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6d3115924c
json/cmake/ci.cmake
Niels Lohmann 6d3115924c
Add C++17 copies of the test binaries (#3101) 
* ⚗️ add C++17 copies of the test binaries
* ⚗️ use proper header for filesystem
* 🚨 fix warnings
* ⚗️ do not use too old compilers with C++17
* ✅ add test
* 🔨 add more constraints #3097
* ⚗️ use fix from https://github.com/nlohmann/json/pull/3101#issuecomment-998788786
* ⚗️ use fix from https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90050
* 👷 use published CI image
2021-12-29 09:47:05 +01:00

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# number of parallel jobs for CTest
set(N 10)
###############################################################################
# Needed tools.
###############################################################################
include(FindPython3)
find_package(Python3 COMPONENTS Interpreter)
find_program(ASTYLE_TOOL NAMES astyle)
execute_process(COMMAND ${ASTYLE_TOOL} --version OUTPUT_VARIABLE ASTYLE_TOOL_VERSION ERROR_VARIABLE ASTYLE_TOOL_VERSION)
string(REGEX MATCH "[0-9]+(\\.[0-9]+)+" ASTYLE_TOOL_VERSION "${ASTYLE_TOOL_VERSION}")
message(STATUS "🔖 Artistic Style ${ASTYLE_TOOL_VERSION} (${ASTYLE_TOOL})")
find_program(CLANG_TOOL NAMES clang++-HEAD clang++-14 clang++-13 clang++-12 clang++-11 clang++)
execute_process(COMMAND ${CLANG_TOOL} --version OUTPUT_VARIABLE CLANG_TOOL_VERSION ERROR_VARIABLE CLANG_TOOL_VERSION)
string(REGEX MATCH "[0-9]+(\\.[0-9]+)+" CLANG_TOOL_VERSION "${CLANG_TOOL_VERSION}")
message(STATUS "🔖 Clang ${CLANG_TOOL_VERSION} (${CLANG_TOOL})")
find_program(CLANG_TIDY_TOOL NAMES clang-tidy-14 clang-tidy-13 clang-tidy-12 clang-tidy-11 clang-tidy)
execute_process(COMMAND ${CLANG_TIDY_TOOL} --version OUTPUT_VARIABLE CLANG_TIDY_TOOL_VERSION ERROR_VARIABLE CLANG_TIDY_TOOL_VERSION)
string(REGEX MATCH "[0-9]+(\\.[0-9]+)+" CLANG_TIDY_TOOL_VERSION "${CLANG_TIDY_TOOL_VERSION}")
message(STATUS "🔖 Clang-Tidy ${CLANG_TIDY_TOOL_VERSION} (${CLANG_TIDY_TOOL})")
message(STATUS "🔖 CMake ${CMAKE_VERSION} (${CMAKE_COMMAND})")
find_program(CPPCHECK_TOOL NAMES cppcheck)
execute_process(COMMAND ${CPPCHECK_TOOL} --version OUTPUT_VARIABLE CPPCHECK_TOOL_VERSION ERROR_VARIABLE CPPCHECK_TOOL_VERSION)
string(REGEX MATCH "[0-9]+(\\.[0-9]+)+" CPPCHECK_TOOL_VERSION "${CPPCHECK_TOOL_VERSION}")
message(STATUS "🔖 Cppcheck ${CPPCHECK_TOOL_VERSION} (${CPPCHECK_TOOL})")
find_program(GCC_TOOL NAMES g++-HEAD g++-11 g++-latest)
execute_process(COMMAND ${GCC_TOOL} --version OUTPUT_VARIABLE GCC_TOOL_VERSION ERROR_VARIABLE GCC_TOOL_VERSION)
string(REGEX MATCH "[0-9]+(\\.[0-9]+)+" GCC_TOOL_VERSION "${GCC_TOOL_VERSION}")
message(STATUS "🔖 GCC ${GCC_TOOL_VERSION} (${GCC_TOOL})")
find_program(GCOV_TOOL NAMES gcov-HEAD gcov-11 gcov-10 gcov)
execute_process(COMMAND ${GCOV_TOOL} --version OUTPUT_VARIABLE GCOV_TOOL_VERSION ERROR_VARIABLE GCOV_TOOL_VERSION)
string(REGEX MATCH "[0-9]+(\\.[0-9]+)+" GCOV_TOOL_VERSION "${GCOV_TOOL_VERSION}")
message(STATUS "🔖 GCOV ${GCOV_TOOL_VERSION} (${GCOV_TOOL})")
find_program(GIT_TOOL NAMES git)
execute_process(COMMAND ${GIT_TOOL} --version OUTPUT_VARIABLE GIT_TOOL_VERSION ERROR_VARIABLE GIT_TOOL_VERSION)
string(REGEX MATCH "[0-9]+(\\.[0-9]+)+" GIT_TOOL_VERSION "${GIT_TOOL_VERSION}")
message(STATUS "🔖 Git ${GIT_TOOL_VERSION} (${GIT_TOOL})")
