1 files changed, 12 insertions, 0 deletions
diff --git a/tests/ui/traits/const-traits/impl-conditionally-const-trait.rs b/tests/ui/traits/const-traits/impl-conditionally-const-trait.rs
new file mode 100644
index 00000000000..f3783c9e69b
--- /dev/null
+++ b/tests/ui/traits/const-traits/impl-conditionally-const-trait.rs
@@ -0,0 +1,12 @@
+//! This test ensures that we can only implement `const Trait` for a type
+//! and not have the conditionally const syntax in that position.
+
+#![feature(const_trait_impl)]
+
+struct S;
+trait T {}
+
+impl [const] T for S {}
+//~^ ERROR expected identifier, found `]`
+
+fn main() {}