go/test/fixedbugs/bug193.go

// errorcheck

// 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 main() {
	s := uint(10)
	ss := 1 << s
	y1 := float64(ss)
	y2 := float64(1 << s) // ERROR "shift"
	y3 := string(1 << s)  // ERROR "shift"
	_, _, _, _, _ = s, ss, y1, y2, y3
}
test: use testlib (second 100) X ,s;^// \$G (\$D/)?\$F\.go $;// compile;g X ,s;^// \$G (\$D/)?\$F\.go && \$L \$F\.\$A $;// build;g X ,s;^// \$G (\$D/)?\$F\.go && \$L \$F\.\$A && \./\$A\.out $;// run;g X ,s;^// errchk \$G( -e)? (\$D/)?\$F\.go $;// errorcheck;g R=golang-dev CC=golang-dev https://golang.org/cl/5673078 2012-02-16 21:49:30 -07:00			`// errorcheck`
unexpected shift conversion behavior R=r DELTA=20 (20 added, 0 deleted, 0 changed) OCL=33646 CL=33667 2009-08-21 15:14:25 -06:00
			`// 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 main() {`
delete float, complex - code changes also: cmplx -> complex float64(1.0) -> 1.0 float64(1) -> 1.0 R=gri, r, gri1, r2 CC=golang-dev https://golang.org/cl/3991043 2011-01-19 21:09:00 -07:00			`s := uint(10)`
			`ss := 1 << s`
			`y1 := float64(ss)`
			`y2 := float64(1 << s) // ERROR "shift"`
			`y3 := string(1 << s) // ERROR "shift"`
			`_, _, _, _, _ = s, ss, y1, y2, y3`
unexpected shift conversion behavior R=r DELTA=20 (20 added, 0 deleted, 0 changed) OCL=33646 CL=33667 2009-08-21 15:14:25 -06:00			`}`