find_program(IWYU_TOOL NAMES include-what-you-use iwyu)
execute_process(COMMAND ${IWYU_TOOL} --version OUTPUT_VARIABLE IWYU_TOOL_VERSION ERROR_VARIABLE IWYU_TOOL_VERSION)
string(REGEX MATCH "[0-9]+(\\.[0-9]+)+" IWYU_TOOL_VERSION "${IWYU_TOOL_VERSION}")
message(STATUS "🔖 include-what-you-use ${IWYU_TOOL_VERSION} (${IWYU_TOOL})")
find_program(INFER_TOOL NAMES infer)
execute_process(COMMAND ${INFER_TOOL} --version OUTPUT_VARIABLE INFER_TOOL_VERSION ERROR_VARIABLE INFER_TOOL_VERSION)
string(REGEX MATCH "[0-9]+(\\.[0-9]+)+" INFER_TOOL_VERSION "${INFER_TOOL_VERSION}")
message(STATUS "🔖 Infer ${INFER_TOOL_VERSION} (${INFER_TOOL})")
find_program(LCOV_TOOL NAMES lcov)
execute_process(COMMAND ${LCOV_TOOL} --version OUTPUT_VARIABLE LCOV_TOOL_VERSION ERROR_VARIABLE LCOV_TOOL_VERSION)
string(REGEX MATCH "[0-9]+(\\.[0-9]+)+" LCOV_TOOL_VERSION "${LCOV_TOOL_VERSION}")
message(STATUS "🔖 LCOV ${LCOV_TOOL_VERSION} (${LCOV_TOOL})")
find_program(NINJA_TOOL NAMES ninja)
execute_process(COMMAND ${NINJA_TOOL} --version OUTPUT_VARIABLE NINJA_TOOL_VERSION ERROR_VARIABLE NINJA_TOOL_VERSION)
string(REGEX MATCH "[0-9]+(\\.[0-9]+)+" NINJA_TOOL_VERSION "${NINJA_TOOL_VERSION}")
message(STATUS "🔖 Ninja ${NINJA_TOOL_VERSION} (${NINJA_TOOL})")
find_program(OCLINT_TOOL NAMES oclint-json-compilation-database)
find_program(OCLINT_VERSION_TOOL NAMES oclint)
execute_process(COMMAND ${OCLINT_VERSION_TOOL} --version OUTPUT_VARIABLE OCLINT_TOOL_VERSION ERROR_VARIABLE OCLINT_TOOL_VERSION)
string(REGEX MATCH "[0-9]+(\\.[0-9]+)+" OCLINT_TOOL_VERSION "${OCLINT_TOOL_VERSION}")
message(STATUS "🔖 OCLint ${OCLINT_TOOL_VERSION} (${OCLINT_TOOL})")
find_program(VALGRIND_TOOL NAMES valgrind)
execute_process(COMMAND ${VALGRIND_TOOL} --version OUTPUT_VARIABLE VALGRIND_TOOL_VERSION ERROR_VARIABLE VALGRIND_TOOL_VERSION)
string(REGEX MATCH "[0-9]+(\\.[0-9]+)+" VALGRIND_TOOL_VERSION "${VALGRIND_TOOL_VERSION}")
message(STATUS "🔖 Valgrind ${VALGRIND_TOOL_VERSION} (${VALGRIND_TOOL})")
find_program(GENHTML_TOOL NAMES genhtml)
find_program(PLOG_CONVERTER_TOOL NAMES plog-converter)
find_program(PVS_STUDIO_ANALYZER_TOOL NAMES pvs-studio-analyzer)
find_program(SCAN_BUILD_TOOL NAMES scan-build-14 scan-build-13 scan-build-12 scan-build-11 scan-build)
# the individual source files
file(GLOB_RECURSE SRC_FILES ${PROJECT_SOURCE_DIR}/include/nlohmann/*.hpp)
###############################################################################
# Thorough check with recent compilers
###############################################################################
# Ignored Clang warnings:
# -Wno-c++98-compat The library targets C++11.
# -Wno-c++98-compat-pedantic The library targets C++11.
# -Wno-deprecated-declarations The library contains annotations for deprecated functions.
# -Wno-extra-semi-stmt The library uses std::assert which triggers this warning.
# -Wno-padded We do not care about padding warnings.
# -Wno-covered-switch-default All switches list all cases and a default case.
# -Wno-weak-vtables The library is header-only.
# -Wreserved-identifier See https://github.com/onqtam/doctest/issues/536.
set(CLANG_CXXFLAGS "-std=c++11 \
-Werror \
-Weverything \
-Wno-c++98-compat \
-Wno-c++98-compat-pedantic \
-Wno-deprecated-declarations \
-Wno-extra-semi-stmt \
-Wno-padded \
-Wno-covered-switch-default \
-Wno-weak-vtables \
-Wno-reserved-identifier \
")
