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 7 package main 8 9 import ( 10 "fmt" 11 "runtime" 12 ) 13 14 //go:noinline 15 func f(x []int32, y *int8) int32 { 16 c := int32(int16(*y)) 17 runtime.GC() 18 return x[0] * c 19 } 20 21 func 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
