Issues

• Implement a workaround for "Overwhelming the TimerManager"

  enhancement
  IntersectMBO/io-sim#268 · Filter by author karknu opened on Oct 6, 2026
  

• Documentation link on hackage is 404

  bug
  IntersectMBO/io-sim#258 · Filter by author pmiddend opened on Jun 11, 2026

• Test suite is missing lower bound on QuickCheck

  bug
  IntersectMBO/io-sim#248 · Filter by author sternenseemann opened on Mar 11, 2026
  1

• SimEvent redesign

  IntersectMBO/io-sim#244 · Filter by author coot opened on Feb 13, 2026
  1

• Figure out if a thread is alive in io-classes

  enhancement
  IntersectMBO/io-sim#227 · Filter by author MaximilianAlgehed opened on Oct 15, 2025
  2

• Add a PrimBase (IOSim s) instance

  enhancement
  IntersectMBO/io-sim#221 · Filter by author jorisdral opened on Jul 3, 2025
  6

• Trace information about deadlock

  enhancement
  IntersectMBO/io-sim#219 · Filter by author coot opened on Jun 24, 2025

• IOSimPOR fails to find a race under specific circumstances

  bugIOSimPOR
  IntersectMBO/io-sim#183 · Filter by author jasagredo opened on Oct 10, 2024
  5

• Implement combinator that forbids descheduling

  enhancement
  IntersectMBO/io-sim#180 · Filter by author jasagredo opened on Oct 8, 2024
  29

• Minimize redundancy in IOSimPOR logs

  enhancementIOSimPORtrace
  IntersectMBO/io-sim#160 · Filter by author bolt12 opened on May 16, 2024
  4

• IOSimPOR propExploration failure

  IOSimPOR
  IntersectMBO/io-sim#148 · Filter by author coot opened on Feb 26, 2024

• Write compatibility tests for io and io-sim's stm APIs

  enhancement
  IntersectMBO/io-sim#137 · Filter by author coot opened on Jan 31, 2024

• Add Chan, QSem and QSenN

  enhancementgood first issueio-classes
  IntersectMBO/io-sim#128 · Filter by author coot opened on Dec 2, 2023

• Make it possible to generate schedules

  enhancement
  IntersectMBO/io-sim#125 · Filter by author ghost opened on Nov 16, 2023
  5

• Add a link to the io-sim hackage pages in the README and/or repo description

  IntersectMBO/io-sim#122 · Filter by author jorisdral opened on Nov 8, 2023

• Implement IORefs for both io-sim and io-sim-por

  enhancement
  IntersectMBO/io-sim#112 · Filter by author coot opened on Aug 25, 2023

• timeout in si-timers is not designed for 32-bit systems

  enhancementio-classessi-timers
  IntersectMBO/io-sim#84 · Filter by author coot opened on Apr 14, 2023

• Add support for nested exception testing in Test/STM

  enhancementio-sim
  IntersectMBO/io-sim#36 · Filter by author yogeshsajanikar opened on Oct 11, 2022

• Add MonadSay instances for monad transformers

  enhancement
  IntersectMBO/io-sim#33 · Filter by author coot opened on Oct 5, 2022

• concurrent library as an alternative for io-classes

  IntersectMBO/io-sim#22 · Filter by author coot opened on Sep 15, 2022