go/test/fixedbugs/bug476.go

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// compile
// 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.
// Logical operation on named boolean type returns the same type,
// supporting an implicit conversion to an interface type. This used
// to crash gccgo.
package p
type B bool
func (b B) M() {}
type I interface {
M()
}
func F(a, b B) I {
return a && b
}