# Ignored GCC warnings:
# -Wno-abi-tag We do not care about ABI tags.
# -Wno-aggregate-return The library uses aggregate returns.
# -Wno-long-long The library uses the long long type to interface with system functions.
# -Wno-namespaces The library uses namespaces.
# -Wno-padded We do not care about padding warnings.
# -Wno-system-headers We do not care about warnings in system headers.
# -Wno-templates The library uses templates.
set(GCC_CXXFLAGS "-std=c++11 \
-pedantic \
-Werror \
--all-warnings \
--extra-warnings \
-W \
-WNSObject-attribute \
-Wno-abi-tag \
-Waddress \
-Waddress-of-packed-member \
-Wno-aggregate-return \
-Waggressive-loop-optimizations \
-Waligned-new=all \
-Wall \
-Walloc-zero \
-Walloca \
-Wanalyzer-double-fclose \
-Wanalyzer-double-free \
-Wanalyzer-exposure-through-output-file \
-Wanalyzer-file-leak \
-Wanalyzer-free-of-non-heap \
-Wanalyzer-malloc-leak \
-Wanalyzer-mismatching-deallocation \
-Wanalyzer-null-argument \
-Wanalyzer-null-dereference \
-Wanalyzer-possible-null-argument \
-Wanalyzer-possible-null-dereference \
-Wanalyzer-shift-count-negative \
-Wanalyzer-shift-count-overflow \
-Wanalyzer-stale-setjmp-buffer \
-Wanalyzer-tainted-array-index \
-Wanalyzer-too-complex \
-Wanalyzer-unsafe-call-within-signal-handler \
-Wanalyzer-use-after-free \
-Wanalyzer-use-of-pointer-in-stale-stack-frame \
-Wanalyzer-write-to-const \
-Wanalyzer-write-to-string-literal \
-Warith-conversion \
-Warray-bounds \
-Warray-bounds=2 \
-Warray-parameter=2 \
-Wattribute-alias=2 \
-Wattribute-warning \
-Wattributes \
-Wbool-compare \
-Wbool-operation \
-Wbuiltin-declaration-mismatch \
-Wbuiltin-macro-redefined \
-Wc++0x-compat \
-Wc++11-compat \
-Wc++14-compat \
-Wc++17-compat \
-Wc++1z-compat \
-Wc++20-compat \
-Wc++2a-compat \
-Wcannot-profile \
-Wcast-align \
-Wcast-align=strict \
-Wcast-function-type \
-Wcast-qual \
-Wcatch-value=3 \
-Wchar-subscripts \
-Wclass-conversion \
-Wclass-memaccess \
-Wclobbered \
-Wcomma-subscript \
-Wcomment \
-Wcomments \
-Wconditionally-supported \
-Wconversion \
-Wconversion-null \
-Wcoverage-mismatch \
-Wcpp \
-Wctad-maybe-unsupported \
-Wctor-dtor-privacy \
-Wdangling-else \
-Wdate-time \
-Wdelete-incomplete \
-Wdelete-non-virtual-dtor \
-Wdeprecated \
-Wdeprecated-copy \
-Wdeprecated-copy-dtor \
-Wdeprecated-declarations \
-Wdeprecated-enum-enum-conversion \
-Wdeprecated-enum-float-conversion \
-Wdisabled-optimization \
-Wdiv-by-zero \
-Wdouble-promotion \
-Wduplicated-branches \
-Wduplicated-cond \
-Weffc++ \
-Wempty-body \
-Wendif-labels \
-Wenum-compare \
-Wenum-conversion \
-Wexpansion-to-defined \
-Wextra \
-Wextra-semi \
-Wfloat-conversion \
-Wfloat-equal \
-Wformat-contains-nul \
-Wformat-diag \
-Wformat-extra-args \
-Wformat-nonliteral \
-Wformat-overflow=2 \
-Wformat-security \
-Wformat-signedness \
-Wformat-truncation=2 \
-Wformat-y2k \
-Wformat-zero-length \
-Wformat=2 \
-Wframe-address \
-Wfree-nonheap-object \
-Whsa \
-Wif-not-aligned \
-Wignored-attributes \
-Wignored-qualifiers \
-Wimplicit-fallthrough=5 \
-Winaccessible-base \
-Winherited-variadic-ctor \
-Winit-list-lifetime \
-Winit-self \
-Winline \
-Wint-in-bool-context \
-Wint-to-pointer-cast \
-Winvalid-memory-model \
-Winvalid-offsetof \
-Winvalid-pch \
-Wliteral-suffix \
-Wlogical-not-parentheses \
-Wlogical-op \
-Wno-long-long \
-Wlto-type-mismatch \
-Wmain \
-Wmaybe-uninitialized \
-Wmemset-elt-size \
-Wmemset-transposed-args \
-Wmisleading-indentation \
-Wmismatched-dealloc \
-Wmismatched-new-delete \
-Wmismatched-tags \
-Wmissing-attributes \
-Wmissing-braces \
-Wmissing-declarations \
-Wmissing-field-initializers \
-Wmissing-include-dirs \
-Wmissing-profile \
-Wmultichar \
-Wmultiple-inheritance \
-Wmultistatement-macros \
-Wno-namespaces \
-Wnarrowing \
-Wnoexcept \
-Wnoexcept-type \
-Wnon-template-friend \
-Wnon-virtual-dtor \
-Wnonnull \
-Wnonnull-compare \
-Wnormalized=nfkc \
-Wnull-dereference \
-Wodr \
-Wold-style-cast \
-Wopenmp-simd \
-Woverflow \
-Woverlength-strings \
-Woverloaded-virtual \
-Wpacked \
-Wpacked-bitfield-compat \
-Wpacked-not-aligned \
-Wno-padded \
-Wparentheses \
-Wpedantic \
-Wpessimizing-move \
-Wplacement-new=2 \
-Wpmf-conversions \
-Wpointer-arith \
-Wpointer-compare \
-Wpragmas \
-Wprio-ctor-dtor \
-Wpsabi \
-Wrange-loop-construct \
