Added a set of formulae for LLVM and family.

packages/clang.rb

+require 'package'
+
+class Clang < Package
+  description 'C language family frontend for LLVM.'
+  homepage 'https://clang.llvm.org/'
+  version '5.0.1'
+  source_url 'https://releases.llvm.org/5.0.1/cfe-5.0.1.src.tar.xz'
+  source_sha256 '135f6c9b0cd2da1aff2250e065946258eb699777888df39ca5a5b4fe5e23d0ff'
+
+  depends_on 'cmake' => :build
+  depends_on 'llvm'
+  depends_on 'clang_libcpp'
+  depends_on 'clang_openmp'
+  depends_on 'llvm_compiler_rt'
+  depends_on 'llvm_polly'
+  depends_on 'llvm_unwind'
+  depends_on 'lld'
+
+  def self.build
+    Dir.mkdir 'mybuilddir'
+    Dir.chdir "mybuilddir" do
+      system "cmake -DBUILD_SHARED_LIBS=ON -DCMAKE_BUILD_TYPE=Release .."
+      system "cmake --build . --  -j#{CREW_NPROC}"
+    end
+  end
+
+  def self.install
+    Dir.chdir "mybuilddir" do
+      system "cmake -DCMAKE_INSTALL_PREFIX=#{CREW_DEST_PREFIX} -P cmake_install.cmake"
+      FileUtils.cd("#{CREW_DEST_PREFIX}/bin") do
+        system "echo '#!/bin/bash' > clangppw"
+        system "echo 'GCCVERSION=`gcc --version | grep ^gcc | sed '\\''s/^.* //g'\\''`' >> clangppw"
+        system "echo 'TARGET=`gcc -dumpmachine`' >> clangppw"
+        system "echo '#{CREW_PREFIX}/bin/clang++ -I#{CREW_PREFIX}/include/c++/v1 -B#{CREW_PREFIX}/lib/gcc/${TARGET}/${GCCVERSION} -lc++ $@' >> clangppw"
+        system "chmod 755 clangppw"
+        system "echo '#!/bin/bash' > clangw"
+        system "echo 'GCCVERSION=`gcc --version | grep ^gcc | sed '\\''s/^.* //g'\\''`' >> clangw"
+        system "echo 'TARGET=`gcc -dumpmachine`' >> clangw"
+        system "echo '#{CREW_PREFIX}/bin/clang -B#{CREW_PREFIX}/lib/gcc/${TARGET}/${GCCVERSION} $@' >> clangw"
+        system "chmod 755 clangw"
+      end
+    end
+  end
+end
+

packages/clang_libcpp.rb

+require 'package'
+
+class Clang_libcpp < Package
+  description 'Standard library for Clang5.'
+  homepage 'https://libcxx.llvm.org/'
+  version '5.0.1'
+  source_url 'https://releases.llvm.org/5.0.1/libcxx-5.0.1.src.tar.xz'
+  source_sha256 'fa8f99dd2bde109daa3276d529851a3bce5718d46ce1c5d0806f46caa3e57c00'
+
+  depends_on 'cmake' => :build
+  depends_on 'llvm'
+
+  def self.build
+    Dir.mkdir 'mybuilddir'
+    Dir.chdir "mybuilddir" do
+      system "cmake -DBUILD_SHARED_LIBS=ON -DCMAKE_BUILD_TYPE=Release .."
+      system "cmake --build . --  -j#{CREW_NPROC}"
+    end
+  end
+
+  def self.install
+    Dir.chdir "mybuilddir" do
+      system "cmake -DCMAKE_INSTALL_PREFIX=#{CREW_DEST_PREFIX} -P cmake_install.cmake"
+    end
+  end
+end

