Sandbox::https://github.com/fastfloat/float_serialization

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cmake_minimum_required(VERSION 3.28)

project(SimpleFastFloatBenchmark VERSION 0.1.0 LANGUAGES CXX C)

set(CMAKE_CXX_STANDARD 20)

set(CMAKE_CXX_STANDARD_REQUIRED ON)

set(CMAKE_C_STANDARD 99)

set(CMAKE_C_STANDARD_REQUIRED ON)

if(CMAKE_VERSION VERSION_GREATER_EQUAL "3.30")

cmake_policy(SET CMP0169 OLD) # Prevent warning when using FetchContent_Populate

endif()

include(CheckCXXCompilerFlag)

set(SIMPLE_FAST_FLOAT_BENCHMARK_MARCH "" CACHE STRING

"Set -march value for benchmarks (e.g. native, x86-64-v4, etc)")

if(NOT SIMPLE_FAST_FLOAT_BENCHMARK_MARCH)

set(_SFF_MARCH_FLAG "-march=native")

else()

set(_SFF_MARCH_FLAG "-march=${SIMPLE_FAST_FLOAT_BENCHMARK_MARCH}")

endif()

CHECK_CXX_COMPILER_FLAG(${_SFF_MARCH_FLAG} _SFF_MARCH_SUPPORTED)

if(_SFF_MARCH_SUPPORTED)

add_compile_options(${_SFF_MARCH_FLAG})

message(STATUS "Compiling with ${_SFF_MARCH_FLAG}")

else()

message(STATUS "${_SFF_MARCH_FLAG} not supported, proceeding without -march flag.")

endif()

if (NOT CMAKE_BUILD_TYPE AND NOT SANITIZE)

message(STATUS "No build type selected, default to Release")

set(CMAKE_BUILD_TYPE Release CACHE STRING "Choose the type of build." FORCE)

endif()

if(SANITIZE)

add_compile_options(-fsanitize=address -fno-omit-frame-pointer -fno-sanitize-recover=all)

add_compile_definitions(ASAN_OPTIONS=detect_leaks=1)

link_libraries(-fsanitize=address -fno-omit-frame-pointer -fno-sanitize-recover=all)

endif()

include(cmake/CPM.cmake)

add_subdirectory(dependencies)

add_subdirectory(benchmarks)