1 files changed, 8 insertions, 0 deletions
diff --git a/src/test/ui/proc-macro/proc-macro-attributes.rs b/src/test/ui/proc-macro/proc-macro-attributes.rs
index 6401522bdf8..8d96381b9bd 100644
--- a/src/test/ui/proc-macro/proc-macro-attributes.rs
+++ b/src/test/ui/proc-macro/proc-macro-attributes.rs
@@ -4,10 +4,18 @@
 extern crate derive_b;
 
 #[B] //~ ERROR `B` is ambiguous
+     //~| WARN derive helper attribute is used before it is introduced
+     //~| WARN this was previously accepted
 #[C] //~ ERROR cannot find attribute `C` in this scope
 #[B(D)] //~ ERROR `B` is ambiguous
+        //~| WARN derive helper attribute is used before it is introduced
+        //~| WARN this was previously accepted
 #[B(E = "foo")] //~ ERROR `B` is ambiguous
+                //~| WARN derive helper attribute is used before it is introduced
+                //~| WARN this was previously accepted
 #[B(arbitrary tokens)] //~ ERROR `B` is ambiguous
+                       //~| WARN derive helper attribute is used before it is introduced
+                       //~| WARN this was previously accepted
 #[derive(B)]
 struct B;