-Wredundant-decls \
-Wredundant-move \
-Wredundant-tags \
-Wregister \
-Wreorder \
-Wrestrict \
-Wreturn-local-addr \
-Wreturn-type \
-Wscalar-storage-order \
-Wsequence-point \
-Wshadow=compatible-local \
-Wshadow=global \
-Wshadow=local \
-Wshift-count-negative \
-Wshift-count-overflow \
-Wshift-negative-value \
-Wshift-overflow=2 \
-Wsign-compare \
-Wsign-conversion \
-Wsign-promo \
-Wsized-deallocation \
-Wsizeof-array-argument \
-Wsizeof-array-div \
-Wsizeof-pointer-div \
-Wsizeof-pointer-memaccess \
-Wstack-protector \
-Wstrict-aliasing \
-Wstrict-aliasing=3 \
-Wstrict-null-sentinel \
-Wstrict-overflow \
-Wstrict-overflow=5 \
-Wstring-compare \
-Wstringop-overflow=4 \
-Wstringop-overread \
-Wstringop-truncation \
-Wsubobject-linkage \
-Wsuggest-attribute=cold \
-Wsuggest-attribute=const \
-Wsuggest-attribute=format \
-Wsuggest-attribute=malloc \
-Wsuggest-attribute=noreturn \
-Wsuggest-attribute=pure \
-Wsuggest-final-methods \
-Wsuggest-final-types \
-Wsuggest-override \
-Wswitch \
-Wswitch-bool \
-Wswitch-default \
-Wswitch-enum \
-Wswitch-outside-range \
-Wswitch-unreachable \
-Wsync-nand \
-Wsynth \
-Wno-system-headers \
-Wtautological-compare \
-Wno-templates \
-Wterminate \
-Wtrampolines \
-Wtrigraphs \
-Wtsan \
-Wtype-limits \
-Wundef \
-Wuninitialized \
-Wunknown-pragmas \
-Wunreachable-code \
-Wunsafe-loop-optimizations \
-Wunused \
-Wunused-but-set-parameter \
-Wunused-but-set-variable \
-Wunused-const-variable=2 \
-Wunused-function \
-Wunused-label \
-Wunused-local-typedefs \
-Wunused-macros \
-Wunused-parameter \
-Wunused-result \
-Wunused-value \
-Wunused-variable \
-Wuseless-cast \
-Wvarargs \
-Wvariadic-macros \
-Wvector-operation-performance \
-Wvexing-parse \
-Wvirtual-inheritance \
-Wvirtual-move-assign \
-Wvla \
-Wvla-parameter \
-Wvolatile \
-Wvolatile-register-var \
-Wwrite-strings \
-Wzero-as-null-pointer-constant \
-Wzero-length-bounds \
")
add_custom_target(ci_test_gcc
COMMAND CXX=${GCC_TOOL} CXXFLAGS=${GCC_CXXFLAGS} ${CMAKE_COMMAND}
-DCMAKE_BUILD_TYPE=Debug -GNinja
-DJSON_BuildTests=ON -DJSON_MultipleHeaders=ON
-S${PROJECT_SOURCE_DIR} -B${PROJECT_BINARY_DIR}/build_gcc
COMMAND ${CMAKE_COMMAND} --build ${PROJECT_BINARY_DIR}/build_gcc
COMMAND cd ${PROJECT_BINARY_DIR}/build_gcc && ${CMAKE_CTEST_COMMAND} --parallel ${N} --output-on-failure
COMMENT "Compile and test with GCC using maximal warning flags"
)
add_custom_target(ci_test_clang
COMMAND CXX=${CLANG_TOOL} CXXFLAGS=${CLANG_CXXFLAGS} ${CMAKE_COMMAND}
-DCMAKE_BUILD_TYPE=Debug -GNinja
-DJSON_BuildTests=ON -DJSON_MultipleHeaders=ON
-S${PROJECT_SOURCE_DIR} -B${PROJECT_BINARY_DIR}/build_clang
COMMAND ${CMAKE_COMMAND} --build ${PROJECT_BINARY_DIR}/build_clang
COMMAND cd ${PROJECT_BINARY_DIR}/build_clang && ${CMAKE_CTEST_COMMAND} --parallel ${N} --output-on-failure
COMMENT "Compile and test with Clang using maximal warning flags"
)
###############################################################################
# Different C++ Standards.
###############################################################################
foreach(CXX_STANDARD 11 14 17 20)
add_custom_target(ci_test_gcc_cxx${CXX_STANDARD}
COMMAND CXX=${GCC_TOOL} ${CMAKE_COMMAND}
-DCMAKE_BUILD_TYPE=Debug -GNinja
-DCMAKE_CXX_STANDARD=${CXX_STANDARD} -DCMAKE_CXX_STANDARD_REQUIRED=ON
-DJSON_BuildTests=ON -DJSON_FastTests=ON
-S${PROJECT_SOURCE_DIR} -B${PROJECT_BINARY_DIR}/build_gcc_cxx${CXX_STANDARD}
COMMAND ${CMAKE_COMMAND} --build ${PROJECT_BINARY_DIR}/build_gcc_cxx${CXX_STANDARD}
COMMAND cd ${PROJECT_BINARY_DIR}/build_gcc_cxx${CXX_STANDARD} && ${CMAKE_CTEST_COMMAND} --parallel ${N} --output-on-failure
COMMENT "Compile and test with GCC for C++${CXX_STANDARD}"
)
add_custom_target(ci_test_clang_cxx${CXX_STANDARD}
COMMAND CXX=${CLANG_TOOL} ${CMAKE_COMMAND}
-DCMAKE_BUILD_TYPE=Debug -GNinja
-DCMAKE_CXX_STANDARD=${CXX_STANDARD} -DCMAKE_CXX_STANDARD_REQUIRED=ON
-DJSON_BuildTests=ON
-S${PROJECT_SOURCE_DIR} -B${PROJECT_BINARY_DIR}/build_clang_cxx${CXX_STANDARD}
COMMAND ${CMAKE_COMMAND} --build ${PROJECT_BINARY_DIR}/build_clang_cxx${CXX_STANDARD}
COMMAND cd ${PROJECT_BINARY_DIR}/build_clang_cxx${CXX_STANDARD} && ${CMAKE_CTEST_COMMAND} --parallel ${N} --output-on-failure
COMMENT "Compile and test with Clang for C++${CXX_STANDARD}"
)
endforeach()
