1 files changed, 11 insertions, 0 deletions
diff --git a/tests/ui/consts/effect_param.rs b/tests/ui/consts/effect_param.rs
new file mode 100644
index 00000000000..f11ec739fce
--- /dev/null
+++ b/tests/ui/consts/effect_param.rs
@@ -0,0 +1,11 @@
+//! Ensure we don't allow accessing const effect parameters from stable Rust.
+
+fn main() {
+    i8::checked_sub::<true>(42, 43);
+    //~^ ERROR: method takes 0 generic arguments but 1 generic argument was supplied
+}
+
+const FOO: () = {
+    i8::checked_sub::<false>(42, 43);
+    //~^ ERROR: method takes 0 generic arguments but 1 generic argument was supplied
+};