go issue20530 源码
golang issue20530 代码
文件路径：/test/fixedbugs/issue20530.go
// 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()
}
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