###############################################################################
# Disable exceptions.
###############################################################################
add_custom_target(ci_test_noexceptions
COMMAND CXX=${CLANG_TOOL} ${CMAKE_COMMAND}
-DCMAKE_BUILD_TYPE=Debug -GNinja
-DJSON_BuildTests=ON -DJSON_MultipleHeaders=ON -DCMAKE_CXX_FLAGS=-DJSON_NOEXCEPTION -DDOCTEST_TEST_FILTER=--no-throw
-S${PROJECT_SOURCE_DIR} -B${PROJECT_BINARY_DIR}/build_noexceptions
COMMAND ${CMAKE_COMMAND} --build ${PROJECT_BINARY_DIR}/build_noexceptions
COMMAND cd ${PROJECT_BINARY_DIR}/build_noexceptions && ${CMAKE_CTEST_COMMAND} --parallel ${N} --output-on-failure
COMMENT "Compile and test with exceptions switched off"
)
###############################################################################
# Disable implicit conversions.
###############################################################################
add_custom_target(ci_test_noimplicitconversions
COMMAND CXX=${CLANG_TOOL} ${CMAKE_COMMAND}
-DCMAKE_BUILD_TYPE=Debug -GNinja
-DJSON_BuildTests=ON -DJSON_MultipleHeaders=ON -DJSON_ImplicitConversions=OFF
-S${PROJECT_SOURCE_DIR} -B${PROJECT_BINARY_DIR}/build_noimplicitconversions
COMMAND ${CMAKE_COMMAND} --build ${PROJECT_BINARY_DIR}/build_noimplicitconversions
COMMAND cd ${PROJECT_BINARY_DIR}/build_noimplicitconversions && ${CMAKE_CTEST_COMMAND} --parallel ${N} --output-on-failure
COMMENT "Compile and test with implicit conversions switched off"
)
###############################################################################
# Enable improved diagnostics.
###############################################################################
add_custom_target(ci_test_diagnostics
COMMAND CXX=${CLANG_TOOL} ${CMAKE_COMMAND}
-DCMAKE_BUILD_TYPE=Debug -GNinja
-DJSON_BuildTests=ON -DJSON_MultipleHeaders=ON -DJSON_Diagnostics=ON
-S${PROJECT_SOURCE_DIR} -B${PROJECT_BINARY_DIR}/build_diagnostics
COMMAND ${CMAKE_COMMAND} --build ${PROJECT_BINARY_DIR}/build_diagnostics
COMMAND cd ${PROJECT_BINARY_DIR}/build_diagnostics && ${CMAKE_CTEST_COMMAND} --parallel ${N} --output-on-failure
COMMENT "Compile and test with improved diagnostics enabled"
)
###############################################################################
# Coverage.
###############################################################################
add_custom_target(ci_test_coverage
COMMAND CXX=g++ ${CMAKE_COMMAND}
-DCMAKE_BUILD_TYPE=Debug -GNinja -DCMAKE_CXX_FLAGS="--coverage;-fprofile-arcs;-ftest-coverage"
-DJSON_BuildTests=ON -DJSON_MultipleHeaders=ON
-S${PROJECT_SOURCE_DIR} -B${PROJECT_BINARY_DIR}/build_coverage
COMMAND ${CMAKE_COMMAND} --build ${PROJECT_BINARY_DIR}/build_coverage
COMMAND cd ${PROJECT_BINARY_DIR}/build_coverage && ${CMAKE_CTEST_COMMAND} --parallel ${N} --output-on-failure
COMMAND ${LCOV_TOOL} --directory . --capture --output-file json.info --rc lcov_branch_coverage=1
COMMAND ${LCOV_TOOL} -e json.info ${SRC_FILES} --output-file json.info.filtered --rc lcov_branch_coverage=1
COMMAND ${CMAKE_SOURCE_DIR}/test/thirdparty/imapdl/filterbr.py json.info.filtered > json.info.filtered.noexcept
COMMAND genhtml --title "JSON for Modern C++" --legend --demangle-cpp --output-directory html --show-details --branch-coverage json.info.filtered.noexcept
COMMENT "Compile and test with coverage"
)
###############################################################################
# Sanitizers.
###############################################################################
set(CLANG_CXX_FLAGS_SANITIZER "-g -O1 -fsanitize=address -fsanitize=undefined -fsanitize=integer -fsanitize=nullability -fno-omit-frame-pointer -fno-sanitize-recover=all -fno-sanitize=unsigned-integer-overflow -fno-sanitize=unsigned-shift-base")
add_custom_target(ci_test_clang_sanitizer
COMMAND CXX=${CLANG_TOOL} CXXFLAGS=${CLANG_CXX_FLAGS_SANITIZER} ${CMAKE_COMMAND}
-DCMAKE_BUILD_TYPE=Debug -GNinja
-DJSON_BuildTests=ON
-S${PROJECT_SOURCE_DIR} -B${PROJECT_BINARY_DIR}/build_clang_sanitizer
COMMAND ${CMAKE_COMMAND} --build ${PROJECT_BINARY_DIR}/build_clang_sanitizer
COMMAND cd ${PROJECT_BINARY_DIR}/build_clang_sanitizer && ${CMAKE_CTEST_COMMAND} --parallel ${N} --output-on-failure
COMMENT "Compile and test with sanitizers"
)
