gc: unsafe.Alignof, unsafe.Offsetof, unsafe.Sizeof now return uintptr

R=ken2
CC=golang-dev
https://golang.org/cl/4640045

1 files changed, 23 insertions, 0 deletions

diff --git a/test/sizeof.go b/test/sizeof.go
new file mode 100644
index 0000000000..544e4c52c1
--- /dev/null
+++ b/test/sizeof.go
@@ -0,0 +1,23 @@
+// $G $D/$F.go
+
+// Copyright 2011 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"
+
+type T struct {
+	X int
+}
+
+var t T
+
+func isUintptr(uintptr) {}
+
+func main() {
+	isUintptr(unsafe.Sizeof(t))
+	isUintptr(unsafe.Alignof(t))
+	isUintptr(unsafe.Offsetof(t.X))
+}