| //run | |
| // Copyright 2018 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 | |
| //go:noinline | |
| func f(p *int, v int, q1, q2 *int, r *bool) { | |
| x := *r | |
| if x { | |
| *q1 = 1 | |
| } | |
| *p = *p + v // This must clobber flags. Otherwise we keep x in a flags register. | |
| if x { | |
| *q2 = 1 | |
| } | |
| } | |
| func main() { | |
| var p int | |
| var q1, q2 int | |
| var b bool | |
| f(&p, 1, &q1, &q2, &b) | |
| if q1 != 0 || q2 != 0 { | |
| panic("bad") | |
| } | |
| } |