diff options
author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-16 19:23:18 +0000 |
---|---|---|
committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-16 19:23:18 +0000 |
commit | 43a123c1ae6613b3efeed291fa552ecd909d3acf (patch) | |
tree | fd92518b7024bc74031f78a1cf9e454b65e73665 /test/typeparam/issue52228.go | |
parent | Initial commit. (diff) | |
download | golang-1.20-43a123c1ae6613b3efeed291fa552ecd909d3acf.tar.xz golang-1.20-43a123c1ae6613b3efeed291fa552ecd909d3acf.zip |
Adding upstream version 1.20.14.upstream/1.20.14upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'test/typeparam/issue52228.go')
-rw-r--r-- | test/typeparam/issue52228.go | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/test/typeparam/issue52228.go b/test/typeparam/issue52228.go new file mode 100644 index 0000000..3fbbde5 --- /dev/null +++ b/test/typeparam/issue52228.go @@ -0,0 +1,30 @@ +// 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 + +type SomeInterface interface { + Whatever() +} + +func X[T any]() T { + var m T + + // for this example, this block should never run + if _, ok := any(m).(SomeInterface); ok { + var dst SomeInterface + _, _ = dst.(T) + return dst.(T) + } + + return m +} + +type holder struct{} + +func main() { + X[holder]() +} |