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diff --git a/tests/ui/error-codes/E0401.stderr b/tests/ui/error-codes/E0401.stderr
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+++ b/tests/ui/error-codes/E0401.stderr
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+error[E0401]: can't use generic parameters from outer function
+  --> $DIR/E0401.rs:4:39
+   |
+LL | fn foo<T>(x: T) {
+   |        - type parameter from outer function
+LL |     fn bfnr<U, V: Baz<U>, W: Fn()>(y: T) {
+   |             -                         ^ use of generic parameter from outer function
+   |             |
+   |             help: try using a local generic parameter instead: `T,`
+
+error[E0401]: can't use generic parameters from outer function
+  --> $DIR/E0401.rs:9:16
+   |
+LL | fn foo<T>(x: T) {
+   |        - type parameter from outer function
+...
+LL |     fn baz<U,
+   |            - help: try using a local generic parameter instead: `T,`
+...
+LL |            (y: T) {
+   |                ^ use of generic parameter from outer function
+
+error[E0401]: can't use generic parameters from outer function
+  --> $DIR/E0401.rs:24:25
+   |
+LL | impl<T> Iterator for A<T> {
+   | ---- `Self` type implicitly declared here, by this `impl`
+...
+LL |         fn helper(sel: &Self) -> u8 {
+   |                         ^^^^
+   |                         |
+   |                         use of generic parameter from outer function
+   |                         use a type here instead
+
+error[E0282]: type annotations needed
+  --> $DIR/E0401.rs:11:5
+   |
+LL |     bfnr(x);
+   |     ^^^^ cannot infer type of the type parameter `U` declared on the function `bfnr`
+   |
+help: consider specifying the generic arguments
+   |
+LL |     bfnr::<U, V, W>(x);
+   |         +++++++++++
+
+error[E0283]: type annotations needed
+  --> $DIR/E0401.rs:11:5
+   |
+LL |     bfnr(x);
+   |     ^^^^ cannot infer type of the type parameter `W` declared on the function `bfnr`
+   |
+   = note: multiple `impl`s satisfying `_: Fn<()>` found in the following crates: `alloc`, `core`:
+           - impl<A, F> Fn<A> for &F
+             where A: Tuple, F: Fn<A>, F: ?Sized;
+           - impl<Args, F, A> Fn<Args> for Box<F, A>
+             where Args: Tuple, F: Fn<Args>, A: Allocator, F: ?Sized;
+note: required by a bound in `bfnr`
+  --> $DIR/E0401.rs:4:30
+   |
+LL |     fn bfnr<U, V: Baz<U>, W: Fn()>(y: T) {
+   |                              ^^^^ required by this bound in `bfnr`
+help: consider specifying the generic arguments
+   |
+LL |     bfnr::<U, V, W>(x);
+   |         +++++++++++
+
+error: aborting due to 5 previous errors
+
+Some errors have detailed explanations: E0282, E0283, E0401.
+For more information about an error, try `rustc --explain E0282`.