1 files changed, 9 insertions, 0 deletions
diff --git a/src/test/ui/const-generics/expose-default-substs-param-env.rs b/src/test/ui/const-generics/expose-default-substs-param-env.rs
new file mode 100644
index 000000000..e40c93116
--- /dev/null
+++ b/src/test/ui/const-generics/expose-default-substs-param-env.rs
@@ -0,0 +1,9 @@
+// build-pass
+
+#![feature(generic_const_exprs)]
+#![allow(unused_braces, incomplete_features)]
+
+pub trait Foo<const N: usize> {}
+pub trait Bar: Foo<{ 1 }> { }
+
+fn main() {}