fitzgen opened PR #14005 from fitzgen:dse-and-atomics to bytecodealliance:main:
Exclude stores with memory fence semantics from dead store candidacy so an atomic store is never eliminated.
Fixes #13960
<!--
Please make sure you include the following information:
If this work has been discussed elsewhere, please include a link to that
conversation. If it was discussed in an issue, just mention "issue #...".Explain why this change is needed. If the details are in an issue already,
this can be brief.Our development process is documented in the Wasmtime book:
https://docs.wasmtime.dev/contributing-development-process.htmlPlease ensure all communication follows the code of conduct:
https://github.com/bytecodealliance/wasmtime/blob/main/CODE_OF_CONDUCT.md
-->
fitzgen requested cfallin for a review on PR #14005.
fitzgen requested wasmtime-compiler-reviewers for a review on PR #14005.
github-actions[bot] added the label cranelift on PR #14005.
:thumbs_up: cfallin submitted PR review.
cfallin added PR #14005 Never eliminate atomic stores in dead-store elimination to the merge queue.
:check: cfallin merged PR #14005.
cfallin removed PR #14005 Never eliminate atomic stores in dead-store elimination from the merge queue.
Last updated: Jul 29 2026 at 05:03 UTC