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| author | Mateusz Poliwczak <mpoliwczak34@gmail.com> | 2022-11-07 14:54:52 +0000 |
|---|---|---|
| committer | Michael Knyszek <mknyszek@google.com> | 2022-11-07 21:25:12 +0000 |
| commit | 6bead8f77afd2f7317eb011ca019b61ac3d90c17 (patch) | |
| tree | ef165d78fca81e608ec9151918ac7e1e0f7032f1 /src/sync | |
| parent | f3d656be502a7cc4e2afbec461983b453665fca5 (diff) | |
| download | go-6bead8f77afd2f7317eb011ca019b61ac3d90c17.tar.gz go-6bead8f77afd2f7317eb011ca019b61ac3d90c17.zip | |
sync/atomic: disallow type conversions of atomic.Pointer[T]
Fixes #56603
Change-Id: I6af9d80201025ae4028bfaa4a62e5de9ac0c501d
GitHub-Last-Rev: e6ed5e14512e1221a3c6cb181406cf00eec07e99
GitHub-Pull-Request: golang/go#56604
Reviewed-on: https://go-review.googlesource.com/c/go/+/448275
Reviewed-by: Michael Knyszek <mknyszek@google.com>
Run-TryBot: Ian Lance Taylor <iant@google.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
Reviewed-by: Ian Lance Taylor <iant@google.com>
Diffstat (limited to 'src/sync')
| -rw-r--r-- | src/sync/atomic/type.go | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/src/sync/atomic/type.go b/src/sync/atomic/type.go index 87c98b1e77..4d466232f1 100644 --- a/src/sync/atomic/type.go +++ b/src/sync/atomic/type.go @@ -41,6 +41,10 @@ var _ = &Pointer[int]{} // A Pointer is an atomic pointer of type *T. The zero value is a nil *T. type Pointer[T any] struct { + // Mention T in a field to disallow conversion between Pointer types. + // See go.dev/issue/56603 for more details. + _ [0]T + _ noCopy v unsafe.Pointer } |