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go/test/fixedbugs/issue3924.go
Daniel Morsing 5188c0b59c cmd/gc: Make sure bools lose idealness when used with logical operators.
Bools from comparisons can be assigned to all bool types, but this idealness would propagate through logical operators when the result should have been lowered to a non-ideal form.

Fixes #3924.

R=golang-dev, remyoudompheng, r, rsc, mtj
CC=golang-dev
https://golang.org/cl/6855061
2012-11-26 22:23:13 +01:00

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Go

// errorcheck
// Copyright 2012 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 foo
type mybool bool
var x, y = 1, 2
var _ mybool = x < y && x < y // ERROR "cannot use"
var _ mybool = x < y || x < y // ERROR "cannot use"