packages/clang_openmp.rb

+require 'package'
+
+class Clang_openmp < Package
+  description 'The OpenMP subproject of LLVM contains the components required to build an executable OpenMP program that are outside the compiler itself.'
+  homepage 'https://openmp.llvm.org/'
+  version '5.0.1'
+  source_url 'https://releases.llvm.org/5.0.1/openmp-5.0.1.src.tar.xz'
+  source_sha256 'adb635cdd2f9f828351b1e13d892480c657fb12500e69c70e007bddf0fca2653'
+
+  depends_on 'cmake' => :build
+
+  def self.build
+    Dir.mkdir 'mybuilddir'
+    Dir.chdir "mybuilddir" do
+      system "cmake -DBUILD_SHARED_LIBS=ON -DCMAKE_BUILD_TYPE=Release .."
+      system "cmake --build . --  -j#{CREW_NPROC}"
+    end
+  end
+
+  def self.install
+    Dir.chdir "mybuilddir" do
+      system "cmake -DCMAKE_INSTALL_PREFIX=#{CREW_DEST_PREFIX} -P cmake_install.cmake"
+    end
+  end
+end

packages/lld.rb

+require 'package'
+
+class Lld < Package
+  description 'LLD is a linker from the LLVM project.'
+  homepage 'https://lld.llvm.org/'
+  version '5.0.1'
+  source_url 'https://releases.llvm.org/5.0.1/lld-5.0.1.src.tar.xz'
+  source_sha256 'd5b36c0005824f07ab093616bdff247f3da817cae2c51371e1d1473af717d895'
+
+  depends_on 'cmake' => :build
+
+  def self.build
+    Dir.mkdir 'mybuilddir'
+    Dir.chdir "mybuilddir" do
+      system "cmake -DBUILD_SHARED_LIBS=ON -DCMAKE_BUILD_TYPE=Release .."
+      system "cmake --build . --  -j#{CREW_NPROC}"
+    end
+  end
+
+  def self.install
+    Dir.chdir "mybuilddir" do
+      system "cmake -DCMAKE_INSTALL_PREFIX=#{CREW_DEST_PREFIX} -P cmake_install.cmake"
+    end
+  end
+end

packages/llvm.rb

@@ -2,38 +2,24 @@ require 'package'
 
 class Llvm < Package
   description 'The LLVM Project is a collection of modular and reusable compiler and toolchain technologies.'
-  homepage 'http://llvm.org/'
-  version '3.8.1-1'
-  source_url 'http://llvm.org/releases/3.8.1/llvm-3.8.1.src.tar.xz'
-  source_sha256 '6e82ce4adb54ff3afc18053d6981b6aed1406751b8742582ed50f04b5ab475f9'
+  homepage 'https://llvm.org/'
+  version '5.0.1'
+  source_url 'https://releases.llvm.org/5.0.1/llvm-5.0.1.src.tar.xz'
+  source_sha256 '5fa7489fc0225b11821cab0362f5813a05f2bcf2533e8a4ea9c9c860168807b0'
 
-  binary_url ({
-    aarch64: 'https://dl.bintray.com/chromebrew/chromebrew/llvm-3.8.1-1-chromeos-armv7l.tar.xz',
-     armv7l: 'https://dl.bintray.com/chromebrew/chromebrew/llvm-3.8.1-1-chromeos-armv7l.tar.xz',
-       i686: 'https://dl.bintray.com/chromebrew/chromebrew/llvm-3.8.1-1-chromeos-i686.tar.xz',
-     x86_64: 'https://dl.bintray.com/chromebrew/chromebrew/llvm-3.8.1-1-chromeos-x86_64.tar.xz',
-  })
-  binary_sha256 ({
-    aarch64: '94255baa409229bbd0ad5f23981ee807fc39cb0c5160451daa0c3bfb1ebb78ae',
-     armv7l: '94255baa409229bbd0ad5f23981ee807fc39cb0c5160451daa0c3bfb1ebb78ae',
-       i686: '1d906912c090feeb81bb1777b8ff1ec7dcdadea08adea68c8a9cf9dfdcd8f2bb',
-     x86_64: 'efd72e40446eb7fb266b39a2e20df8398846ed76c96197b65dd31cb0fe023438',
-  })
-
-  depends_on 'buildessential'
-  depends_on 'cmake'
+  depends_on 'cmake' => :build
 
