From 8a511cccb59d1004122004253fca79d1000a7eb7 Mon Sep 17 00:00:00 2001 From: Chris Manghane Date: Mon, 17 Mar 2014 20:26:19 -0700 Subject: [PATCH] cmd/gc: fix error check for self-referential array type. LGTM=gri, iant R=gri, iant CC=golang-codereviews https://golang.org/cl/75920044 --- test/fixedbugs/issue7525.go | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) create mode 100644 test/fixedbugs/issue7525.go diff --git a/test/fixedbugs/issue7525.go b/test/fixedbugs/issue7525.go new file mode 100644 index 00000000000..4e1d88aab0b --- /dev/null +++ b/test/fixedbugs/issue7525.go @@ -0,0 +1,19 @@ +// errorcheck + +// Copyright 2014 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 7525: self-referential array types. + +package main + +import "unsafe" + +var x struct { + a [unsafe.Sizeof(x.a)]int // ERROR "array bound|typechecking loop|invalid expression" + b [unsafe.Offsetof(x.b)]int // ERROR "array bound" + c [unsafe.Alignof(x.c)]int // ERROR "array bound|invalid expression" + d [len(x.d)]int // ERROR "array bound|invalid array" + e [cap(x.e)]int // ERROR "array bound|invalid array" +}