mirror of
https://github.com/golang/go
synced 2024-11-11 23:20:24 -07:00
4bb75cd9ad
Update #3907. Update #4156. R=golang-dev, dave CC=golang-dev https://golang.org/cl/6595044
27 lines
545 B
Go
27 lines
545 B
Go
// run
|
|
|
|
// Copyright 2012 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 3907: out of fixed registers in nested byte multiply.
|
|
// Used to happen with both 6g and 8g.
|
|
|
|
package main
|
|
|
|
func F(a, b, c, d uint8) uint8 {
|
|
return a * (b * (c * (d *
|
|
(a * (b * (c * (d *
|
|
(a * (b * (c * (d *
|
|
a * (b * (c * d)))))))))))))
|
|
}
|
|
|
|
func main() {
|
|
var a, b, c, d uint8 = 1, 1, 1, 1
|
|
x := F(a, b, c, d)
|
|
if x != 1 {
|
|
println(x)
|
|
panic("x != 1")
|
|
}
|
|
}
|