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Issues list

Match types do not treat 0.0d and -0.0d as equivalent constants area:match-types itype:bug stat:needs triage Every issue needs to have an "area" and "itype" label
#23261 opened May 25, 2025 by kijuky
1
5
Match type fails to reduce in a simple case area:match-types area:typeclass-derivation itype:bug
#23159 opened May 14, 2025 by keynmol
3
endless compilation when deferred inline + match type are used (LTS only) area:match-types itype:bug itype:compiler hangs Issues where the compiler hangs. stat:fixed in next The issue was fixed in Next and only still applies to LTS.
#23110 opened May 6, 2025 by road21
@tgodzik
5
Bounds checking on AnyKind match type forgets parallel information about scrutinee area:match-types area:typer itype:bug
#23010 opened Apr 16, 2025 by s5bug
Improve error: the pattern contains an unaccounted type parameter area:match-types area:pattern-matching area:typeclass-derivation better-errors Issues concerned with improving confusing/unhelpful diagnostic messages itype:bug
#22943 opened Apr 8, 2025 by TomasMikula
10
Match type on type alias with multiple parameters fails area:match-types itype:bug
#22644 opened Feb 23, 2025 by kavedaa
Single indirection makes implicitNotFound print the argument name not its value area:annotations area:match-types itype:bug
#22348 opened Jan 12, 2025 by belamenso
@hamzaremmal
Inability to do a simple type match on a deduced type area:match-types itype:bug
#22347 opened Jan 11, 2025 by belamenso
1
Match type fails to reduce in non-exhaustive pattern match area:match-types area:typer itype:bug
#21425 opened Aug 23, 2024 by Bersier
4
Match type fails to reduce when it doesn't look like it needs to reduce area:match-types area:typer itype:bug
#21391 opened Aug 15, 2024 by s5bug
8
Inconsistent handling of match types on dependent types when overriding area:match-types area:overloading itype:bug
#21265 opened Jul 24, 2024 by m8nmueller
3
Unsound reduction of match type where the scrutinee's prefix is a param ref area:match-types itype:bug itype:soundness Soundness bug (it lets us compile code that crashes at runtime with a ClassCastException)
#20518 opened Jun 3, 2024 by smarter
@sjrd
3
Unsound reduction of match types with refined trait member as scrutinee area:match-types itype:bug itype:soundness Soundness bug (it lets us compile code that crashes at runtime with a ClassCastException)
#20515 opened Jun 3, 2024 by EugeneFlesselle
@sjrd
1
Match type reduction inhibition area:inline area:match-types itype:bug
#20475 opened May 26, 2024 by Bersier
2
Operations on NamedTuples do not work with singleton types due to match type refusing to reduce area:match-types area:named-tuples Issues tied to the named tuples feature. itype:bug
#20453 opened May 22, 2024 by smarter
@sjrd
7
Illegal match type case inconsistently reported area:match-types itype:bug
#20433 opened May 18, 2024 by Bersier
Recursive match type causes unhandled stack overflow area:match-types itype:bug itype:crash
#20205 opened Apr 16, 2024 by EugeneFlesselle
@EugeneFlesselle
1
Private type member leaks in public signature through match type area:match-types itype:bug
#20194 opened Apr 15, 2024 by EugeneFlesselle
Unsound match type conformance when extending trait from separate compilation area:match-types itype:bug itype:soundness Soundness bug (it lets us compile code that crashes at runtime with a ClassCastException)
#20189 opened Apr 15, 2024 by EugeneFlesselle
Match type forgets kindness of variable extending wildcarded trait area:match-types area:typer itype:bug
#19904 opened Mar 8, 2024 by s5bug
1
@dwijnand
1
Inconsistent behaviour of reporting illegal cases at the definition site of match types area:match-types area:typer itype:bug
#19799 opened Feb 27, 2024 by noti0na1
@sjrd
Compiler errors about type wildcards still sometimes use the old deprecated syntax area:match-types itype:bug
#19608 opened Feb 4, 2024 by Bersier
Match type reduction failure area:match-types better-errors Issues concerned with improving confusing/unhelpful diagnostic messages itype:bug stat:wontfix
#19326 opened Dec 22, 2023 by Bersier
1
4
Problems with jsoniter compilation after 3.3.1 area:match-types itype:bug itype:compiler hangs Issues where the compiler hangs. itype:crash prio:low stat:needs minimization Needs a self contained minimization
#19098 opened Nov 28, 2023 by Kordyjan
6
Match type regression area:match-types
#18448 opened Aug 23, 2023 by soronpo
1
15
ProTip! Updated in the last three days: updated:>2025-05-25.