libc++

Author: paperchalice

Formula/llvm/libc++.rb

@@ -1,16 +1,15 @@
 class Libcxx < Formula
   desc "LLVM C++ standard library"
   homepage "https://libcxx.llvm.org/"
-  url "https://github.com/llvm/llvm-project/releases/download/llvmorg-19.1.5/llvm-project-19.1.5.src.tar.xz"
-  sha256 "bd8445f554aae33d50d3212a15e993a667c0ad1b694ac1977f3463db3338e542"
+  url "https://github.com/llvm/llvm-project/releases/download/llvmorg-20.1.0/llvm-project-20.1.0.src.tar.xz"
+  sha256 "4579051e3c255fb4bb795d54324f5a7f3ef79bd9181e44293d7ee9a7f62aad9a"
   license "Apache-2.0" => { with: "LLVM-exception" }
 
   bottle do
     root_url "https://github.com/paperchalice/homebrew-private/releases/download/libc++-19.1.5"
     sha256 cellar: :any, ventura: "8202d54aeb93ffaecd47aec1a9a3b14f2dd3e1c78da52c400ae8bee12b07f652"
   end
 
-  depends_on "clang" => :build
   depends_on "cmake" => :build
 
   depends_on "libc++abi"
@@ -23,19 +22,15 @@ def install
       s.gsub! "/usr/share/zoneinfo/", "#{tzdb.share}/zoneinfo/"
     end
 
-    clang = Formula["clang"]
-    ENV["CC"] = clang.bin/"clang"
-    ENV["CXX"] = clang.bin/"clang++"
-
     libunwind = Formula["unwind"]
     libcxxabi = Formula["libc++abi"]
     rpaths = [rpath, libunwind.opt_lib, libcxxabi.opt_lib]
     cmake_args = std_cmake_args+ %W[
+      -D CMAKE_CXX_STANDARD=26
       -D CMAKE_INSTALL_RPATH=#{rpaths.join(";")}
       -D LLVM_ENABLE_RUNTIMES=libcxx;libcxxabi;libunwind
       -D LIBCXX_INSTALL_MODULES=ON
       -D LIBCXX_ENABLE_TIME_ZONE_DATABASE=ON
-      -D LIBCXX_ABI_UNSTABLE=ON
 
       -S runtimes
       -B build