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Cmake: add option for coverage flags: WITH_COVERAGE

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This commit is contained in:
proller 2019-06-27 20:37:24 +03:00
parent ea37aeb1b4
commit 5fdc88075e
1 changed files with 15 additions and 15 deletions
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30
CMakeLists.txt
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@ -16,6 +16,8 @@ set(CMAKE_LINK_DEPENDS_NO_SHARED 1) # Do not relink all depended targets on .so
set(CMAKE_CONFIGURATION_TYPES "RelWithDebInfo;Debug;Release;MinSizeRel" CACHE STRING "" FORCE)
set(CMAKE_DEBUG_POSTFIX "d" CACHE STRING "Generate debug library name with a postfix.") # To be consistent with CMakeLists from contrib libs.
include (cmake/arch.cmake)
option(ENABLE_IPO "Enable inter-procedural optimization (aka LTO)" OFF) # need cmake 3.9+
if(ENABLE_IPO)
cmake_policy(SET CMP0069 NEW)
@ -31,12 +33,12 @@ else()
message(STATUS "IPO/LTO not enabled.")
endif()
if (CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
if (COMPILER_GCC)
# Require at least gcc 7
if (CMAKE_CXX_COMPILER_VERSION VERSION_LESS 7 AND NOT CMAKE_VERSION VERSION_LESS 2.8.9)
message (FATAL_ERROR "GCC version must be at least 7. For example, if GCC 7 is available under gcc-7, g++-7 names, do the following: export CC=gcc-7 CXX=g++-7; rm -rf CMakeCache.txt CMakeFiles; and re run cmake or ./release.")
endif ()
elseif (CMAKE_CXX_COMPILER_ID STREQUAL "Clang")
elseif (COMPILER_CLANG)
# Require at least clang 5
if (CMAKE_CXX_COMPILER_VERSION VERSION_LESS 5)
message (FATAL_ERROR "Clang version must be at least 5.")
@ -81,7 +83,6 @@ endif ()
include (cmake/sanitize.cmake)
include (cmake/arch.cmake)
if (CMAKE_GENERATOR STREQUAL "Ninja")
# Turn on colored output. https://github.com/ninja-build/ninja/wiki/FAQ
@ -102,13 +103,12 @@ if (COMPILER_GCC AND CMAKE_CXX_COMPILER_VERSION VERSION_GREATER "8.3.0")
set (CXX_WARNING_FLAGS "${CXX_WARNING_FLAGS} -Wno-array-bounds")
endif ()
if (CMAKE_CXX_COMPILER_ID STREQUAL "Clang")
if (COMPILER_CLANG)
# clang: warning: argument unused during compilation: '-stdlib=libc++'
# clang: warning: argument unused during compilation: '-specs=/usr/share/dpkg/no-pie-compile.specs' [-Wunused-command-line-argument]
set (COMMON_WARNING_FLAGS "${COMMON_WARNING_FLAGS} -Wno-unused-command-line-argument")
endif ()
option (TEST_COVERAGE "Enables flags for test coverage" OFF)
option (ENABLE_TESTS "Enables tests" ON)
if (CMAKE_SYSTEM_PROCESSOR MATCHES "amd64|x86_64")
@ -128,7 +128,7 @@ string(REGEX MATCH "-?[0-9]+(.[0-9]+)?$" COMPILER_POSTFIX ${CMAKE_CXX_COMPILER})
find_program (LLD_PATH NAMES "lld${COMPILER_POSTFIX}" "lld")
find_program (GOLD_PATH NAMES "gold")
if (CMAKE_CXX_COMPILER_ID STREQUAL "Clang" AND LLD_PATH AND NOT LINKER_NAME)
if (COMPILER_CLANG AND LLD_PATH AND NOT LINKER_NAME)
set (LINKER_NAME "lld")
elseif (GOLD_PATH)
set (LINKER_NAME "gold")
@ -162,7 +162,7 @@ if (ARCH_NATIVE)
endif ()
# Special options for better optimized code with clang
#if (CMAKE_CXX_COMPILER_ID STREQUAL "Clang")
#if (COMPILER_CLANG)
# set (CMAKE_CXX_FLAGS_RELWITHDEBINFO "${CMAKE_CXX_FLAGS_RELWITHDEBINFO} -Wno-unused-command-line-argument -mllvm -inline-threshold=10000")
#endif ()
@ -177,6 +177,14 @@ else ()
set (CXX_FLAGS_INTERNAL_COMPILER "-std=c++1z")
endif ()
option(WITH_COVERAGE "Build with coverage." 0)
if(WITH_COVERAGE AND COMPILER_CLANG)
set(COMPILER_FLAGS "${COMPILER_FLAGS} -fprofile-instr-generate -fcoverage-mapping")
endif()
if(WITH_COVERAGE AND COMPILER_GCC)
set(COMPILER_FLAGS "${COMPILER_FLAGS} -fprofile-arcs -ftest-coverage")
endif()
set (CMAKE_BUILD_COLOR_MAKEFILE ON)
set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${COMPILER_FLAGS} ${PLATFORM_EXTRA_CXX_FLAG} -fno-omit-frame-pointer ${COMMON_WARNING_FLAGS} ${CXX_WARNING_FLAGS}")
#set (CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} ${CMAKE_CXX_FLAGS_ADD}")
@ -188,10 +196,8 @@ set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${COMPILER_FLAGS} -fn
set (CMAKE_C_FLAGS_RELWITHDEBINFO "${CMAKE_C_FLAGS_RELWITHDEBINFO} -O3 ${CMAKE_C_FLAGS_ADD}")
set (CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} -O0 -g3 -ggdb3 -fno-inline ${CMAKE_C_FLAGS_ADD}")
include (cmake/use_libcxx.cmake)
# Set standard, system and compiler libraries explicitly.
# This is intended for more control of what we are linking.
@ -251,7 +257,6 @@ if (DEFAULT_LIBS)
set(CMAKE_CXX_STANDARD_LIBRARIES ${DEFAULT_LIBS})
endif ()
if (NOT MAKE_STATIC_LIBRARIES)
set(CMAKE_POSITION_INDEPENDENT_CODE ON)
endif ()
@ -268,11 +273,6 @@ if (USE_INCLUDE_WHAT_YOU_USE)
endif()
endif ()
# Flags for test coverage
if (TEST_COVERAGE)
set (CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} -fprofile-arcs -ftest-coverage -DIS_DEBUG")
endif (TEST_COVERAGE)
if (ENABLE_TESTS)
message (STATUS "Tests are enabled")
endif ()