mirror of
https://github.com/golang/go
synced 2024-11-12 08:20:22 -07:00
8080384a68
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/5656083
27 lines
448 B
Go
27 lines
448 B
Go
// run
|
|
|
|
// Copyright 2011 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
|
|
|
|
// 5g bug used to set up the 0 for -f() before calling f,
|
|
// and the call to f smashed the register.
|
|
|
|
func f(n int) int {
|
|
s := 0
|
|
for i := 0; i < n; i++ {
|
|
s += i>>1
|
|
}
|
|
return s
|
|
}
|
|
|
|
func main() {
|
|
x := -f(100)
|
|
if x != -2450 {
|
|
println(x)
|
|
panic("broken")
|
|
}
|
|
}
|