go issue27143 源码
golang issue27143 代码
文件路径：/test/fixedbugs/issue27143.go
// compile
// Copyright 2018 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 27143: cmd/compile: erroneous application of walkinrange
// optimization for const over 2**63
package p
var c uint64
var b1 bool = 0x7fffffffffffffff < c && c < 0x8000000000000000
var b2 bool = c < 0x8000000000000000 && 0x7fffffffffffffff < c
var b3 bool = 0x8000000000000000 < c && c < 0x8000000000000001
var b4 bool = c < 0x8000000000000001 && 0x8000000000000000 < c
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