Test diagnostics

Author: jseyfried

src/test/compile-fail/macro-error.rs

@@ -8,12 +8,15 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-// Check that we report errors at macro definition, not expansion.
+#![feature(type_macros)]
 
 macro_rules! foo {
     ($a:expr) => $a; //~ ERROR macro rhs must be delimited
 }
 
 fn main() {
-    foo!(0);
+    foo!(0); // Check that we report errors at macro definition, not expansion.
+
+    let _: cfg!(foo) = (); //~ ERROR non-type macro in type position
+    derive!(); //~ ERROR `derive` can only be used in attributes
 }