1// run 2 3// Copyright 2017 The Go Authors. All rights reserved. 4// Use of this source code is governed by a BSD-style 5// license that can be found in the LICENSE file. 6 7package main 8 9import ( 10 "fmt" 11 "runtime" 12) 13 14//go:noinline 15func f(x []int32, y *int8) int32 { 16 c := int32(int16(*y)) 17 runtime.GC() 18 return x[0] * c 19} 20 21func main() { 22 var x = [1]int32{5} 23 var y int8 = -1 24 if got, want := f(x[:], &y), int32(-5); got != want { 25 panic(fmt.Sprintf("wanted %d, got %d", want, got)) 26 } 27} 28