54 lines
1.8 KiB
Ruby
54 lines
1.8 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-12.0.0/openmp-12.0.0.src.tar.xz"
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sha256 "eb1b7022a247332114985ed155a8fb632c28ce7c35a476e2c0caf865150f167d"
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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: "2d2befd8f1ab88eac44e71bf05b4b03172e4b3352cc21d994898874905efadbe"
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sha256 cellar: :any, big_sur: "fe1e5c0fa8ff667deb348e64e695ac355a43da34c020fa983e081ea67cb5f56c"
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sha256 cellar: :any, catalina: "33818af9e5fa26153645f63dab95d060fea69757570910d2f86d56eff29a5cf6"
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sha256 cellar: :any, mojave: "e6ccdea1356c28931543f73ebcc3fa5693056f40a5b04150fd54908fac17109e"
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end
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depends_on "cmake" => :build
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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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