returning from a function that specified a result should cause a run-time

failure if no return is actually executed

R=r
OCL=13915
CL=13915

test/bugs/bug086.go

+// errchk $G $D/$F.go
+
+// Copyright 2009 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 main
+
+func f() int {
+	if false {
+		return 0;
+	}
+	// we should not be able to return successfully w/o a return statement
+}
+
+func main() {
+	print f(), "\n";
+}
+
+/*
+uetli:~/Source/go1/usr/gri/gosrc gri$ 6g bug.go && 6l bug.6 && 6.out
+4882
+*/

test/golden.out

@@ -259,6 +259,10 @@ BUG: fails incorrectly
 bugs/bug085.go:8: P: undefined
 BUG: fails incorrectly
 
+=========== bugs/bug086.go
+4882
+BUG: succeeds incorrectly
+
 =========== fixedbugs/bug000.go
 
 =========== fixedbugs/bug001.go