237 lines
8.6 KiB
Ruby
237 lines
8.6 KiB
Ruby
class LlvmAT39 < Formula
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desc "Next-gen compiler infrastructure"
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homepage "https://llvm.org/"
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url "https://releases.llvm.org/3.9.1/llvm-3.9.1.src.tar.xz"
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sha256 "1fd90354b9cf19232e8f168faf2220e79be555df3aa743242700879e8fd329ee"
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revision 2
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bottle do
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cellar :any
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sha256 "3948911a5db9401e8d2f82b2a30c11709a6fe281018f207cad98b657aeab108e" => :mojave
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sha256 "8c56062d501cb59782b016be75be14702d565498bbe8d0b7f3e26fd08265850f" => :high_sierra
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sha256 "d3b1d7c45c60869be95666a4675551e330889c0dda24f9e4c2968034cf6862e9" => :sierra
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end
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keg_only :versioned_formula
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depends_on "cmake" => :build
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depends_on "libffi"
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depends_on "python@2" if MacOS.version <= :snow_leopard
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# According to the official llvm readme, GCC 4.7+ is required
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fails_with :gcc_4_0
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fails_with :gcc_4_2
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("4.3".."4.6").each do |n|
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fails_with :gcc => n
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end
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resource "clang" do
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url "https://releases.llvm.org/3.9.1/cfe-3.9.1.src.tar.xz"
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sha256 "e6c4cebb96dee827fa0470af313dff265af391cb6da8d429842ef208c8f25e63"
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end
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resource "clang-extra-tools" do
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url "https://releases.llvm.org/3.9.1/clang-tools-extra-3.9.1.src.tar.xz"
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sha256 "29a5b65bdeff7767782d4427c7c64d54c3a8684bc6b217b74a70e575e4813635"
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end
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resource "compiler-rt" do
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url "https://releases.llvm.org/3.9.1/compiler-rt-3.9.1.src.tar.xz"
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sha256 "d30967b1a5fa51a2503474aacc913e69fd05ae862d37bf310088955bdb13ec99"
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end
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resource "libcxx" do
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url "https://releases.llvm.org/3.9.1/libcxx-3.9.1.src.tar.xz"
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sha256 "25e615e428f60e651ed09ffd79e563864e3f4bc69a9e93ee41505c419d1a7461"
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end
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resource "libunwind" do
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url "https://releases.llvm.org/3.9.1/libunwind-3.9.1.src.tar.xz"
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sha256 "0b0bc73264d7ab77d384f8a7498729e3c4da8ffee00e1c85ad02a2f85e91f0e6"
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end
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resource "lld" do
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url "https://releases.llvm.org/3.9.1/lld-3.9.1.src.tar.xz"
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sha256 "48e128fabb2ddaee64ecb8935f7ac315b6e68106bc48aeaf655d179c65d87f34"
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end
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resource "lldb" do
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url "https://releases.llvm.org/3.9.1/lldb-3.9.1.src.tar.xz"
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sha256 "7e3311b2a1f80f4d3426e09f9459d079cab4d698258667e50a46dccbaaa460fc"
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end
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resource "openmp" do
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url "https://releases.llvm.org/3.9.1/openmp-3.9.1.src.tar.xz"
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sha256 "d23b324e422c0d5f3d64bae5f550ff1132c37a070e43c7ca93991676c86c7766"
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end
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resource "polly" do
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url "https://releases.llvm.org/3.9.1/polly-3.9.1.src.tar.xz"
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sha256 "9ba5e61fc7bf8c7435f64e2629e0810c9b1d1b03aa5b5605b780d0e177b4cb46"
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end
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def install
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# Apple's libstdc++ is too old to build LLVM
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ENV.libcxx if ENV.compiler == :clang
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(buildpath/"tools/clang").install resource("clang")
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(buildpath/"tools/clang/tools/extra").install resource("clang-extra-tools")
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(buildpath/"projects/openmp").install resource("openmp")
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(buildpath/"projects/libcxx").install resource("libcxx")
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(buildpath/"projects/libunwind").install resource("libunwind")
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(buildpath/"tools/lld").install resource("lld")
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(buildpath/"tools/polly").install resource("polly")
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(buildpath/"projects/compiler-rt").install resource("compiler-rt")
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# compiler-rt has some iOS simulator features that require i386 symbols
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# I'm assuming the rest of clang needs support too for 32-bit compilation
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# to work correctly, but if not, perhaps universal binaries could be
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# limited to compiler-rt. llvm makes this somewhat easier because compiler-rt
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# can almost be treated as an entirely different build from llvm.
