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Go1.25

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Last updated Jun 4, 2025
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  • go/token: add (*FileSet).AddExistingFiles method to add files out of order

    Proposal
    Proposal-Accepted
    Status: Open.
    #73205 In golang/go;
    · adonovan opened on Apr 7, 2025

  • os: support runtime poller with os.File on Windows

    ExpertNeeded
    FixPendingIssues that have a fix which has not yet been reviewed or submitted.
    OS-Windows
    Thinking
    Status: Open.
    #19098 In golang/go;
    · ianlancetaylor opened on Feb 15, 2017

  • go/types,cmd/compile/internal/types2: shared type expressions are evaluated once per variable

    compiler/runtimeIssues related to the Go compiler and/or runtime.
    FeatureRequestIssues asking for a new feature that does not need a proposal.
    NeedsDecisionFeedback is required from experts, contributors, and/or the community before a change can be made.
    Status: Open.
    #46208 In golang/go;
    · mdempsky opened on May 17, 2021

  • go/ast: unexpected associations for comments in empty function/loop bodies

    NeedsInvestigationSomeone must examine and confirm this is a valid issue and not a duplicate of an existing one.
    Status: Open.
    #39753 In golang/go;
    · ec-m opened on Jun 22, 2020

  • go/types, types2: inconsistent behavior with recursive generic types that produces deadlock, invalid recursive, unknown field error

    early-in-cycleA change that should be done early in the 3 month dev cycle.
    NeedsFixThe path to resolution is known, but the work has not been done.
    Status: Open.
    #60817 In golang/go;
    · nekomeowww opened on Jun 15, 2023

  • go/types, types2: consolidate error message formats

    NeedsDecisionFeedback is required from experts, contributors, and/or the community before a change can be made.
    Status: Open.
    #49123 In golang/go;
    · griesemer opened on Oct 23, 2021

  • cmd/gofmt: Trailing newline in comments is removed since 1.19

    early-in-cycleA change that should be done early in the 3 month dev cycle.
    NeedsDecisionFeedback is required from experts, contributors, and/or the community before a change can be made.
    Status: Open.
    #54489 In golang/go;
    · bjwrk opened on Aug 16, 2022

  • cmd/compile: type parameter involving constraint with channels seems like it should be inferrable

    compiler/runtimeIssues related to the Go compiler and/or runtime.
    TypeInferenceIssue is related to generic type inference
    Status: Open.
    #69153 In golang/go;
    · mark-rushakoff opened on Aug 29, 2024

  • cmd/go: add a flag to ignore build constraints when listing packages

    FeatureRequestIssues asking for a new feature that does not need a proposal.
    GoCommandcmd/go
    NeedsFixThe path to resolution is known, but the work has not been done.
    ToolsThis label describes issues relating to any tools in the x/tools repository.
    Status: Open.
    #42504 In golang/go;
    · mvdan opened on Nov 11, 2020

  • cmd/compile/internal/types2: enable unsorted processing of package objects

    compiler/runtimeIssues related to the Go compiler and/or runtime.
    early-in-cycleA change that should be done early in the 3 month dev cycle.
    NeedsInvestigationSomeone must examine and confirm this is a valid issue and not a duplicate of an existing one.
    Status: Open.
    #67347 In golang/go;
    · griesemer opened on May 13, 2024

  • cmd/compile: "panic: unification reached recursion depth limit" with recursive type constraint

    compiler/runtimeIssues related to the Go compiler and/or runtime.
    early-in-cycleA change that should be done early in the 3 month dev cycle.
    NeedsInvestigationSomeone must examine and confirm this is a valid issue and not a duplicate of an existing one.
    Status: Open.
    #67627 In golang/go;
    · camhux opened on May 23, 2024

  • cmd/compile: inconsistent typechecking with self-referential type parameter constraints

    compiler/runtimeIssues related to the Go compiler and/or runtime.
    early-in-cycleA change that should be done early in the 3 month dev cycle.
    genericsIssue is related to generics
    NeedsInvestigationSomeone must examine and confirm this is a valid issue and not a duplicate of an existing one.
    Status: Open.
    #65714 In golang/go;
    · dawidl022 opened on Feb 14, 2024

  • go/types: specious "invalid recursive type" error?

