Check in LLVM r95781.
diff --git a/test/Sema/annotate.c b/test/Sema/annotate.c
new file mode 100644
index 0000000..4d55075
--- /dev/null
+++ b/test/Sema/annotate.c
@@ -0,0 +1,7 @@
+// RUN: %clang_cc1 %s -fsyntax-only -verify
+
+void __attribute__((annotate("foo"))) foo(float *a) {
+ __attribute__((annotate("bar"))) int x;
+ __attribute__((annotate(1))) int y; // expected-error {{argument to annotate attribute was not a string literal}}
+ __attribute__((annotate("bar", 1))) int z; // expected-error {{attribute requires 1 argument(s)}}
+}