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go/test/fixedbugs/bug012.go
Russ Cox 0b477ef17e test: use testlib (first 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, bradfitz
CC=golang-dev
https://golang.org/cl/5656082
2012-02-16 23:48:57 -05:00

27 lines
756 B
Go

// run
// 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() {
var u30 uint64 = 0;
var u31 uint64 = 1;
_, _ = u30, u31;
var u32 uint64 = 18446744073709551615;
var u33 uint64 = +18446744073709551615;
if u32 != (1<<64)-1 { panic("u32\n"); }
if u33 != (1<<64)-1 { panic("u33\n"); }
var i34 int64 = ^0; // note: 2's complement means ^0 == -1
if i34 != -1 { panic("i34") }
}
/*
bug12.go:5: overflow converting constant to <uint64>UINT64
bug12.go:6: overflow converting constant to <uint64>UINT64
bug12.go:7: overflow converting constant to <uint64>UINT64
bug12.go:8: overflow converting constant to <uint64>UINT64
*/