Initial commit: Go 1.23 release state

test/fixedbugs/issue59190.go

@@ -0,0 +1,39 @@
+// errorcheck
+
+// 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.
+
+package p
+
+import "unsafe"
+
+type E [1 << 30]complex128
+
+var a [1 << 30]E
+var _ = unsafe.Sizeof(a) // ERROR "too large"
+
+var s struct {
+	_ [1 << 30]E
+	x int
+}
+var _ = unsafe.Offsetof(s.x) // ERROR "too large"
+
+// Test case from issue (modified so it also triggers on 32-bit platforms).
+
+type A [1]int
+type S struct {
+	x A
+	y [1 << 30]A
+	z [1 << 30]struct{}
+}
+type T [1 << 30][1 << 30]S
+
+func _() {
+	var a A
+	var s S
+	var t T
+	_ = unsafe.Sizeof(a)
+	_ = unsafe.Sizeof(s)
+	_ = unsafe.Sizeof(t) // ERROR "too large"
+}