Release v1.20.0-rc.0

Author: josevalim

CHANGELOG.md

@@ -158,7 +158,7 @@ The code above has a type violation, which is now caught by the type system:
 
 The type system was made possible thanks to a partnership between [CNRS](https://www.cnrs.fr/) and [Remote](https://remote.com/). The development work is currently sponsored by [Fresha](https://www.fresha.com/) and [Tidewave](https://tidewave.ai/).
 
-## v1.20.0-dev
+## v1.20.0-rc.0 (2026-01-09)
 
 ### 1. Enhancements
 

RELEASE.md

@@ -24,7 +24,7 @@
 
 8. Update `_data/elixir-versions.yml` (except for RCs) in `elixir-lang/elixir-lang.github.com`
 
-## Creating a new vMAJOR.MINOR branch (before first rc)
+## Creating a new vMAJOR.MINOR branch (usually before first rc)
 
 ### In the new branch
 

VERSION

@@ -1 +1 @@
-1.20.0-dev
+1.20.0-rc.0

bin/elixir

@@ -6,7 +6,7 @@
 
 set -e
 
-ELIXIR_VERSION=1.20.0-dev
+ELIXIR_VERSION=1.20.0-rc.0
 
 if [ $# -eq 0 ] || { [ $# -eq 1 ] && { [ "$1" = "--help" ] || [ "$1" = "-h" ]; }; }; then
   cat <<USAGE >&2

bin/elixir.bat

@@ -4,7 +4,7 @@
 :: SPDX-FileCopyrightText: 2021 The Elixir Team
 :: SPDX-FileCopyrightText: 2012 Plataformatec
 
-set ELIXIR_VERSION=1.20.0-dev
+set ELIXIR_VERSION=1.20.0-rc.0
 
 if    ""%1""==""""                if ""%2""=="""" goto documentation
 if /I ""%1""==""--help""          if ""%2""=="""" goto documentation