Update clang/llvm to 5.0.2 and add macOS prebuild binary support. (#1652)

cmake/external_llvm.cmake

@@ -66,7 +66,7 @@ ExternalProject_Add(
     ext_llvm
     DEPENDS ext_clang ext_openmp
     GIT_REPOSITORY https://github.com/llvm-mirror/llvm.git
-    GIT_TAG 5ae73c34f7eca6c43e71038b06704a8f7abc7f26
+    GIT_TAG da4a2839d80ac52958be0129b871beedfe90136e
     CMAKE_ARGS -DCMAKE_C_COMPILER=${CMAKE_C_COMPILER}
                 -DCMAKE_ASM_COMPILER=${LLVM_CMAKE_ASM_COMPILER}
                 -DCMAKE_CXX_COMPILER=${CMAKE_CXX_COMPILER}

cmake/external_llvm_prebuilt.cmake

@@ -20,11 +20,19 @@ find_package(ZLIB REQUIRED)
 
 # Override default LLVM binaries
 if(NOT DEFINED LLVM_TARBALL_URL)
-    set(LLVM_TARBALL_URL http://releases.llvm.org/5.0.1/clang+llvm-5.0.1-x86_64-linux-gnu-ubuntu-16.04.tar.xz)
+    if(APPLE)
+        set(LLVM_TARBALL_URL https://releases.llvm.org/5.0.2/clang+llvm-5.0.2-x86_64-apple-darwin.tar.xz)
+    else()
+        set(LLVM_TARBALL_URL https://releases.llvm.org/5.0.2/clang+llvm-5.0.2-x86_64-linux-gnu-ubuntu-16.04.tar.xz)
+    endif()
 endif()
 
 if(NOT DEFINED LLVM_SHA1_HASH)
-    set(LLVM_SHA1_HASH 2fddf9a90b182fa594786be6923e58f5ead71e9c)
+    if(APPLE)
+        set(LLVM_SHA1_HASH 8c8ce5cb5e057aa6806275c3f28cd09b09f48b9b)
+    else()
+        set(LLVM_SHA1_HASH d16c7bfaa67b82042bedd5891809a608733cfc0e)
+    endif()
 endif()
 
 # The 'BUILD_BYPRODUCTS' argument was introduced in CMake 3.2.
@@ -131,11 +139,14 @@ set(LLVM_LINK_LIBS
     ${SOURCE_DIR}/lib/libLLVMBinaryFormat.a
     ${SOURCE_DIR}/lib/libLLVMSupport.a
     ${SOURCE_DIR}/lib/libLLVMDemangle.a
-    tinfo
-    z
-    m
 )
 
+if(APPLE)
+    set(LLVM_LINK_LIBS ${LLVM_LINK_LIBS} curses z m)
+else()
+    set(LLVM_LINK_LIBS ${LLVM_LINK_LIBS} tinfo z m)
+endif()
+
 add_library(libllvm INTERFACE)
 add_dependencies(libllvm ext_llvm)
 target_include_directories(libllvm SYSTEM INTERFACE ${SOURCE_DIR}/include)

src/ngraph/codegen/CMakeLists.txt

@@ -30,7 +30,7 @@ get_target_property(EIGEN_INCLUDE_DIR libeigen INTERFACE_INCLUDE_DIRECTORIES)
 get_target_property(LLVM_LIB_DIR libllvm INTERFACE_INCLUDE_DIRECTORIES)
 
 # find_file(HEADER_1 cmath HINTS /usr/include/c++/7)
-get_filename_component(LLVM_LIB_DIR ${LLVM_LIB_DIR}/../lib/clang/5.0.1/include ABSOLUTE)
+get_filename_component(LLVM_LIB_DIR ${LLVM_LIB_DIR}/../lib/clang/5.0.2/include ABSOLUTE)
 
 set(HEADER_SEARCH_DEFINES
     "EIGEN_HEADERS_PATH=\"${EIGEN_INCLUDE_DIR}\""

src/resource/CMakeLists.txt

@@ -24,7 +24,7 @@ set (SRC
 get_target_property(MKLDNN_INCLUDE_DIR libmkldnn INTERFACE_INCLUDE_DIRECTORIES)
 get_target_property(EIGEN_INCLUDE_DIR libeigen INTERFACE_INCLUDE_DIRECTORIES)
 get_target_property(LLVM_INCLUDE_DIR libllvm INTERFACE_INCLUDE_DIRECTORIES)
-set(CLANG_INCLUDE_DIR ${LLVM_INCLUDE_DIR}/../lib/clang/5.0.1/include)
+set(CLANG_INCLUDE_DIR ${LLVM_INCLUDE_DIR}/../lib/clang/5.0.2/include)
 get_filename_component(CLANG_INCLUDE_DIR ${CLANG_INCLUDE_DIR} ABSOLUTE)
 
 set(HEADER_SEARCH_DEFINES