From be1fa90500ec77f0df76b4cea1940c1615793018 Mon Sep 17 00:00:00 2001
From: Wojciech Mazur <wmazur@virtuslab.com>
Date: Mon, 24 Nov 2025 14:04:23 +0100
Subject: [PATCH] Add missing language experimental settings (#24513)

Add missing language experimental settings for multipleStead, subCases
and relaxedLambdaSyntax

These were omitted and not made available as setting `-language:`
settings
[Cherry-picked 5066dcac7b72409a69e6fea51596c5c281554b42]
---
 compiler/src/dotty/tools/dotc/config/Feature.scala | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/compiler/src/dotty/tools/dotc/config/Feature.scala b/compiler/src/dotty/tools/dotc/config/Feature.scala
index 5aa7ed84f72d..09410c78eba4 100644
--- a/compiler/src/dotty/tools/dotc/config/Feature.scala
+++ b/compiler/src/dotty/tools/dotc/config/Feature.scala
@@ -70,6 +70,9 @@ object Feature:
     (into, "Allow into modifier on parameter types"),
     (modularity, "Enable experimental modularity features"),
     (packageObjectValues, "Enable experimental package objects as values"),
+    (multiSpreads, "Enable experimental varargs with multi-spreads"),
+    (subCases, "Enable experimental match expressions with sub-cases"),
+    (relaxedLambdaSyntax, "Enable experimental relaxed lambda syntax"),
   )
 
   // legacy language features from Scala 2 that are no longer supported.