    early-in-cycleA change that should be done early in the 3 month dev cycle.
    NeedsInvestigationSomeone must examine and confirm this is a valid issue and not a duplicate of an existing one.
    Status: Open.
    #60130 In golang/go;
    · mdempsky opened on May 11, 2023

  • cmd/compile: unhelpful error message with recursive constraint

    BadErrorMessageIssues related compiler error messages that should be better.
    compiler/runtimeIssues related to the Go compiler and/or runtime.
    genericsIssue is related to generics
    NeedsInvestigationSomeone must examine and confirm this is a valid issue and not a duplicate of an existing one.
    TypeInferenceIssue is related to generic type inference
    Status: Open.
    #61685 In golang/go;
    · rogpeppe opened on Aug 1, 2023

  • cmd/go: reject leading dot in module name

    GoCommandcmd/go
    help wanted
    NeedsInvestigationSomeone must examine and confirm this is a valid issue and not a duplicate of an existing one.
    Status: Open.
    #66954 In golang/go;
    · Mgrdich opened on Apr 21, 2024

  • cmd/go: confusing error message when <code>go list</code> is missing checksums for patterns outside the main module

    BadErrorMessageIssues related compiler error messages that should be better.
    FixPendingIssues that have a fix which has not yet been reviewed or submitted.
    GoCommandcmd/go
    help wanted
    modules
    NeedsFixThe path to resolution is known, but the work has not been done.
    Status: Open.
    #59755 In golang/go;
    · biohazduck opened on Apr 21, 2023

  • cmd/go: binary does not contain VCS information when compiled in git worktree dir

    GoCommandcmd/go
    NeedsInvestigationSomeone must examine and confirm this is a valid issue and not a duplicate of an existing one.
    Status: Open.
    #58218 In golang/go;
    · rogpeppe opened on Feb 1, 2023

  • all: end support for macOS 11 in Go 1.25

    early-in-cycleA change that should be done early in the 3 month dev cycle.
    OS-Darwin
    Proposal
    Proposal-Accepted
    Status: Open.
    #69839 In golang/go;
    · cherrymui opened on Oct 10, 2024

  • runtime: deprecate SetFinalizer

    compiler/runtimeIssues related to the Go compiler and/or runtime.
    NeedsFixThe path to resolution is known, but the work has not been done.
    Status: Open.
    #70425 In golang/go;
    · cagedmantis opened on Nov 18, 2024

  • cmd/compile: seemingly valid generic interface rejected

    compiler/runtimeIssues related to the Go compiler and/or runtime.
    early-in-cycleA change that should be done early in the 3 month dev cycle.
    NeedsInvestigationSomeone must examine and confirm this is a valid issue and not a duplicate of an existing one.
    Status: Open.
    #68162 In golang/go;
    · griesemer opened on Jun 24, 2024

  • go/types: Implements is an allocation hotspot

    NeedsFixThe path to resolution is known, but the work has not been done.
    Performance
    Status: Open.
    #61162 In golang/go;
    · adonovan opened on Jul 3, 2023

  • cmd/compile: recursive functions are escape analyzed context insensitively

    compiler/runtimeIssues related to the Go compiler and/or runtime.
    NeedsFixThe path to resolution is known, but the work has not been done.
    Status: Open.
    #62501 In golang/go;
    · mdempsky opened on Sep 7, 2023

  • cmd/compile: closure func name changes when inlining

    compiler/runtimeIssues related to the Go compiler and/or runtime.
    FixPendingIssues that have a fix which has not yet been reviewed or submitted.
    NeedsFixThe path to resolution is known, but the work has not been done.
    Status: Open.
    #60324 In golang/go;
    · rsc opened on May 20, 2023

  • cmd/compile: performance regression in 1.20 - inlining regression due to missed export

    compiler/runtimeIssues related to the Go compiler and/or runtime.
    NeedsInvestigationSomeone must examine and confirm this is a valid issue and not a duplicate of an existing one.
    Performance
    Status: Open.
    #57505 In golang/go;
    · changkun opened on Dec 29, 2022

  • reflect: Type.Name and Type.String expose "link name" mangling of type arguments

    compiler/runtimeIssues related to the Go compiler and/or runtime.
    NeedsDecisionFeedback is required from experts, contributors, and/or the community before a change can be made.
    Status: Open.
    #55924 In golang/go;
    · mdempsky opened on Sep 28, 2022
    •