1 files changed, 32 insertions, 0 deletions
diff --git a/gcc/testsuite/rust/compile/macro-issue1400-2.rs b/gcc/testsuite/rust/compile/macro-issue1400-2.rs
new file mode 100644
index 0000000..ba7b61b
--- /dev/null
+++ b/gcc/testsuite/rust/compile/macro-issue1400-2.rs
@@ -0,0 +1,32 @@
+macro_rules! foo {
+    ( ( $( $Trait: ident ),+ ) for $($Ty: ident)* ) => {
+        $(
+            impl $Trait for $Ty {
+    // { dg-error "different amount of matches used in merged repetitions: expected 4, got 1" "" { target *-*-* } .-1 }
+                fn bar() -> i32 {
+                    14
+                }
+            }
+        )+
+    }
+}
+
+trait Foo {
+    fn bar() -> i32;
+}
+
+trait Bar {
+    fn bar() -> i32;
+}
+
+trait Baz {
+    fn bar() -> i32;
+}
+
+trait Qux {
+    fn bar() -> i32;
+}
+
+struct S;
+
+foo! {(Foo, Bar, Baz, Qux) for S}