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cmd/compile: allow unsafe.Pointer(nil) as static data

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Fixes #16306

Change-Id: If8e2f411fe9a5a5c198f10765fee7261ba8feaf2
Reviewed-on: https://go-review.googlesource.com/24836
Run-TryBot: Keith Randall <khr@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Josh Bleecher Snyder <josharian@gmail.com>
This commit is contained in:
Keith Randall 2016-07-08 15:59:00 -07:00
parent 9d2b988e4a
commit 64214792e2
2 changed files with 16 additions and 1 deletions
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2
src/cmd/compile/internal/gc/sinit.go
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@ -1435,7 +1435,7 @@ func genAsInitNoCheck(n *Node, reportOnly bool) bool {
case TBOOL, TINT8, TUINT8, TINT16, TUINT16,
TINT32, TUINT32, TINT64, TUINT64,
TINT, TUINT, TUINTPTR,
TINT, TUINT, TUINTPTR, TUNSAFEPTR,
TPTR32, TPTR64,
TFLOAT32, TFLOAT64:
if !reportOnly {

15
test/fixedbugs/issue16306.go Normal file
View File

@ -0,0 +1,15 @@
// compile
// Copyright 2016 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
import "unsafe"
var x = unsafe.Pointer(uintptr(0))
func main() {
_ = map[unsafe.Pointer]int{unsafe.Pointer(uintptr(0)): 0}
}