lfortran 0.14.0 (new formula)

Closes #2.

Signed-off-by: Sebastian Ehlert <[email protected]>

Author: awvwgk

Formula/lfortran.rb

@@ -0,0 +1,34 @@
+class Lfortran < Formula
+  desc "Modern interactive LLVM-based Fortran compiler"
+  homepage "https://lfortran.org"
+  url "https://lfortran.github.io/tarballs/release/lfortran-0.14.0.tar.gz"
+  sha256 "fc3c1d592c56ae2636065ec0228db747f154f65a0867f6311bc8091efd5c13a7"
+  license "BSD-3-Clause"
+
+  depends_on "cmake" => :build
+  depends_on "ninja" => :build
+  depends_on "llvm@11"
+  depends_on "zlib"
+
+  def install
+    cmake_args = std_cmake_args
+    cmake_args << "-DCMAKE_CXX_FLAGS_RELEASE=-O3 -funroll-loops -DNDEBUG"
+    cmake_args << "-DWITH_LLVM=ON"
+    system "cmake", *cmake_args, "-G", "Ninja", "-B", "build"
+    system "cmake", "--build", "build"
+    system "ctest", "--test-dir", "build", "--output-on-failure"
+    system "cmake", "--install", "build"
+  end
+
+  test do
+    system "#{bin}/lfortran", "--version"
+    (testpath/"hello.f90").write <<~EOS
+      program hello
+        print *, "Hello, World!"
+      end
+    EOS
+    system "#{bin}/lfortran", testpath/"hello.f90", "-o", testpath/"hello"
+    assert_predicate testpath/"hello", :exist?
+    system testpath/"hello"
+  end
+end