###############################################################################
# Check if header is amalgamated and sources are properly indented.
###############################################################################
set(ASTYLE_FLAGS --style=allman --indent=spaces=4 --indent-modifiers --indent-switches --indent-preproc-block --indent-preproc-define --indent-col1-comments --pad-oper --pad-header --align-pointer=type --align-reference=type --add-brackets --convert-tabs --close-templates --lineend=linux --preserve-date --formatted)
file(GLOB_RECURSE INDENT_FILES
${PROJECT_SOURCE_DIR}/include/nlohmann/*.hpp
${PROJECT_SOURCE_DIR}/test/src/*.cpp
${PROJECT_SOURCE_DIR}/test/src/*.hpp
${PROJECT_SOURCE_DIR}/benchmarks/src/benchmarks.cpp
${PROJECT_SOURCE_DIR}/doc/examples/*.cpp
)
add_custom_target(ci_test_amalgamation
COMMAND rm -fr ${PROJECT_SOURCE_DIR}/single_include/nlohmann/json.hpp~
COMMAND cp ${PROJECT_SOURCE_DIR}/single_include/nlohmann/json.hpp ${PROJECT_SOURCE_DIR}/single_include/nlohmann/json.hpp~
COMMAND ${Python3_EXECUTABLE} ${PROJECT_SOURCE_DIR}/third_party/amalgamate/amalgamate.py -c ${PROJECT_SOURCE_DIR}/third_party/amalgamate/config.json -s .
COMMAND ${ASTYLE_TOOL} ${ASTYLE_FLAGS} --suffix=none --quiet ${PROJECT_SOURCE_DIR}/single_include/nlohmann/json.hpp
COMMAND diff ${PROJECT_SOURCE_DIR}/single_include/nlohmann/json.hpp~ ${PROJECT_SOURCE_DIR}/single_include/nlohmann/json.hpp
COMMAND ${ASTYLE_TOOL} ${ASTYLE_FLAGS} ${INDENT_FILES}
COMMAND cd ${PROJECT_SOURCE_DIR} && for FILE in `find . -name '*.orig'`\; do false \; done
WORKING_DIRECTORY ${PROJECT_SOURCE_DIR}
COMMENT "Check amalagamation and indentation"
)
###############################################################################
# Valgrind.
###############################################################################
add_custom_target(ci_test_valgrind
COMMAND CXX=${GCC_TOOL} ${CMAKE_COMMAND}
-DCMAKE_BUILD_TYPE=Debug -GNinja
-DJSON_BuildTests=ON -DJSON_Valgrind=ON
-S${PROJECT_SOURCE_DIR} -B${PROJECT_BINARY_DIR}/build_valgrind
COMMAND ${CMAKE_COMMAND} --build ${PROJECT_BINARY_DIR}/build_valgrind
COMMAND cd ${PROJECT_BINARY_DIR}/build_valgrind && ${CMAKE_CTEST_COMMAND} -L valgrind --parallel ${N} --output-on-failure
COMMENT "Compile and test with Valgrind"
)
###############################################################################
# Check code with Clang Static Analyzer.
###############################################################################
set(CLANG_ANALYZER_CHECKS "fuchsia.HandleChecker,nullability.NullableDereferenced,nullability.NullablePassedToNonnull,nullability.NullableReturnedFromNonnull,optin.cplusplus.UninitializedObject,optin.cplusplus.VirtualCall,optin.mpi.MPI-Checker,optin.osx.OSObjectCStyleCast,optin.osx.cocoa.localizability.EmptyLocalizationContextChecker,optin.osx.cocoa.localizability.NonLocalizedStringChecker,optin.performance.GCDAntipattern,optin.performance.Padding,optin.portability.UnixAPI,security.FloatLoopCounter,security.insecureAPI.DeprecatedOrUnsafeBufferHandling,security.insecureAPI.bcmp,security.insecureAPI.bcopy,security.insecureAPI.bzero,security.insecureAPI.rand,security.insecureAPI.strcpy,valist.CopyToSelf,valist.Uninitialized,valist.Unterminated,webkit.NoUncountedMemberChecker,webkit.RefCntblBaseVirtualDtor,core.CallAndMessage,core.DivideZero,core.NonNullParamChecker,core.NullDereference,core.StackAddressEscape,core.UndefinedBinaryOperatorResult,core.VLASize,core.uninitialized.ArraySubscript,core.uninitialized.Assign,core.uninitialized.Branch,core.uninitialized.CapturedBlockVariable,core.uninitialized.UndefReturn,cplusplus.InnerPointer,cplusplus.Move,cplusplus.NewDelete,cplusplus.NewDeleteLeaks,cplusplus.PlacementNew,cplusplus.PureVirtualCall,deadcode.DeadStores,nullability.NullPassedToNonnull,nullability.NullReturnedFromNonnull,osx.API,osx.MIG,osx.NumberObjectConversion,osx.OSObjectRetainCount,osx.ObjCProperty,osx.SecKeychainAPI,osx.cocoa.AtSync,osx.cocoa.AutoreleaseWrite,osx.cocoa.ClassRelease,osx.cocoa.Dealloc,osx.cocoa.IncompatibleMethodTypes,osx.cocoa.Loops,osx.cocoa