From 4e1a4d9fde6a700ec24be54b8ff0fc060e110517 Mon Sep 17 00:00:00 2001
From: Andrew Gerrand <adg@golang.org>
Date: Tue, 20 Aug 2013 15:26:04 +1000
Subject: [PATCH] go.tools/go/types: fix bad function comparison

Issue found by vet -nilfunc.

R=golang-dev, dsymonds
CC=golang-dev
https://golang.org/cl/12816044
---
 go/types/call.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/go/types/call.go b/go/types/call.go
index 4263034c..e4744565 100644
--- a/go/types/call.go
+++ b/go/types/call.go
@@ -204,7 +204,7 @@ func (check *checker) selector(x *operand, e *ast.SelectorExpr) {
 			// - imported objects are always fully initialized
 			switch exp := exp.(type) {
 			case *Const:
-				assert(exp.Val != nil)
+				assert(exp.Val() != nil)
 				x.mode = constant
 				x.typ = exp.typ
 				x.val = exp.val