1 files changed, 13 insertions, 0 deletions
diff --git a/src/cmd/vet/testdata/nilfunc/nilfunc.go b/src/cmd/vet/testdata/nilfunc/nilfunc.go
new file mode 100644
index 0000000..c34d60e
--- /dev/null
+++ b/src/cmd/vet/testdata/nilfunc/nilfunc.go
@@ -0,0 +1,13 @@
+// Copyright 2013 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.
+
+package nilfunc
+
+func F() {}
+
+func Comparison() {
+	if F == nil { // ERROR "comparison of function F == nil is always false"
+		panic("can't happen")
+	}
+}