go/test/fixedbugs/bug156.go

// compile

// 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(a int64) int64 {
	const b int64 = 0;
	n := a &^ b;
	return n;
}

func main() {
	f(1)
}

/*
bug156.go:7: constant 18446744073709551615 overflows int64
*/
test: use testlib (another bunch). Apply sed with: 1s,^// $G $D/$F.go && $L $F.$A && ./$A.out \|\| echo.,// run, 1s,^// $G $D/$F.go \|\| echo.,// compile, R=golang-dev, rsc CC=golang-dev https://golang.org/cl/5656099 2012-02-18 22:15:42 +01:00			`// compile`
64-bit integer math bugs R=r DELTA=46 (46 added, 0 deleted, 0 changed) OCL=29569 CL=29614 2009-05-29 13:46:43 -07:00
			`// 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(a int64) int64 {`
			`const b int64 = 0;`
			`n := a &^ b;`
			`return n;`
			`}`

			`func main() {`
			`f(1)`
			`}`

			`/*`
			`bug156.go:7: constant 18446744073709551615 overflows int64`
			`*/`