1 files changed, 20 insertions, 0 deletions
diff --git a/test/fixedbugs/issue18331.go b/test/fixedbugs/issue18331.go
new file mode 100644
index 0000000..a527bce
--- /dev/null
+++ b/test/fixedbugs/issue18331.go
@@ -0,0 +1,20 @@
+// errorcheck -std
+// Copyright 2017 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+// Issue 18331: We should catch invalid pragma verbs
+// for code that resides in the standard library.
+package issue18331
+
+//go:unknown // ERROR "//go:unknown is not allowed in the standard library"
+func foo()
+
+//go:nowritebarrierc // ERROR "//go:nowritebarrierc is not allowed in the standard library"
+func bar()
+
+//go:noesape // ERROR "//go:noesape is not allowed in the standard library"
+func groot()
+
+//go:noescape
+func hey() { // ERROR "can only use //go:noescape with external func implementations"
+}