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ENV.permit_arch_flags
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args = %W[
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-DLIBOMP_ARCH=x86_64
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-DLINK_POLLY_INTO_TOOLS=ON
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-DLLVM_BUILD_EXTERNAL_COMPILER_RT=ON
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-DLLVM_BUILD_LLVM_DYLIB=ON
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-DLLVM_ENABLE_EH=ON
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-DLLVM_ENABLE_FFI=ON
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-DLLVM_ENABLE_LIBCXX=ON
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-DLLVM_ENABLE_RTTI=ON
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-DLLVM_INCLUDE_DOCS=OFF
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-DLLVM_INSTALL_UTILS=ON
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-DLLVM_OPTIMIZED_TABLEGEN=ON
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-DLLVM_TARGETS_TO_BUILD=all
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-DWITH_POLLY=ON
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-DFFI_INCLUDE_DIR=#{Formula["libffi"].opt_lib}/libffi-#{Formula["libffi"].version}/include
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-DFFI_LIBRARY_DIR=#{Formula["libffi"].opt_lib}
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-DLLVM_CREATE_XCODE_TOOLCHAIN=ON
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]
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mkdir "build" do
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system "cmake", "-G", "Unix Makefiles", "..", *(std_cmake_args + args)
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system "make"
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system "make", "install"
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system "make", "install-xcode-toolchain"
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end
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(share/"clang/tools").install Dir["tools/clang/tools/scan-{build,view}"]
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inreplace "#{share}/clang/tools/scan-build/bin/scan-build", "$RealBin/bin/clang", "#{bin}/clang"
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bin.install_symlink share/"clang/tools/scan-build/bin/scan-build", share/"clang/tools/scan-view/bin/scan-view"
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man1.install_symlink share/"clang/tools/scan-build/man/scan-build.1"
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# install llvm python bindings
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(lib/"python2.7/site-packages").install buildpath/"bindings/python/llvm"
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(lib/"python2.7/site-packages").install buildpath/"tools/clang/bindings/python/clang"
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end
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def caveats; <<~EOS
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LLVM executables are installed in #{opt_bin}.
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Extra tools are installed in #{opt_pkgshare}.
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To use the bundled libc++ please add the following LDFLAGS:
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LDFLAGS="-L#{opt_lib} -Wl,-rpath,#{opt_lib}"
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EOS
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end
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test do
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assert_equal prefix.to_s, shell_output("#{bin}/llvm-config --prefix").chomp
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(testpath/"omptest.c").write <<~EOS
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#include <stdlib.h>
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#include <stdio.h>
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#include <omp.h>
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int main() {
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#pragma omp parallel num_threads(4)
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{
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printf("Hello from thread %d, nthreads %d\\n", omp_get_thread_num(), omp_get_num_threads());
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}
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return EXIT_SUCCESS;
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}
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EOS
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system "#{bin}/clang", "-L#{lib}", "-fopenmp", "-nobuiltininc",
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"-I#{lib}/clang/#{version}/include",
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"omptest.c", "-o", "omptest"
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testresult = shell_output("./omptest")
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sorted_testresult = testresult.split("\n").sort.join("\n")
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expected_result = <<~EOS
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Hello from thread 0, nthreads 4
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Hello from thread 1, nthreads 4
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Hello from thread 2, nthreads 4
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Hello from thread 3, nthreads 4
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EOS
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assert_equal expected_result.strip, sorted_testresult.strip
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(testpath/"test.c").write <<~EOS
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#include <stdio.h>
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int main()
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{
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printf("Hello World!\\n");
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return 0;
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}
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EOS
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(testpath/"test.cpp").write <<~EOS
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#include <iostream>
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int main()
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{
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std::cout << "Hello World!" << std::endl;
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return 0;
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}
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EOS
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# Testing Command Line Tools
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if MacOS::CLT.installed?
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libclangclt = Dir["/Library/Developer/CommandLineTools/usr/lib/clang/#{MacOS::CLT.version.to_i}*"].last { |f| File.directory? f }
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system "#{bin}/clang++", "-v", "-nostdinc",
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"-I/Library/Developer/CommandLineTools/usr/include/c++/v1",
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"-I#{libclangclt}/include",
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"-I/usr/include", # need it because /Library/.../usr/include/c++/v1/iosfwd refers to <wchar.h>, which CLT installs to /usr/include
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"test.cpp", "-o", "testCLT++"
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assert_includes MachO::Tools.dylibs("testCLT++"), "/usr/lib/libc++.1.dylib"
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assert_equal "Hello World!", shell_output("./testCLT++").chomp
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system "#{bin}/clang", "-v", "-nostdinc",
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"-I/usr/include", # this is where CLT installs stdio.h
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"test.c", "-o", "testCLT"
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assert_equal "Hello World!", shell_output("./testCLT").chomp
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end
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# Testing Xcode
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if MacOS::Xcode.installed?
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libclangxc = Dir["#{MacOS::Xcode.toolchain_path}/usr/lib/clang/#{DevelopmentTools.clang_version}*"].last { |f| File.directory? f }
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system "#{bin}/clang++", "-v", "-nostdinc",
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"-I#{MacOS::Xcode.toolchain_path}/usr/include/c++/v1",
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"-I#{libclangxc}/include",
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"-I#{MacOS.sdk_path}/usr/include",
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"test.cpp", "-o", "testXC++"
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assert_includes MachO::Tools.dylibs("testXC++"), "/usr/lib/libc++.1.dylib"
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assert_equal "Hello World!", shell_output("./testXC++").chomp
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system "#{bin}/clang", "-v", "-nostdinc",
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"-I#{MacOS.sdk_path}/usr/include",
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"test.c", "-o", "testXC"
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assert_equal "Hello World!", shell_output("./testXC").chomp
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end
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# link against installed libc++
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# related to https://github.com/Homebrew/legacy-homebrew/issues/47149
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system "#{bin}/clang++", "-v", "-nostdinc",
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"-std=c++11", "-stdlib=libc++",
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"-I#{MacOS::Xcode.toolchain_path}/usr/include/c++/v1",
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"-I#{libclangxc}/include",
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"-I#{MacOS.sdk_path}/usr/include",
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"-L#{lib}",
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"-Wl,-rpath,#{lib}", "test.cpp", "-o", "test"
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assert_includes MachO::Tools.dylibs("test"), "#{opt_lib}/libc++.1.dylib"
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assert_equal "Hello World!", shell_output("./test").chomp
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end
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end
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