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cmake_minimum_required(VERSION 3.1)
option(STREAM_EXECUTOR_UNIT_TESTS "enable unit tests" ON)
# First find includes relative to the streamexecutor top-level source path.
include_directories(BEFORE ${CMAKE_CURRENT_SOURCE_DIR}/include)
# If we are not building as part of LLVM, build StreamExecutor as a standalone
# project using LLVM as an external library:
string(
COMPARE
EQUAL
"${CMAKE_SOURCE_DIR}"
"${CMAKE_CURRENT_SOURCE_DIR}"
STREAM_EXECUTOR_STANDALONE)
if(STREAM_EXECUTOR_STANDALONE)
project(StreamExecutor)
find_package(LLVM REQUIRED CONFIG)
message(STATUS "Found LLVM ${LLVM_PACKAGE_VERSION}")
message(STATUS "Using LLVMConfig.cmake in: ${LLVM_DIR}")
include_directories(${LLVM_INCLUDE_DIRS})
add_definitions(${LLVM_DEFINITIONS})
# Get the LLVM cxxflags by using llvm-config.
#
# This is necessary to get -fno-rtti if LLVM is compiled that way.
execute_process(
COMMAND
"${LLVM_BINARY_DIR}/bin/llvm-config"
--cxxflags
OUTPUT_VARIABLE
LLVM_CXXFLAGS
OUTPUT_STRIP_TRAILING_WHITESPACE)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${LLVM_CXXFLAGS}")
# Find the libraries that correspond to the LLVM components
# that we wish to use
llvm_map_components_to_libnames(llvm_libs support symbolize)
if(STREAM_EXECUTOR_UNIT_TESTS)
enable_testing()
find_package(GTest REQUIRED)
include_directories(${GTEST_INCLUDE_DIRS})
find_package(Threads REQUIRED)
endif()
else(NOT STREAM_EXECUTOR_STANDALONE)
if(STREAM_EXECUTOR_UNIT_TESTS)
include_directories(
"${LLVM_MAIN_SRC_DIR}/utils/unittest/googletest/include")
endif()
endif(STREAM_EXECUTOR_STANDALONE)
# Insist on C++ 11 features.
set(CMAKE_CXX_STANDARD 11)
set(CMAKE_CXX_STANDARD_REQUIRED ON)
# Add warning flags.
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall -Wextra -Wno-unused-parameter")
add_subdirectory(lib)
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