LLVM plugin CMake

CMakeLists.txt

# LLVM requires C++11.
set(CMAKE_CXX_STANDARD 11)

# Find LLVM (this looks for LLVMConfig.cmake somewhere in the PATH or LLVM_DIR).
find_package(LLVM REQUIRED CONFIG)

# Enable us to use the LLVM CMake modules.
set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} "${LLVM_CMAKE_DIR}")

# Enable us to use add_llvm_library.
include(AddLLVM)

# Bring in the LLVM include directories.
include_directories(${LLVM_INCLUDE_DIRS})

# Bring in any definitions LLVM requires.
add_definitions(${LLVM_DEFINITIONS})

# Add a module library that we can plugin to opt.
add_llvm_library(my_plugin MODULE plugin.cpp PLUGIN_TOOL opt)