.MissingSuperCall,osx.cocoa.NSAutoreleasePool,osx.cocoa.NSError,osx.cocoa.NilArg,osx.cocoa.NonNilReturnValue,osx.cocoa.ObjCGenerics,osx.cocoa.RetainCount,osx.cocoa.RunLoopAutoreleaseLeak,osx.cocoa.SelfInit,osx.cocoa.SuperDealloc,osx.cocoa.UnusedIvars,osx.cocoa.VariadicMethodTypes,osx.coreFoundation.CFError,osx.coreFoundation.CFNumber,osx.coreFoundation.CFRetainRelease,osx.coreFoundation.containers.OutOfBounds,osx.coreFoundation.containers.PointerSizedValues,security.insecureAPI.UncheckedReturn,security.insecureAPI.decodeValueOfObjCType,security.insecureAPI.getpw,security.insecureAPI.gets,security.insecureAPI.mkstemp,security.insecureAPI.mktemp,security.insecureAPI.vfork,unix.API,unix.Malloc,unix.MallocSizeof,unix.MismatchedDeallocator,unix.Vfork,unix.cstring.BadSizeArg,unix.cstring.NullArg")
add_custom_target(ci_clang_analyze
COMMAND CXX=${CLANG_TOOL} ${CMAKE_COMMAND}
-DCMAKE_BUILD_TYPE=Debug -GNinja
-DJSON_BuildTests=ON
-S${PROJECT_SOURCE_DIR} -B${PROJECT_BINARY_DIR}/build_clang_analyze
COMMAND cd ${PROJECT_BINARY_DIR}/build_clang_analyze && ${SCAN_BUILD_TOOL} -enable-checker ${CLANG_ANALYZER_CHECKS} --use-c++=${CLANG_TOOL} -analyze-headers -o ${PROJECT_BINARY_DIR}/report ninja
COMMENT "Check code with Clang Analyzer"
)
###############################################################################
# Check code with Cppcheck.
###############################################################################
add_custom_target(ci_cppcheck
COMMAND ${CPPCHECK_TOOL} --enable=warning --suppress=missingReturn --inline-suppr --inconclusive --force --std=c++11 ${PROJECT_SOURCE_DIR}/single_include/nlohmann/json.hpp --error-exitcode=1
COMMENT "Check code with Cppcheck"
)
###############################################################################
# Check code with cpplint.
###############################################################################
add_custom_target(ci_cpplint
COMMAND ${Python3_EXECUTABLE} ${CMAKE_SOURCE_DIR}/third_party/cpplint/cpplint.py --filter=-whitespace,-legal,-runtime/references,-runtime/explicit,-runtime/indentation_namespace,-readability/casting,-readability/nolint --quiet --recursive ${SRC_FILES}
COMMENT "Check code with cpplint"
)
###############################################################################
# Check code with OCLint.
###############################################################################
file(COPY ${PROJECT_SOURCE_DIR}/single_include/nlohmann/json.hpp DESTINATION ${PROJECT_BINARY_DIR}/src_single)
file(RENAME ${PROJECT_BINARY_DIR}/src_single/json.hpp ${PROJECT_BINARY_DIR}/src_single/all.cpp)
file(APPEND "${PROJECT_BINARY_DIR}/src_single/all.cpp" "\n\nint main()\n{}\n")
add_executable(single_all ${PROJECT_BINARY_DIR}/src_single/all.cpp)
target_compile_features(single_all PRIVATE cxx_std_11)
add_custom_target(ci_oclint
COMMAND ${CMAKE_COMMAND}
-DCMAKE_BUILD_TYPE=Debug
-DCMAKE_EXPORT_COMPILE_COMMANDS=ON
-DJSON_BuildTests=OFF -DJSON_CI=ON
-S${PROJECT_SOURCE_DIR} -B${PROJECT_BINARY_DIR}/build_oclint
COMMAND ${OCLINT_TOOL} -i ${PROJECT_BINARY_DIR}/build_oclint/src_single/all.cpp -p ${PROJECT_BINARY_DIR}/build_oclint --
-report-type html -enable-global-analysis --max-priority-1=0 --max-priority-2=1000 --max-priority-3=2000
--disable-rule=MultipleUnaryOperator
--disable-rule=DoubleNegative
--disable-rule=ShortVariableName
--disable-rule=GotoStatement
--disable-rule=LongLine
-o ${PROJECT_BINARY_DIR}/build_oclint/oclint_report.html
COMMENT "Check code with OCLint"
)
###############################################################################
# Check code with Clang-Tidy.
###############################################################################
add_custom_target(ci_clang_tidy
COMMAND CXX=${CLANG_TOOL} ${CMAKE_COMMAND}
-DCMAKE_BUILD_TYPE=Debug -GNinja
-DCMAKE_EXPORT_COMPILE_COMMANDS=ON -DCMAKE_CXX_CLANG_TIDY=${CLANG_TIDY_TOOL}
-DJSON_BuildTests=ON -DJSON_MultipleHeaders=ON
-S${PROJECT_SOURCE_DIR} -B${PROJECT_BINARY_DIR}/build_clang_tidy
COMMAND ${CMAKE_COMMAND} --build ${PROJECT_BINARY_DIR}/build_clang_tidy
COMMENT "Check code with Clang-Tidy"
)