   def self.build
-    system "mkdir mybuilddir"
+    Dir.mkdir 'mybuilddir'
     Dir.chdir "mybuilddir" do
- 	    system "cmake .. -DLLVM_BUILD_LLVM_DYLIB=true"
-    	system "cmake --build ."
+      system "cmake .. -DBUILD_SHARED_LIBS=true -DCMAKE_BUILD_TYPE=Release -DLLVM_OPTIMIZED_TABLEGEN=ON"
+      system "cmake --build . --  -j#{CREW_NPROC}"
     end
   end
 
   def self.install
     Dir.chdir "mybuilddir" do
-       system "cmake -DCMAKE_INSTALL_PREFIX=#{CREW_DEST_DIR}/usr/local -P cmake_install.cmake"
+      system "cmake -DCMAKE_INSTALL_PREFIX=#{CREW_DEST_PREFIX} -P cmake_install.cmake"
     end
   end
 end

packages/llvm_compiler_rt.rb

+require 'package'
+
+class Llvm_compiler_rt < Package
+  description 'Part of the LLVM project.'
+  homepage 'https://compiler-rt.llvm.org/'
+  version '5.0.1'
+  source_url 'https://releases.llvm.org/5.0.1/compiler-rt-5.0.1.src.tar.xz'
+  source_sha256 '4edd1417f457a9b3f0eb88082530490edf3cf6a7335cdce8ecbc5d3e16a895da'
+
+  depends_on 'cmake' => :build
+
+  def self.build
+    Dir.mkdir 'mybuilddir'
+    Dir.chdir "mybuilddir" do
+      system "cmake -DBUILD_SHARED_LIBS=ON -DCMAKE_BUILD_TYPE=Release .."
+      system "cmake --build . --  -j#{CREW_NPROC}"
+    end
+  end
+
+  def self.install
+    Dir.chdir "mybuilddir" do
+      system "cmake -DCMAKE_INSTALL_PREFIX=#{CREW_DEST_PREFIX} -P cmake_install.cmake"
+    end
+  end
+end

packages/llvm_polly.rb

+require 'package'
+
+class Llvm_polly < Package
+  description 'Polly is a high-level loop and data-locality optimizer and optimization infrastructure for LLVM.'
+  homepage 'https://polly.llvm.org/'
+  version '5.0.1'
+  source_url 'https://releases.llvm.org/5.0.1/polly-5.0.1.src.tar.xz'
+  source_sha256 '9dd52b17c07054aa8998fc6667d41ae921430ef63fa20ae130037136fdacf36e'
+
+  depends_on 'cmake' => :build
+  depends_on 'llvm'
+
+  def self.build
+    Dir.mkdir 'mybuilddir'
+    Dir.chdir "mybuilddir" do
+      system "cmake -DBUILD_SHARED_LIBS=ON -DCMAKE_BUILD_TYPE=Release .."
+      system "cmake --build . --  -j#{CREW_NPROC}"
+    end
+  end
+
+  def self.install
+    Dir.chdir "mybuilddir" do
+      system "cmake -DCMAKE_INSTALL_PREFIX=#{CREW_DEST_PREFIX} -P cmake_install.cmake"
+    end
+  end
+end

packages/llvm_unwind.rb

+require 'package'
+
+class Llvm_unwind < Package
+  description 'Part of the LLVM project.'
+  homepage 'https://github.com/llvm-mirror/libunwind'
+  version '5.0.1'
+  source_url 'https://releases.llvm.org/5.0.1/libunwind-5.0.1.src.tar.xz'
+  source_sha256 '6bbfbf6679435b858bd74bdf080386d084a76dfbf233fb6e47b2c28e0872d0fe'
+
+  depends_on 'cmake' => :build
+  depends_on 'llvm'
+
+  def self.build
+    Dir.mkdir 'mybuilddir'
+    Dir.chdir "mybuilddir" do
+      system "cmake -DBUILD_SHARED_LIBS=ON -DCMAKE_BUILD_TYPE=Release .."
+      system "cmake --build . --  -j#{CREW_NPROC}"
+    end
+  end
+
+  def self.install
+    Dir.chdir "mybuilddir" do
+      system "cmake -DCMAKE_INSTALL_PREFIX=#{CREW_DEST_PREFIX} -P cmake_install.cmake"
+    end
+  end
+end