1 files changed, 43 insertions, 0 deletions
diff --git a/src/test/ui/macros/trace_faulty_macros.rs b/src/test/ui/macros/trace_faulty_macros.rs
new file mode 100644
index 000000000..b2fdd2e19
--- /dev/null
+++ b/src/test/ui/macros/trace_faulty_macros.rs
@@ -0,0 +1,43 @@
+// compile-flags: -Z trace-macros
+
+#![recursion_limit = "4"]
+
+macro_rules! my_faulty_macro {
+    () => {
+        my_faulty_macro!(bcd); //~ ERROR no rules
+    };
+}
+
+macro_rules! pat_macro {
+    () => {
+        pat_macro!(A{a:a, b:0, c:_, ..});
+    };
+    ($a:pat) => {
+        $a //~ ERROR expected expression
+    };
+}
+
+macro_rules! my_recursive_macro {
+    () => {
+        my_recursive_macro!(); //~ ERROR recursion limit
+    };
+}
+
+macro_rules! my_macro {
+    () => {};
+}
+
+fn main() {
+    my_faulty_macro!();
+    my_recursive_macro!();
+    test!();
+    non_exisiting!();
+    derive!(Debug);
+    let a = pat_macro!();
+}
+
+#[my_macro]
+fn use_bang_macro_as_attr() {}
+
+#[derive(Debug)] //~ ERROR `derive` may only be applied to `struct`s
+fn use_derive_macro_as_attr() {}