cmd/compile: branchelim optimization can eliminate result of store [1.26 backport] #81865

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1. gopherbot

   added

   CherryPickCandidateUsed during the release process for point releasesUsed during the release process for point releases

   compiler/runtimeIssues related to the Go compiler and/or runtime.Issues related to the Go compiler and/or runtime.

   on Sep 29, 2026
2. gopherbot

   added this to the Go1.26.9 milestone on Sep 29, 2026
3. dmitshur

   added

   CherryPickApprovedUsed during the release process for point releasesUsed during the release process for point releases

   and removed

   CherryPickCandidateUsed during the release process for point releasesUsed during the release process for point releases

   on Oct 6, 2026
4. dmitshur commented on Oct 6, 2026

   

   dmitshur

   on Oct 6, 2026

   Last edited by gabyhelp

   Member

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   The upstream issue was fixed by CL 841425, so approving that for backport. Please comment if that's not right.
5. gopherbot commented on Oct 6, 2026

   

   gopherbot

   on Oct 6, 2026

   ContributorAuthor

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   Change https://go.dev/cl/845967 mentions this issue: [release-branch.go1.26] cmd/compile: teach deadstore about CondSelect
6. gopherbot

   modified the milestones: Go1.26.9, Go1.26.10 on Oct 8, 2026