go/test/fixedbugs/bug342.go
Russ Cox 615f289209 cmd/gc: ensure unique parameter and result names in function types
In addition to fixing the bug, the check is now linear instead of quadratic.

Fixes #4469.

R=ken2
CC=golang-dev
https://golang.org/cl/7773047
2013-03-15 15:24:13 -04:00

21 lines
379 B
Go

// errorcheck
// Copyright 2011 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 1871.
package p
type a interface {
foo(x int) (x int) // ERROR "duplicate argument|redefinition"
}
/*
Previously:
bug.go:1 x redclared in this block
previous declaration at bug.go:1
*/