1 files changed, 12 insertions, 0 deletions

diff --git a/src/test/ui/const-generics/issues/issue-66906.rs b/src/test/ui/const-generics/issues/issue-66906.rs
new file mode 100644
index 00000000000..461fe837dac
--- /dev/null
+++ b/src/test/ui/const-generics/issues/issue-66906.rs
@@ -0,0 +1,12 @@
+// check-pass
+
+#![feature(const_generics)]
+//~^ WARN the feature `const_generics` is incomplete and may cause the compiler to crash
+
+pub struct Tuple;
+
+pub trait Trait<const I: usize> {
+    type Input: From<<Self as Trait<I>>::Input>;
+}
+
+fn main() {}