bold 0.1.0 (new formula)

.github/autobump.txt

@@ -283,6 +283,7 @@ bluez
 bmake
 bnd
 bob
+bold
 bomber
 bore-cli
 borgbackup

Formula/b/bold.rb

@@ -0,0 +1,48 @@
+class Bold < Formula
+  desc "Drop-in replacement for Apple system linker ld"
+  homepage "https://github.com/kubkon/bold"
+  url "https://github.com/kubkon/bold/archive/refs/tags/v0.1.0.tar.gz"
+  sha256 "2496f04e47c9d5e17ef273b26519abf429b5c3e3df6d264f2941735088253ec0"
+  license "MIT"
+
+  depends_on "zig" => :build
+  depends_on :macos # does not build on linux
+
+  def install
+    # Fix illegal instruction errors when using bottles on older CPUs.
+    # https://github.com/Homebrew/homebrew-core/issues/92282
+    cpu = case Hardware.oldest_cpu
+    when :arm_vortex_tempest then "apple_m1" # See `zig targets`.
+    else Hardware.oldest_cpu
+    end
+
+    args = %W[
+      --prefix #{prefix}
+      -Doptimize=ReleaseSafe
+      -Dstrip=true
+    ]
+
+    args << "-Dcpu=#{cpu}" if build.bottle?
+
+    system "zig", "build", *args
+  end
+
+  test do
+    (testpath/"hello.c").write <<~EOS
+      #include <stdio.h>
+      int main() {
+        printf("Hello from Bold\\n");
+        return 0;
+      }
+    EOS
+
+    system ENV.cc, "-c", "hello.c", "-o", "hello.o"
+    arch = Hardware::CPU.arm? ? "arm64" : "x86_64"
+    macos_min = MacOS.version.to_s
+
+    system bin/"bold", "hello.o", "-arch", arch, "-macos_version_min", macos_min,
+                        "-syslibroot", MacOS.sdk_path, "-lSystem", "-o", "test"
+
+    assert_equal "Hello from Bold\n", shell_output("./test")
+  end
+end