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The Scala 3 compiler, also known as Dotty.

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## Compiler version 3.3.1 ## Minimized code Code from the [gist](https://gist.github.com/matwojcik/85c0527502871b0a672441728601afc9): ```Scala def fn1(x: Int, y: Int = 5)(z: Int) = Some(x+y+z) def fn2(x: Int)(y: Int) = Some(x+y) def program...

itype:bug
area:typer
area:default-parameters
area:linting

- This upgrades from ruby `2.7` to `3.3` since `2.7` is eol. - Upgrades to jekyll `4.3.3` since `3.x` is only supporting maintenance fixes at this point. - Drops `redcarpet`...

When the prefix of an opaque isn't the .this reference of the module class, then its RHS isn't visible. TypeComparer uses ctx.owner to "heal" or "lift" this type such that...

## Compiler version Was working in `3.3.0` but breaks in `3.3.1` ## Minimized code Code taken from macro file that breaks (only very small part of it). ```Scala import scala.quoted.*...

itype:bug
area:metaprogramming:quotes

Compilation from tasty of this code has always failed, however, recently it stated to crash compiler instead of returning error. This issue points to 2 bugs: 1. It should return...

itype:bug
area:pickling
itype:crash
area:tasty-format
regression

## Compiler version 3.3.1 ## Minimized example ```Scala trait L[T]: type E def foo() = type Warn1 = [T] => (l: L[T]) => T => l.E type Warn2 = [T]...

itype:enhancement
area:reporting
stat:needs triage
better-errors