homebrew-core/Formula/libomp.rb

68 lines
2.6 KiB
Ruby

class Libomp < Formula
desc "LLVM's OpenMP runtime library"
homepage "https://openmp.llvm.org/"
url "https://github.com/llvm/llvm-project/releases/download/llvmorg-14.0.6/openmp-14.0.6.src.tar.xz"
sha256 "4f731ff202add030d9d68d4c6daabd91d3aeed9812e6a5b4968815cfdff0eb1f"
license "MIT"
livecheck do
url "https://llvm.org/"
regex(/LLVM (\d+\.\d+\.\d+)/i)
end
bottle do
sha256 cellar: :any, arm64_monterey: "b36b1393289e7d98fc03425b6c23a63c4f5e9290ecf0922d45e6fde2973ba8fb"
sha256 cellar: :any, arm64_big_sur: "f00a5f352167b2fd68ad25b1959ef66a346023c6dbeb50892b386381d7ebe183"
sha256 cellar: :any, monterey: "a423e0bc90a9d0f0feff08eb197768287ba4722b88d4624c2d8306e443ff6fdb"
sha256 cellar: :any, big_sur: "46e5838f0061cfe1901c485987fc5649464cfa3b2150f2ac54dd5e61eb3342a4"
sha256 cellar: :any, catalina: "63cdbb3a70c4b85a6a92a55c8ab2384ded244d37568cd769409dee00a14b581d"
sha256 cellar: :any_skip_relocation, x86_64_linux: "470c1338f8c1bc8ef1a41e86bb9beddcff9c353947a2073b2c2b4f584db9bd20"
end
depends_on "cmake" => :build
uses_from_macos "llvm" => :build
on_linux do
keg_only "provided by LLVM, which is not keg-only on Linux"
end
def install
# Disable LIBOMP_INSTALL_ALIASES, otherwise the library is installed as
# libgomp alias which can conflict with GCC's libgomp.
args = ["-DLIBOMP_INSTALL_ALIASES=OFF"]
args << "-DOPENMP_ENABLE_LIBOMPTARGET=OFF" if OS.linux?
system "cmake", "-S", "openmp-#{version}.src", "-B", "build/shared", *std_cmake_args, *args
system "cmake", "--build", "build/shared"
system "cmake", "--install", "build/shared"
system "cmake", "-S", "openmp-#{version}.src", "-B", "build/static",
"-DLIBOMP_ENABLE_SHARED=OFF",
*std_cmake_args, *args
system "cmake", "--build", "build/static"
system "cmake", "--install", "build/static"
end
test do
(testpath/"test.cpp").write <<~EOS
#include <omp.h>
#include <array>
int main (int argc, char** argv) {
std::array<size_t,2> arr = {0,0};
#pragma omp parallel num_threads(2)
{
size_t tid = omp_get_thread_num();
arr.at(tid) = tid + 1;
}
if(arr.at(0) == 1 && arr.at(1) == 2)
return 0;
else
return 1;
}
EOS
system ENV.cxx, "-Werror", "-Xpreprocessor", "-fopenmp", "test.cpp", "-std=c++11",
"-L#{lib}", "-lomp", "-o", "test"
system "./test"
end
end