1 files changed, 17 insertions, 2 deletions
diff --git a/tests/ui/rfcs/rfc-2632-const-trait-impl/const_derives/derive-const-use.stderr b/tests/ui/rfcs/rfc-2632-const-trait-impl/const_derives/derive-const-use.stderr
index c561f80653c..8f374bc4d8f 100644
--- a/tests/ui/rfcs/rfc-2632-const-trait-impl/const_derives/derive-const-use.stderr
+++ b/tests/ui/rfcs/rfc-2632-const-trait-impl/const_derives/derive-const-use.stderr
@@ -23,6 +23,21 @@ LL | #[derive_const(Default, PartialEq)]
    = note: adding a non-const method body in the future would be a breaking change
    = note: this error originates in the derive macro `Default` (in Nightly builds, run with -Z macro-backtrace for more info)
 
-error: aborting due to 3 previous errors
+error[E0207]: the const parameter `host` is not constrained by the impl trait, self type, or predicates
+  --> $DIR/derive-const-use.rs:7:6
+   |
+LL | impl const Default for A {
+   |      ^^^^^ unconstrained const parameter
+   |
+   = note: expressions using a const parameter must map each value to a distinct output value
+   = note: proving the result of expressions other than the parameter are unique is not supported
+
+error[E0207]: the const parameter `host` is not constrained by the impl trait, self type, or predicates
+   |
+   = note: expressions using a const parameter must map each value to a distinct output value
+   = note: proving the result of expressions other than the parameter are unique is not supported
+
+error: aborting due to 5 previous errors
 
-For more information about this error, try `rustc --explain E0635`.
+Some errors have detailed explanations: E0207, E0635.
+For more information about an error, try `rustc --explain E0207`.