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ArrowAssoc is not specialized

area:libraryStandard libraryStandard library

area:optimizerIssues tied to the Scala 3 optimizerIssues tied to the Scala 3 optimizer

itype:bug

Status: Open.

#26051 In scala/scala3;

· som-snytt opened on May 12, 2026

Crash: AssertionError "asTerm called on not-a-Term type T" when exporting members of a cyclic opaque type companion

Status: Open.

#26037 In scala/scala3;

· haskiindahouse opened on May 10, 2026

Capture leak by using Polymorphic Function Types

itype:bug

stat:needs triageEvery issue needs to have an "area" and "itype" labelEvery issue needs to have an "area" and "itype" label

Status: Open.

#26035 In scala/scala3;

· Alex1005a opened on May 10, 2026

Regression: dotty-cps-async @ 1.3.2 fails with type mismatch

itype:bug

regressionThis worked in a previous version but doesn't anymoreThis worked in a previous version but doesn't anymore

stat:needs triageEvery issue needs to have an "area" and "itype" labelEvery issue needs to have an "area" and "itype" label

Status: Open.

#26031 In scala/scala3;

· soronpo opened on May 9, 2026

Regression: Option.orNull[T] no longer compiles after #25733 (3.9.0-nightly)

area:libraryStandard libraryStandard library

itype:bug

regressionThis worked in a previous version but doesn't anymoreThis worked in a previous version but doesn't anymore

Status: Open.

#26026 In scala/scala3;

· soronpo opened on May 9, 2026

Multi-file + opaque + inline type mismatch

area:inline

area:opaque-types

itype:bug

Status: Open.

#26022 In scala/scala3;

· soronpo opened on May 8, 2026

Top level terms clash with top level classes, with confusing message

area:reportingError reporting including formatting, implicit suggestions, etcError reporting including formatting, implicit suggestions, etc

area:typer

itype:bug

Status: Open.

#26021 In scala/scala3;

· som-snytt opened on May 8, 2026

summonInline[F[_, x.T]] from inline given body: candidate "found but does not match" when T is a type member

itype:bug

stat:needs triageEvery issue needs to have an "area" and "itype" labelEvery issue needs to have an "area" and "itype" label

Status: Open.

#26018 In scala/scala3;

· soronpo opened on May 8, 2026

AssertionError "start of NoSpan" in Typer.adaptToArgs from PR #25699's multiline-context detection

area:inline

itype:bug

itype:crash

Status: Open.

#26015 In scala/scala3;

· soronpo opened on May 8, 2026

Printing right assoc with conversion

area:reportingError reporting including formatting, implicit suggestions, etcError reporting including formatting, implicit suggestions, etc

itype:bug

prio:low

Status: Open.

#26014 In scala/scala3;

· som-snytt opened on May 8, 2026

-rewrite -source 3.4-migration converts with to & in typed patterns, producing unparseable code

itype:bug

Status: Open.

#26013 In scala/scala3;

· soronpo opened on May 8, 2026

Incomplete fix for #23611: ClassTag synthesis still fails when type variable's upper bound is itself a type variable

itype:bug

stat:needs triageEvery issue needs to have an "area" and "itype" labelEvery issue needs to have an "area" and "itype" label

Status: Open.

#26005 In scala/scala3;

· soronpo opened on May 8, 2026