diff --git a/Formula/arm-none-eabi-newlib.rb b/Formula/arm-none-eabi-newlib.rb
deleted file mode 100644
index 2abf8b7..0000000
--- a/Formula/arm-none-eabi-newlib.rb
+++ /dev/null
@@ -1,156 +0,0 @@
-class ArmNoneEabiNewlib < Formula
-  desc "GNU Tools for ARM Embedded Processors - Newlib"
-  homepage "https://sourceware.org/newlib/"
-
-  url "https://sourceware.org/pub/newlib/newlib-3.3.0.tar.gz"
-  sha256 "58dd9e3eaedf519360d92d84205c3deef0b3fc286685d1c562e245914ef72c66"
-
-  bottle do
-    root_url "https://github.com/osx-cross/homebrew-arm/releases/download/arm-none-eabi-newlib-3.3.0"
-    sha256 cellar: :any_skip_relocation, big_sur:  "b9ebd96401603d3606d2f1c0e77ff56bb49f31dd33133ee1ab1f34f6fb272bc6"
-    sha256 cellar: :any_skip_relocation, catalina: "bc7ee9f1c9391688ad7df77bc1154bd8cfc8f6d3936673b99ac0eab8325255ff"
-  end
-
-  depends_on "gmp" => :build
-  depends_on "isl" => :build
-  depends_on "libmpc" => :build
-  depends_on "mpfr" => :build
-  depends_on "arm-none-eabi-binutils"
-
-  resource "minimal-gcc" do
-    url "https://ftp.gnu.org/gnu/gcc/gcc-8.5.0/gcc-8.5.0.tar.xz"
-    mirror "https://ftpmirror.gnu.org/gcc/gcc-8.5.0/gcc-8.5.0.tar.xz"
-    sha256 "d308841a511bb830a6100397b0042db24ce11f642dab6ea6ee44842e5325ed50"
-  end
-
-  def install
-    arm_prefix = prefix/"arm-none-eabi"
-
-    # GCC will suffer build errors if forced to use a particular linker.
-    ENV.delete "LD"
-
-    # Even when suffixes are appended, the info pages conflict when
-    # install-info is run so pretend we have an outdated makeinfo
-    # to prevent their build.
-    ENV["gcc_cv_prog_makeinfo_modern"] = "no"
-
-    resource("minimal-gcc").stage do
-      args = %W[
-        --prefix=/
-        --target=arm-none-eabi
-        --enable-languages=c
-        --with-ld=#{Formula["arm-none-eabi-binutils"].opt_bin/"arm-none-eabi-ld"}
-        --with-as=#{Formula["arm-none-eabi-binutils"].opt_bin/"arm-none-eabi-as"}
-        --disable-nls
-        --disable-libssp
-        --disable-shared
-        --disable-threads
-        --disable-libgomp
-        --disable-werror
-        --disable-lto
-        --disable-libffi
-        --disable-decimal-float
-        --disable-libmudflap
-        --disable-libquadmath
-        --disable-libstdcxx-pch
-        --disable-libsanitizer
-        --disable-tls
-        --enable-multilib
-        --enable-interwork
-        --without-headers
-        --with-libelf
-        --with-newlib
-        --with-multilib-list=rmprofile
-        --with-system-zlib
-        --with-sysroot=#{prefix}
-        --with-build-sysroot=#{buildpath.parent/"gcc-install"}
-      ]
-
-      # Avoid reference to sed shim
-      args << "SED=/usr/bin/sed"
-
-      mkdir "build" do
-        system "../configure", *args
-
-        # Use -headerpad_max_install_names in the build,
-        # otherwise updated load commands won't fit in the Mach-O header.
-        # This is needed because `gcc` avoids the superenv shim.
-        system "make", "all-gcc", "BOOT_LDFLAGS=-Wl,-headerpad_max_install_names"
-        system "make", "DESTDIR=#{buildpath.parent/"gcc-install"}", "install-gcc"
-      end
-    end
-
-    ENV["PATH"] = "#{buildpath.parent/"gcc-install/bin"}:#{ENV["PATH"]}"
-
-    # `make install` complains if these dirs do not already exist, for some reason
-    mkdir_p arm_prefix/"lib/arm/v5te/hard"
-    mkdir_p arm_prefix/"lib/arm/v5te/softfp"
-    mkdir_p arm_prefix/"lib/thumb/nofp"
-    ["v6-m", "v7", "v7-m", "v7e-m", "v8-m.base", "v8-m.main"].each do |v|
-      mkdir_p arm_prefix/"lib/thumb/#{v}/nofp"
-    end
-    ["v7+fp", "v7e-m+fp", "v7e-m+dp", "v8-m.main+fp", "v8-m.main+dp"].each do |v|
-      mkdir_p arm_prefix/"lib/thumb/#{v}/hard"
-      mkdir_p arm_prefix/"lib/thumb/#{v}/softfp"
-    end
-
-    mkdir "build-nano" do
-      args = %W[
-        --target=arm-none-eabi
-        --prefix=#{prefix}
-        --disable-newlib-supplied-syscalls
-        --enable-newlib-reent-small
-        --enable-newlib-retargetable-locking
-        --disable-newlib-fvwrite-in-streamio
-        --disable-newlib-fseek-optimization
-        --disable-newlib-wide-orient
-        --enable-newlib-nano-malloc
-        --disable-newlib-unbuf-stream-opt
-        --enable-lite-exit
-        --enable-newlib-global-atexit
-        --enable-newlib-nano-formatted-io
-        --disable-nls
-      ]
-
-      system "../configure", *args
-      system "make"
-      system "make", "install"
-
-      (arm_prefix/"lib").glob("**/lib{c,g,rdimon}.a").each do |f|
-        mv f, f.sub(".a", "_nano.a")
-      end
-      mkdir_p arm_prefix/"include/newlib-nano"
-      mv arm_prefix/"include/newlib.h", arm_prefix/"include/newlib-nano/newlib.h"
-    end
-
-    mkdir "build" do
-      args = %W[
-        --target=arm-none-eabi
-        --prefix=#{prefix}
-        --enable-newlib-io-long-long
-        --enable-newlib-io-c99-formats
-        --enable-newlib-register-fini
-        --enable-newlib-retargetable-locking
-        --disable-newlib-supplied-syscalls
-        --disable-nls
-      ]
-
-      system "../configure", *args
-      system "make"
-      system "make", "install"
-
-      (arm_prefix/"lib").glob("**/*.{a,o}").each do |f|
-        system "arm-none-eabi-objcopy", "-R", ".comment", "-R", ".note", "-R", ".debug_info", "-R", ".debug_aranges",
-               "-R", ".debug_pubnames", "-R", ".debug_pubtypes", "-R", ".debug_abbrev", "-R", ".debug_line",
-               "-R", ".debug_str", "-R", ".debug_ranges", "-R", ".debug_loc", f.to_s
-      end
-    end
-  end
-
-  test do
-    arm_prefix = prefix/"arm-none-eabi"
-
-    assert_predicate (arm_prefix/"lib").glob("**/lib{c,g,rdimon}.a"), :any?
-    assert_predicate (arm_prefix/"lib").glob("**/lib{c,g,rdimon}_nano.a"), :any?
-  end
-end