test: add test that caused gofrontend crash

For #59169

Change-Id: Id72ad9fe8b6e1d7cf64f972520ae8858f70c025a
Reviewed-on: https://go-review.googlesource.com/c/go/+/478217
TryBot-Result: Gopher Robot <[email protected]>
Reviewed-by: Cherry Mui <[email protected]>
Run-TryBot: Ian Lance Taylor <[email protected]>
Reviewed-by: Heschi Kreinick <[email protected]>
Auto-Submit: Ian Lance Taylor <[email protected]>

Author: ianlancetaylor

test/fixedbugs/issue59169.go

@@ -0,0 +1,13 @@
+// compile
+
+// Copyright 2023 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.
+
+// Issue 59169: caused gofrontend crash.
+
+package p
+
+func F(p *[]byte) {
+	*(*[1]byte)(*p) = *(*[1]byte)((*p)[1:])
+}