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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-16 19:19:13 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-16 19:19:13 +0000 |
commit | ccd992355df7192993c666236047820244914598 (patch) | |
tree | f00fea65147227b7743083c6148396f74cd66935 /test/typeparam/issue50417b.go | |
parent | Initial commit. (diff) | |
download | golang-1.21-ccd992355df7192993c666236047820244914598.tar.xz golang-1.21-ccd992355df7192993c666236047820244914598.zip |
Adding upstream version 1.21.8.upstream/1.21.8
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'test/typeparam/issue50417b.go')
-rw-r--r-- | test/typeparam/issue50417b.go | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/test/typeparam/issue50417b.go b/test/typeparam/issue50417b.go new file mode 100644 index 0000000..1c803b0 --- /dev/null +++ b/test/typeparam/issue50417b.go @@ -0,0 +1,58 @@ +// 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 + +func main() {} + +// Field accesses through type parameters are disabled +// until we have a more thorough understanding of the +// implications on the spec. See issue #51576. + +/* +import "fmt" + +type MyStruct struct { + b1, b2 string + E +} + +type E struct { + val int +} + +type C interface { + ~struct { + b1, b2 string + E + } +} + +func f[T C]() T { + var x T = T{ + b1: "a", + b2: "b", + } + + if got, want := x.b2, "b"; got != want { + panic(fmt.Sprintf("got %d, want %d", got, want)) + } + x.b1 = "y" + x.val = 5 + + return x +} + +func main() { + x := f[MyStruct]() + if got, want := x.b1, "y"; got != want { + panic(fmt.Sprintf("got %d, want %d", got, want)) + } + if got, want := x.val, 5; got != want { + panic(fmt.Sprintf("got %d, want %d", got, want)) + } +} +*/ |