Adding upstream version 1.21.8.upstream/1.21.8

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 21 insertions, 0 deletions

diff --git a/test/fixedbugs/bug513.go b/test/fixedbugs/bug513.go
new file mode 100644
index 0000000..459a9c3
--- /dev/null
+++ b/test/fixedbugs/bug513.go
@@ -0,0 +1,21 @@
+// run -race -gcflags=all=-d=checkptr=0
+// +build linux,amd64 linux,ppc64le darwin,amd64 freebsd,amd64 netbsd,amd64 windows,amd64
+// +build cgo
+
+// Copyright 2021 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.
+
+// Although -race turns on -d=checkptr, the explicit -d=checkptr=0
+// should override it.
+
+package main
+
+import "unsafe"
+
+var v1 = new([2]int16)
+var v2 *[3]int64
+
+func main() {
+	v2 = (*[3]int64)(unsafe.Pointer(uintptr(unsafe.Pointer(&(*v1)[0]))))
+}