1 files changed, 15 insertions, 0 deletions
diff --git a/tests/ui/const-generics/early/trivial-const-arg-macro-nested-braces.rs b/tests/ui/const-generics/early/trivial-const-arg-macro-nested-braces.rs
new file mode 100644
index 00000000000..45c0768dde4
--- /dev/null
+++ b/tests/ui/const-generics/early/trivial-const-arg-macro-nested-braces.rs
@@ -0,0 +1,15 @@
+#[rustfmt::skip]
+macro_rules! y {
+    () => {
+        { N }
+        //~^ ERROR: generic parameters may not be used in const operations
+    };
+}
+
+struct A<const N: usize>;
+
+fn foo<const N: usize>() -> A<{ y!() }> {
+    A::<1>
+}
+
+fn main() {}