[roll third_party/pigweed] pw_rpc: Avoid undefined behavior when casting to rpc::Writer - Make pw::rpc::Writer a private base of pw::internal::Call instead of a derived class. Previously, Calls would downcast to Writer, which is undefined behavior since the object is not a Writer. Inverting the relationship and having Writer downcast to Call is equivalent, but safe and defined. - Use an as_writer() function in place of implicit conversions to Writer, since implicit conversions to a private base are not possible. Original-Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/189648 https://pigweed.googlesource.com/pigweed/pigweed third_party/pigweed Rolled-Commits: c2403a44d4b4d87..8dc20520ccdf799 Roller-URL: https://ci.chromium.org/b/8757447496701056001 GitWatcher: ignore CQ-Do-Not-Cancel-Tryjobs: true Change-Id: I1594aab35c0a39dc02209f88288a8bcfdd2f3db0 Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/experimental/+/189694 Bot-Commit: Pigweed Roller <pigweed-roller@pigweed-service-accounts.iam.gserviceaccount.com> Commit-Queue: Pigweed Roller <pigweed-roller@pigweed-service-accounts.iam.gserviceaccount.com>
diff --git a/third_party/pigweed b/third_party/pigweed index c2403a4..8dc2052 160000 --- a/third_party/pigweed +++ b/third_party/pigweed
@@ -1 +1 @@ -Subproject commit c2403a44d4b4d877f88de83d27d96e94533cd0f0 +Subproject commit 8dc20520ccdf7998f3452872a2bde44bc65b180c