antlr4-cpp-runtime 4.7

Closes #13738.

Signed-off-by: FX Coudert <fxcoudert@gmail.com>

Formula/antlr4-cpp-runtime.rb

@@ -0,0 +1,29 @@
+class Antlr4CppRuntime < Formula
+  desc "ANother Tool for Language Recognition C++ Runtime Library"
+  homepage "http://www.antlr.org"
+  url "http://www.antlr.org/download/antlr4-cpp-runtime-4.7-source.zip"
+  sha256 "3aa4bac23c60df14a687839b5e6aa7e94054112d3d3c5c8b1cffe270a4aeeaf7"
+
+  depends_on "cmake" => :build
+
+  def install
+    system "cmake", ".", *std_cmake_args
+    system "make", "install"
+  end
+
+  test do
+    (testpath/"test.cc").write <<-EOS.undent
+        #include <antlr4-runtime.h>
+        int main(int argc, const char* argv[]) {
+            try {
+                throw antlr4::ParseCancellationException() ;
+            } catch (antlr4::ParseCancellationException &exception) {
+                /* ignore */
+            }
+            return 0 ;
+        }
+    EOS
+    system ENV.cxx, "-std=c++11", "-I#{include}/antlr4-runtime", "test.cc", "-L#{lib}", "-lantlr4-runtime", "-o", "test"
+    system "./test"
+  end
+end