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strictEqualityPatternMatching doesn't work with GADTs

area:experimental

area:strictEqualityscala.language.strictEqualityscala.language.strictEquality

area:strictEqualityPatternMatchingimport scala.language.experimental.strictEqualityPatternMatchingimport scala.language.experimental.strictEqualityPatternMatching

itype:bug

Status: Open.

#25979 In scala/scala3;

· mberndt123 opened on May 5, 2026

Exponential CC compile time with N opaque String types in one file used as method parameters in a separate safe-mode file

area:experimental:ccCapture checking relatedCapture checking related

area:experimental:safeIssues tied to scala.language.experimental.safe modeIssues tied to scala.language.experimental.safe mode

area:opaque-types

itype:performance

Status: Open.

#25975 In scala/scala3;

· sideeffffect opened on May 4, 2026

export obj.* wildcard produces non-deterministic .class file output (method ordering varies across compilation sessions)

area:export

itype:bug

Status: Open.

#25974 In scala/scala3;

· blainefreestone opened on May 4, 2026

CC: Behavior mismatch between capture-polymorphic methods and lambdas

area:experimental:ccCapture checking relatedCapture checking related

itype:bug

Status: Open.

#25972 In scala/scala3;

· bracevac opened on May 4, 2026

CC & REPL: Can we keep the same parameter names in printed output?

area:experimental:ccCapture checking relatedCapture checking related

itype:bug

Status: Open.

#25971 In scala/scala3;

· bracevac opened on May 4, 2026

Match types can't be used to extract higher-kinded type members

area:match-types

itype:bug

Status: Open.

#25968 In scala/scala3;

· Krever opened on May 3, 2026

Match type not reduced after GADT pattern match

area:gadt

area:match-types

itype:bug

Status: Open.

#25966 In scala/scala3;

· Alex1005a opened on May 1, 2026

False exhaustivity warning for correlated GADT pattern match

area:pattern-matching

itype:bug

Status: Open.

#25965 In scala/scala3;

· Alex1005a opened on May 1, 2026

Capture disappears during match refinement

area:experimental:ccCapture checking relatedCapture checking related

itype:bug

Status: Open.

#25955 In scala/scala3;

· PriyanshC opened on Apr 30, 2026

Improve niche unused var warning

area:lintingLinting warnings enabled with -W or -XlintLinting warnings enabled with -W or -Xlint

itype:bug

prio:low

Status: Open.

#25949 In scala/scala3;

· som-snytt opened on Apr 29, 2026

Structural call with Array[Byte] parameter crashes pickler

area:pickling

itype:bug

itype:crash

Status: Open.

#25947 In scala/scala3;

· He-Pin opened on Apr 29, 2026

Release procedure for 3.3.8-RC1

area:releasesIssues tied to publishing and releasing the language.Issues tied to publishing and releasing the language.

itype:metaIssues about process/similarIssues about process/similar

Status: Open.

#25945 In scala/scala3;

· tgodzik opened on Apr 28, 2026