| // run |
| |
| // Copyright 2017 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 |
| |
| var a uint8 |
| |
| //go:noinline |
| func f() { |
| b := int8(func() int32 { return -1 }()) |
| a = uint8(b) |
| if int32(a) != 255 { |
| // Failing case prints 'got 255 expected 255' |
| println("got", a, "expected 255") |
| } |
| } |
| |
| //go:noinline |
| func g() { |
| b := int8(func() uint32 { return 0xffffffff }()) |
| a = uint8(b) |
| if int32(a) != 255 { |
| // Failing case prints 'got 255 expected 255' |
| println("got", a, "expected 255") |
| } |
| } |
| |
| func main() { |
| f() |
| g() |
| } |