.rs:LL:COL
+   |
+LL | pub trait FnOnce<Args: Tuple> {
+   |                        ^^^^^ required by this bound in `FnOnce`
 
-error: functions with the "rust-call" ABI must take a single non-self argument that is a tuple
-  --> $DIR/overloaded-calls-nontuple.rs:19:5
+error[E0277]: functions with the "rust-call" ABI must take a single non-self tuple argument
+  --> $DIR/overloaded-calls-nontuple.rs:12:5
    |
-LL |     extern "rust-call" fn call_once(mut self, z: isize) -> isize { self.call_mut(z) }
-   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+LL |     extern "rust-call" fn call_mut(&mut self, z: isize) -> isize {
+   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `Tuple` is not implemented for `isize`
 
-error[E0059]: cannot use call notation; the first type parameter for the function trait is neither a tuple nor unit
-  --> $DIR/overloaded-calls-nontuple.rs:28:10
+error[E0277]: functions with the "rust-call" ABI must take a single non-self tuple argument
+  --> $DIR/overloaded-calls-nontuple.rs:21:5
    |
-LL |     drop(s(3))
-   |          ^^^^
+LL |     extern "rust-call" fn call_once(mut self, z: isize) -> isize {
+   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `Tuple` is not implemented for `isize`
 
-error: aborting due to 3 previous errors
+error: aborting due to 4 previous errors
 
-For more information about this error, try `rustc --explain E0059`.
+Some errors have detailed explanations: E0059, E0277.
+For more information about an error, try `rustc --explain E0059`.