Skip to content

Issues: golang/go

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Clear current search query, filters, and sorts
636 Open 902 Closed
636 Open 902 Closed
Author
Filter by author
Loading
Label
Filter by label
Loading
Use alt + click/return to exclude labels
or ⇧ + click/return for logical OR
Projects
Filter by project
Loading
Milestones
Filter by milestone
Loading
Assignee
Filter by who’s assigned
Sort
Sort by
Newest Oldest Most commented Least commented Recently updated Least recently updated Best match
Most reactions
👍 👎 😄 🎉 😕 ❤️ 🚀 👀

Issues list

cmd/compile: poor spill decisions making code 14% slower BugReport Issues describing a possible bug in the Go implementation. compiler/runtime Issues related to the Go compiler and/or runtime. NeedsInvestigation Someone must examine and confirm this is a valid issue and not a duplicate of an existing one. Performance
#71868 opened Feb 21, 2025 by rsc Unplanned
4
cmd/compile: memcombine should learn alignment of byte slices - hard mode - arithmetic compiler/runtime Issues related to the Go compiler and/or runtime. Implementation Issues describing a semantics-preserving change to the Go implementation. NeedsInvestigation Someone must examine and confirm this is a valid issue and not a duplicate of an existing one. Performance
#71780 opened Feb 16, 2025 by Jorropo Unplanned
3
cmd/compile: memcombine should learn allignement of byte slices - easy mode - types compiler/runtime Issues related to the Go compiler and/or runtime. Implementation Issues describing a semantics-preserving change to the Go implementation. NeedsInvestigation Someone must examine and confirm this is a valid issue and not a duplicate of an existing one. Performance
#71778 opened Feb 16, 2025 by Jorropo Unplanned
5
cmd/go: go run and go tool are slower than directly executing cached binary GoCommand cmd/go NeedsInvestigation Someone must examine and confirm this is a valid issue and not a duplicate of an existing one. Performance
#71733 opened Feb 13, 2025 by dottedmag Backlog
3
cmd/compile: function signature based optimizations compiler/runtime Issues related to the Go compiler and/or runtime. Implementation Issues describing a semantics-preserving change to the Go implementation. NeedsInvestigation Someone must examine and confirm this is a valid issue and not a duplicate of an existing one. Performance
#71628 opened Feb 8, 2025 by mateusz834 Unplanned
14
cmd/compile: method calls for indirect imports not inlined compiler/runtime Issues related to the Go compiler and/or runtime. NeedsInvestigation Someone must examine and confirm this is a valid issue and not a duplicate of an existing one. Performance
#71598 opened Feb 7, 2025 by ArsenySamoylov Unplanned
math/big: reduce allocations in writeMultiple() Implementation Issues describing a semantics-preserving change to the Go implementation. NeedsInvestigation Someone must examine and confirm this is a valid issue and not a duplicate of an existing one. Performance
#71465 opened Jan 28, 2025 by pierrre Backlog
6
cmd/compile: a constant expression is moved into a loop BugReport Issues describing a possible bug in the Go implementation. compiler/runtime Issues related to the Go compiler and/or runtime. NeedsInvestigation Someone must examine and confirm this is a valid issue and not a duplicate of an existing one. Performance
#71443 opened Jan 26, 2025 by artem-anisimov-0x7f Unplanned
6
cmd/compile: worse performance when built with pgo BugReport Issues describing a possible bug in the Go implementation. compiler/runtime Issues related to the Go compiler and/or runtime. NeedsInvestigation Someone must examine and confirm this is a valid issue and not a duplicate of an existing one. Performance
#71400 opened Jan 23, 2025 by crazycs520 Backlog
@prattmic
4
maps: make Equal O(1) for pointer-identical maps LibraryProposal Issues describing a requested change to the Go standard library or x/ libraries, but not to a tool NeedsInvestigation Someone must examine and confirm this is a valid issue and not a duplicate of an existing one. Performance
#71388 opened Jan 22, 2025 by dsnet
7
runtime: map[int64]struct{} requires 16 bytes per slot BugReport Issues describing a possible bug in the Go implementation. compiler/runtime Issues related to the Go compiler and/or runtime. NeedsDecision Feedback is required from experts, contributors, and/or the community before a change can be made. Performance
#71368 opened Jan 21, 2025 by prattmic Go1.25
5
