1 files changed, 17 insertions, 0 deletions
diff --git a/build/clang-plugin/tests/TestMultipleAnnotations.cpp b/build/clang-plugin/tests/TestMultipleAnnotations.cpp
new file mode 100644
index 000000000..aa927259d
--- /dev/null
+++ b/build/clang-plugin/tests/TestMultipleAnnotations.cpp
@@ -0,0 +1,17 @@
+#define MOZ_MUST_USE_TYPE __attribute__((annotate("moz_must_use_type")))
+#define MOZ_STACK_CLASS __attribute__((annotate("moz_stack_class")))
+
+class MOZ_MUST_USE_TYPE MOZ_STACK_CLASS TestClass {};
+
+TestClass foo; // expected-error {{variable of type 'TestClass' only valid on the stack}} expected-note {{value incorrectly allocated in a global variable}}
+
+TestClass f()
+{
+  TestClass bar;
+  return bar;
+}
+
+void g()
+{
+  f(); // expected-error {{Unused value of must-use type 'TestClass'}}
+}