1 files changed, 20 insertions, 0 deletions
diff --git a/src/test/ui/const-generics/issue-66451.stderr b/src/test/ui/const-generics/issue-66451.stderr
new file mode 100644
index 000000000..e0cb0b661
--- /dev/null
+++ b/src/test/ui/const-generics/issue-66451.stderr
@@ -0,0 +1,20 @@
+error[E0308]: mismatched types
+  --> $DIR/issue-66451.rs:27:10
+   |
+LL |       let y: Test<{
+   |  ____________-
+LL | |         Foo {
+LL | |             value: 3,
+LL | |             nested: &Bar(5),
+LL | |         }
+LL | |     }> = x;
+   | |      -   ^ expected `Foo { value: 3, nested: &Bar::<i32>(5) }`, found `Foo { value: 3, nested: &Bar::<i32>(4) }`
+   | |______|
+   |        expected due to this
+   |
+   = note: expected struct `Test<Foo { value: 3, nested: &Bar::<i32>(5) }>`
+              found struct `Test<Foo { value: 3, nested: &Bar::<i32>(4) }>`
+
+error: aborting due to previous error
+
+For more information about this error, try `rustc --explain E0308`.