[dart-lang/sdk] 60fe67: [vm] Let the C++ compiler know it can assume the l...

[Ryan Macnak]

Branch: refs/heads/main
Home: https://github.com/dart-lang/sdk
Commit: 60fe67bb4bb971af7b9814285b173dd641ec9e7c
https://github.com/dart-lang/sdk/commit/60fe67bb4bb971af7b9814285b173dd641ec9e7c
Author: Ryan Macnak <rma...@google.com>
Date: 2026-02-23 (Mon, 23 Feb 2026)

Changed paths:
M runtime/platform/globals.h
M runtime/vm/tagged_pointer.h

Log Message:
-----------
[vm] Let the C++ compiler know it can assume the low bit of a Smi is clear.

TEST=ci
Change-Id: I89f60532a6fe7923a5d4d7bbcd624228ab899854
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/481300
Reviewed-by: Alexander Markov <alexm...@google.com>
Commit-Queue: Ryan Macnak <rma...@google.com>



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