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-rw-r--r--test/unsafe_slice_data.go22
1 files changed, 22 insertions, 0 deletions
diff --git a/test/unsafe_slice_data.go b/test/unsafe_slice_data.go
new file mode 100644
index 0000000..e8b8207
--- /dev/null
+++ b/test/unsafe_slice_data.go
@@ -0,0 +1,22 @@
+// run
+
+// Copyright 2022 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 (
+ "fmt"
+ "reflect"
+ "unsafe"
+)
+
+func main() {
+ var s = []byte("abc")
+ sh1 := *(*reflect.SliceHeader)(unsafe.Pointer(&s))
+ ptr2 := unsafe.Pointer(unsafe.SliceData(s))
+ if ptr2 != unsafe.Pointer(sh1.Data) {
+ panic(fmt.Errorf("unsafe.SliceData %p != %p", ptr2, unsafe.Pointer(sh1.Data)))
+ }
+}