diff options
author | Rob Findley <rfindley@google.com> | 2020-09-11 14:23:34 -0400 |
---|---|---|
committer | Rob Findley <rfindley@google.com> | 2020-09-11 14:23:34 -0400 |
commit | f8b1c17aced24a1618c6984794be9770c5d260be (patch) | |
tree | 45af8d39b5c3d9f43d439ebec0a2ba42b49efe70 /src/cmd/link/testdata/testRO/x.go | |
parent | e5d91ab096a9ff9673311f1a7f3f860a7f9c2062 (diff) | |
parent | 07c1788357cfe6a4ee5f6f6a54d4fe9f579fa844 (diff) | |
download | go-f8b1c17aced24a1618c6984794be9770c5d260be.tar.gz go-f8b1c17aced24a1618c6984794be9770c5d260be.zip |
[dev.types] all: merge master into dev.typesdev.types
Change-Id: Ia6964cb4e09153c15cc9c5b441373d1b3cb8f757
Diffstat (limited to 'src/cmd/link/testdata/testRO/x.go')
-rw-r--r-- | src/cmd/link/testdata/testRO/x.go | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/src/cmd/link/testdata/testRO/x.go b/src/cmd/link/testdata/testRO/x.go new file mode 100644 index 0000000000..d77db6d563 --- /dev/null +++ b/src/cmd/link/testdata/testRO/x.go @@ -0,0 +1,22 @@ +// Copyright 2020 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. + +// Test that read-only data is indeed read-only. This +// program attempts to modify read-only data, and it +// should fail. + +package main + +import "unsafe" + +var s = "hello" + +func main() { + println(s) + *(*struct { + p *byte + l int + })(unsafe.Pointer(&s)).p = 'H' + println(s) +} |