62 lines
2.2 KiB
Ruby
62 lines
2.2 KiB
Ruby
class Libomp < Formula
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desc "LLVM's OpenMP runtime library"
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homepage "https://openmp.llvm.org/"
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url "https://github.com/llvm/llvm-project/releases/download/llvmorg-11.1.0/openmp-11.1.0.src.tar.xz"
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sha256 "d187483b75b39acb3ff8ea1b7d98524d95322e3cb148842957e9b0fbb866052e"
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license "MIT"
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livecheck do
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url "https://llvm.org/"
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regex(/LLVM (\d+\.\d+\.\d+)/i)
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end
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bottle do
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sha256 cellar: :any, arm64_big_sur: "f87f7841eb8b72650fa771af39642361aec371ea1a1f94f081ecc0e8168a0e75"
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sha256 cellar: :any, big_sur: "ec279162f0062c675ea96251801a99c19c3b82f395f1598ae2f31cd4cbd9a963"
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sha256 cellar: :any, catalina: "45a5aa653bd45bd5ff5858580b1a4670c4b5a51ea29d68d45a53f72f56010e05"
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sha256 cellar: :any, mojave: "aa823f2fef52a032496f4f4c42925ab86244087f81352d04ea8d7b594185fee1"
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end
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depends_on "cmake" => :build
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# Upstream patch for ARM, accepted, remove in next version
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# https://reviews.llvm.org/D91002
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# https://bugs.llvm.org/show_bug.cgi?id=47609
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patch do
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url "https://raw.githubusercontent.com/Homebrew/formula-patches/7e2ee1d7/libomp/arm.patch"
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sha256 "6de9071e41a166b74d29fe527211831d2f8e9cb031ad17929dece044f2edd801"
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end
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def install
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# Disable LIBOMP_INSTALL_ALIASES, otherwise the library is installed as
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# libgomp alias which can conflict with GCC's libgomp.
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system "cmake", ".", *std_cmake_args, "-DLIBOMP_INSTALL_ALIASES=OFF"
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system "make", "install"
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system "cmake", ".", "-DLIBOMP_ENABLE_SHARED=OFF", *std_cmake_args,
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"-DLIBOMP_INSTALL_ALIASES=OFF"
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system "make", "install"
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end
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test do
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(testpath/"test.cpp").write <<~EOS
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#include <omp.h>
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#include <array>
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int main (int argc, char** argv) {
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std::array<size_t,2> arr = {0,0};
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#pragma omp parallel num_threads(2)
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{
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size_t tid = omp_get_thread_num();
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arr.at(tid) = tid + 1;
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}
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if(arr.at(0) == 1 && arr.at(1) == 2)
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return 0;
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else
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return 1;
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}
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EOS
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system ENV.cxx, "-Werror", "-Xpreprocessor", "-fopenmp", "test.cpp",
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"-L#{lib}", "-lomp", "-o", "test"
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system "./test"
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end
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end
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