Issues

• Native-endian struct integer formats are incorrectly modeled as big-endian

  pschanely/CrossHair#537 · Filter by author achamayou opened on Oct 2, 2026
  1

• Close testing gaps for operations on symbolic containers

  enhancement
  pschanely/CrossHair#518 · Filter by author pschanely opened on Sep 24, 2026

• Unsound: concatenating a symbolic tuple drops its container-type gate, so it compares equal to a list

  bug
  pschanely/CrossHair#516 · Filter by author pschanely opened on Sep 24, 2026

• CrossHairInternal "Numeric operation on symbolic while not tracing" via deep_realize → _deepconstruct → user __getstate__ (repro on attrs)

  pschanely/CrossHair#509 · Filter by author pschanely opened on Sep 9, 2026

• SymbolicBoundedIntTuple._smt_for_unification raises (or returns an unsatisfiable constraint) instead of returning None

  pschanely/CrossHair#508 · Filter by author pschanely opened on Aug 31, 2026

• Follow-up windows support tasks

  enhancement
  pschanely/CrossHair#467 · Filter by author pschanely opened on Jul 9, 2026
  1

• measure_support over-reports "black" (soundness-bug) cells: ~96% are false positives

  pschanely/CrossHair#456 · Filter by author pschanely opened on Jul 5, 2026

• Symbolic float model (RealBasedSymbolicFloat) diverges from IEEE-754 → false counterexamples in %, divmod, round, pow

  pschanely/CrossHair#455 · Filter by author pschanely opened on Jul 5, 2026

• Unsound: mutating a symbolic array.array then comparing it to a concrete array.array falsely confirms

  pschanely/CrossHair#453 · Filter by author pschanely opened on Jul 4, 2026

• Unsound: crosshair check confirms a != Decimal("2") (symbolic Decimal cannot reach most nonzero values)

  pschanely/CrossHair#448 · Filter by author pschanely opened on Jul 3, 2026
  2

• Investigate Python 3.15 support

  enhancement
  pschanely/CrossHair#437 · Filter by author pschanely opened on Jun 24, 2026
  4

• Support dateutil.relativedelta on the ordinal date representation

  enhancement
  pschanely/CrossHair#431 · Filter by author pschanely opened on Jun 14, 2026

• Introduce lazy, import-triggered registration (and a clean pattern for optional-module libimpl)

  enhancement
  pschanely/CrossHair#430 · Filter by author pschanely opened on Jun 14, 2026

• Resolve mypy warnings

  pschanely/CrossHair#419 · Filter by author pschanely opened on May 27, 2026

• proxy_for_class loses type information by returning object

  pschanely/CrossHair#418 · Filter by author rambip opened on May 27, 2026

• Use modern defaults for codebase

  pschanely/CrossHair#417 · Filter by author rambip opened on May 27, 2026
  3

• Triage very slow hypothesis test under crosshair

  pschanely/CrossHair#392 · Filter by author pschanely opened on Jan 26, 2026

• Side effect not detected on Unstructured-IO/unstructured code

  pschanely/CrossHair#388 · Filter by author pschanely opened on Jan 11, 2026
  2

• Provide better error messaging when type resolution fails

  pschanely/CrossHair#380 · Filter by author KRRT7 opened on Nov 1, 2025
  3

• Assert post-conditions not recognized

  pschanely/CrossHair#361 · Filter by author dslinger-a2 opened on Jun 26, 2025
  4

• Support symbolic indexing into concrete containers

  enhancement
  pschanely/CrossHair#332 · Filter by author pschanely opened on Jan 11, 2025
  1

• Cover example differs

  pschanely/CrossHair#316 · Filter by author isidroas opened on Nov 2, 2024
  2

• Publish a wasm build so Crosshair can be used on the client-side web

  enhancement
  pschanely/CrossHair#314 · Filter by author Zac-HD opened on Oct 11, 2024
  9

• Avoid weakref nondeterminism

  pschanely/CrossHair#313 · Filter by author pschanely opened on Oct 5, 2024
  1

• Perform validating executions

  enhancement
  pschanely/CrossHair#309 · Filter by author pschanely opened on Sep 23, 2024
  1