Skip to content

cmd/compile: loong64 spills a byte-sized inlined result with an 8-byte MOVD, clobbering adjacent stack slots [1.26 backport] #81146

Closed

Description

@gopherbot

@abner-chenc requested issue #81000 to be considered for backport to the next 1.26 minor release.

@gopherbot please open a backport issue

Activity

  1. added
    CherryPickCandidateUsed during the release process for point releases
    compiler/runtimeIssues related to the Go compiler and/or runtime.
    on Aug 27, 2026
  2. added this to the Go1.26.8 milestone on Aug 27, 2026
  3. changed the title [-]cmd/compile: loong64 spills a byte-sized inlined result with an 8-byte MOVD, clobbering adjacent stack slots (go1.27.0) [1.26 backport][/-] [+]cmd/compile: loong64 spills a byte-sized inlined result with an 8-byte MOVD, clobbering adjacent stack slots [1.26 backport][/+] on Sep 1, 2026
  4. modified the milestones: Go1.26.8, Go1.26.9 on Sep 1, 2026
  5. gopherbot commented on Sep 7, 2026

    @gopherbot
    ContributorAuthor

    Change https://go.dev/cl/828625 mentions this issue: test: add regression test for go.dev/issue/81000

  6. added a commit that references this issue on Sep 11, 2026
    bbfb5b2
  7. dmitshur commented on Oct 6, 2026

    @dmitshur
    Member

    @abner-chenc Can you please include a backport rationale for this request. Also, is this a problem for Go 1.26 only, or is 1.27 also affected?

  8. added
    WaitingForInfoIssue is not actionable because of missing required information, which needs to be provided.
    on Oct 6, 2026
  9. modified the milestones: Go1.26.9, Go1.26.10 on Oct 8, 2026
  10. abner-chenc commented on Oct 12, 2026

    @abner-chenc
    Contributor

    Sorry, I confirmed this bug only affects Go 1.27+. Therefore, no backport is needed for Go 1.26

Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment

Metadata

Metadata

Assignees

No one assigned

    Labels

    CherryPickCandidateUsed during the release process for point releasesWaitingForInfoIssue is not actionable because of missing required information, which needs to be provided.compiler/runtimeIssues related to the Go compiler and/or runtime.

    Type

    No type

    Projects

    No projects

      Relationships

      None yet

      Development

      No branches or pull requests

      Issue actions