cmd/compile: avoid allocs by better tracking of literals for interface conversions and make BugReport Issues describing a possible bug in the Go implementation. compiler/runtime Issues related to the Go compiler and/or runtime. Performance
#71359 opened Jan 21, 2025 by thepudds Unplanned
@thepudds
5
reflect: allow stack allocation of underlying value for reflect.Value.Interface BugReport Issues describing a possible bug in the Go implementation. compiler/runtime Issues related to the Go compiler and/or runtime. NeedsInvestigation Someone must examine and confirm this is a valid issue and not a duplicate of an existing one. Performance
#71349 opened Jan 20, 2025 by thepudds Unplanned
@thepudds
2
cmd/compile: storing zero value into interface should not allocate BugReport Issues describing a possible bug in the Go implementation. compiler/runtime Issues related to the Go compiler and/or runtime. NeedsInvestigation Someone must examine and confirm this is a valid issue and not a duplicate of an existing one. Performance
#71323 opened Jan 19, 2025 by dsnet Unplanned
@thepudds
9
crypto/ecdsa: use variable time ScalarBaseMult/ScalarMult in Verify Implementation Issues describing a semantics-preserving change to the Go implementation. NeedsInvestigation Someone must examine and confirm this is a valid issue and not a duplicate of an existing one. Performance
#71297 opened Jan 16, 2025 by rolandshoemaker Go1.25
1
cmd/compile: intrinsify cmp.Compare on common types such as strings compiler/runtime Issues related to the Go compiler and/or runtime. NeedsInvestigation Someone must examine and confirm this is a valid issue and not a duplicate of an existing one. Performance
#71270 opened Jan 14, 2025 by mvdan Unplanned
10
cmd/compile: opt: generate conditional comparisons for || and && conditions compiler/runtime Issues related to the Go compiler and/or runtime. Implementation Issues describing a semantics-preserving change to the Go implementation. NeedsInvestigation Someone must examine and confirm this is a valid issue and not a duplicate of an existing one. Performance
#71268 opened Jan 14, 2025 by haoliu-ampere Unplanned
2
runtime: swiss map SIMD implementation for non-amd64 arch-arm64 compiler/runtime Issues related to the Go compiler and/or runtime. Implementation Issues describing a semantics-preserving change to the Go implementation. NeedsFix The path to resolution is known, but the work has not been done. Performance
#71255 opened Jan 13, 2025 by prattmic Backlog
@prattmic
4
crypto/cipher: Unnecessary allocations when using boringcrypto's AES-GCM implementation NeedsInvestigation Someone must examine and confirm this is a valid issue and not a duplicate of an existing one. Performance
#71139 opened Jan 6, 2025 by juergw Backlog
2
runtime: use zero byte as empty control word in maps (potential performance improvement) compiler/runtime Issues related to the Go compiler and/or runtime. NeedsInvestigation Someone must examine and confirm this is a valid issue and not a duplicate of an existing one. Performance
#70966 opened Dec 23, 2024 by colega Backlog
4
cmd/compile: remove memory components for loads statically known to only touch the .rodata section compiler/runtime Issues related to the Go compiler and/or runtime. NeedsInvestigation Someone must examine and confirm this is a valid issue and not a duplicate of an existing one. Performance
#70956 opened Dec 22, 2024 by Jorropo Unplanned
1
runtime: performance regression for small Swiss Table map access for non-specialized keys compiler/runtime Issues related to the Go compiler and/or runtime. NeedsInvestigation Someone must examine and confirm this is a valid issue and not a duplicate of an existing one. Performance
#70849 opened Dec 14, 2024 by thepudds Go1.25
5
runtime: reduce duplicate work by merging map operations compiler/runtime Issues related to the Go compiler and/or runtime. NeedsInvestigation Someone must examine and confirm this is a valid issue and not a duplicate of an existing one. Performance
#70837 opened Dec 13, 2024 by prattmic Backlog
4
maps: optimized Clone with swissmaps compiler/runtime Issues related to the Go compiler and/or runtime. NeedsFix The path to resolution is known, but the work has not been done. Performance
#70836 opened Dec 13, 2024 by prattmic Backlog
runtime: map cold cache improvements compiler/runtime Issues related to the Go compiler and/or runtime. NeedsInvestigation Someone must examine and confirm this is a valid issue and not a duplicate of an existing one. Performance
#70835 opened Dec 13, 2024 by prattmic Go1.25
@prattmic
1
ProTip! Updated in the last three days: updated:>2025-02-21.