Issues

• cmpopts: add EquateApproxDuration

  google/go-cmp#394 · Filter by author notchairmk opened on May 11, 2026
  1

• Modify elements during filter check to improve slice diffs

  google/go-cmp#384 · Filter by author bauersimon opened on Nov 18, 2025

• Unexpected behavior when comparing slices of maps

  google/go-cmp#383 · Filter by author Yi-Liang-Leon opened on Jul 29, 2025
  2

• helper function to always show field used by SortSlices to determine equality is omitted from diff

  google/go-cmp#382 · Filter by author khumps opened on Jul 14, 2025

• Race condition when using go-cmp on structs that include time.Time

  google/go-cmp#381 · Filter by author dhiaayachi opened on Jul 8, 2025

• Consider using testing.Testing to prevent non-testing purpose

  google/go-cmp#378 · Filter by author ccoVeille opened on Apr 24, 2025

• v1 release

  google/go-cmp#377 · Filter by author pellared opened on Mar 17, 2025
  1

• Allow linker to perform dead code elimination for programs using go-cmp

  google/go-cmp#373 · Filter by author pgimalac opened on Feb 18, 2025
  6

• Non-determinism: leading space characters in diff occasionally turn into non-breaking space

  google/go-cmp#366 · Filter by author mejedi opened on Oct 18, 2024
  4

• The documentation "Equal is called even if x or y is nil" seems incorrect.

  google/go-cmp#363 · Filter by author your-diary opened on Sep 3, 2024

• How to add more context to Diff output?

  google/go-cmp#358 · Filter by author freakytoad1 opened on Apr 24, 2024

• Reporter truncating important context on diff output but leaving others alone

  google/go-cmp#357 · Filter by author dprotaso opened on Apr 9, 2024

• String diff for UUIDs can use strings.Join syntax which makes it more confusing

  google/go-cmp#356 · Filter by author prashantv opened on Mar 21, 2024
  4

• Comparing two fields with diffirent types that are semantically equivalent

  google/go-cmp#355 · Filter by author daenney opened on Feb 28, 2024
  3

• Naming clash for new cmp standard package

  google/go-cmp#354 · Filter by author Carrotman42 opened on Feb 9, 2024
  7

• Performance Issue Comparing Array Types

  performance
  google/go-cmp#353 · Filter by author lmittmann opened on Feb 2, 2024
  1

• cmpopts.IgnoreFields does not work on structs with an Equal method

  google/go-cmp#352 · Filter by author TeodorPt opened on Feb 1, 2024
  2

• unhelpful output for difference in slices

  reporter
  google/go-cmp#350 · Filter by author seehuhn opened on Jan 12, 2024
  1

• cmp.Diff() switching from property diffs to "new object" diff when object changes significantly

  reporter
  google/go-cmp#343 · Filter by author ghost opened on Oct 12, 2023
  1

• Ideas for a v2

  enhancement
  google/go-cmp#338 · Filter by author dsnet opened on Aug 26, 2023
  4

• Diff is extremely slow

  performance
  google/go-cmp#335 · Filter by author seehuhn opened on Aug 15, 2023
  3

• Use GoString instead of String

  reporter
  google/go-cmp#331 · Filter by author mxey opened on May 23, 2023

• Diff may omit difference of map in struct in slice

  reporter
  google/go-cmp#329 · Filter by author mrwonko opened on Apr 3, 2023
  7

• Readability of cmp.Diff function

  reporter
  google/go-cmp#328 · Filter by author amirrmonfared opened on Mar 31, 2023
  7

• out-of-the-box support for atomic.Pointer

  enhancement
  google/go-cmp#326 · Filter by author pohly opened on Mar 8, 2023
  9