###############################################################################
# Check code with PVS-Studio Analyzer <https://www.viva64.com/en/pvs-studio/>.
###############################################################################
add_custom_target(ci_pvs_studio
COMMAND CXX=${CLANG_TOOL} ${CMAKE_COMMAND}
-DCMAKE_BUILD_TYPE=Debug
-DCMAKE_EXPORT_COMPILE_COMMANDS=ON
-DJSON_BuildTests=ON
-S${PROJECT_SOURCE_DIR} -B${PROJECT_BINARY_DIR}/build_pvs_studio
COMMAND cd ${PROJECT_BINARY_DIR}/build_pvs_studio && ${PVS_STUDIO_ANALYZER_TOOL} analyze -j 10
COMMAND cd ${PROJECT_BINARY_DIR}/build_pvs_studio && ${PLOG_CONVERTER_TOOL} -a'GA:1,2;64:1;CS' -t fullhtml PVS-Studio.log -o pvs
COMMENT "Check code with PVS Studio"
)
###############################################################################
# Check code with Infer <https://fbinfer.com> static analyzer.
###############################################################################
add_custom_target(ci_infer
COMMAND mkdir -p ${PROJECT_BINARY_DIR}/build_infer
COMMAND cd ${PROJECT_BINARY_DIR}/build_infer && ${INFER_TOOL} compile -- ${CMAKE_COMMAND} -DCMAKE_BUILD_TYPE=Debug ${PROJECT_SOURCE_DIR} -DJSON_BuildTests=ON -DJSON_MultipleHeaders=ON
COMMAND cd ${PROJECT_BINARY_DIR}/build_infer && ${INFER_TOOL} run -- make
COMMENT "Check code with Infer"
)
###############################################################################
# Run test suite with previously downloaded test data.
###############################################################################
add_custom_target(ci_offline_testdata
COMMAND mkdir -p ${PROJECT_BINARY_DIR}/build_offline_testdata/test_data
COMMAND cd ${PROJECT_BINARY_DIR}/build_offline_testdata/test_data && ${GIT_TOOL} clone -c advice.detachedHead=false --branch v3.0.0 https://github.com/nlohmann/json_test_data.git --quiet --depth 1
COMMAND ${CMAKE_COMMAND}
-DCMAKE_BUILD_TYPE=Debug -GNinja
-DJSON_BuildTests=ON -DJSON_FastTests=ON -DJSON_TestDataDirectory=${PROJECT_BINARY_DIR}/build_offline_testdata/test_data/json_test_data
-S${PROJECT_SOURCE_DIR} -B${PROJECT_BINARY_DIR}/build_offline_testdata
COMMAND ${CMAKE_COMMAND} --build ${PROJECT_BINARY_DIR}/build_offline_testdata
COMMAND cd ${PROJECT_BINARY_DIR}/build_offline_testdata && ${CMAKE_CTEST_COMMAND} --parallel ${N} --output-on-failure
COMMENT "Check code with previously downloaded test data"
)
###############################################################################
# Run test suite when project was not checked out from Git
###############################################################################
add_custom_target(ci_non_git_tests
COMMAND mkdir -p ${PROJECT_BINARY_DIR}/build_non_git_tests/sources
COMMAND cd ${PROJECT_SOURCE_DIR} && for FILE in `${GIT_TOOL} ls-tree --name-only HEAD`\; do cp -r $$FILE ${PROJECT_BINARY_DIR}/build_non_git_tests/sources \; done
COMMAND ${CMAKE_COMMAND}
-DCMAKE_BUILD_TYPE=Debug -GNinja
-DJSON_BuildTests=ON -DJSON_FastTests=ON
-S${PROJECT_BINARY_DIR}/build_non_git_tests/sources -B${PROJECT_BINARY_DIR}/build_non_git_tests
COMMAND ${CMAKE_COMMAND} --build ${PROJECT_BINARY_DIR}/build_non_git_tests
COMMAND cd ${PROJECT_BINARY_DIR}/build_non_git_tests && ${CMAKE_CTEST_COMMAND} --parallel ${N} -LE git_required --output-on-failure
COMMENT "Check code when project was not checked out from Git"
)
###############################################################################
# Run test suite and exclude tests that change installed files
###############################################################################
add_custom_target(ci_reproducible_tests
COMMAND ${CMAKE_COMMAND}
-DCMAKE_BUILD_TYPE=Debug -GNinja
-DJSON_BuildTests=ON -DJSON_FastTests=ON
-S${PROJECT_SOURCE_DIR} -B${PROJECT_BINARY_DIR}/build_reproducible_tests
COMMAND ${CMAKE_COMMAND} --build ${PROJECT_BINARY_DIR}/build_reproducible_tests
COMMAND cd ${PROJECT_BINARY_DIR}/build_reproducible_tests && ${CMAKE_CTEST_COMMAND} --parallel ${N} -LE not_reproducible --output-on-failure
COMMENT "Check code and exclude tests that change installed files"
)
###############################################################################
# Check if every header in the include folder includes sufficient headers to
# be compiled individually.
###############################################################################
set(iwyu_path_and_options ${IWYU_TOOL} -Xiwyu --max_line_length=300)
foreach(SRC_FILE ${SRC_FILES})
# get relative path of the header file
file(RELATIVE_PATH RELATIVE_SRC_FILE "${PROJECT_SOURCE_DIR}/include/nlohmann" "${SRC_FILE}")
# replace slashes and strip suffix
string(REPLACE "/" "_" RELATIVE_SRC_FILE "${RELATIVE_SRC_FILE}")
string(REPLACE ".hpp" "" RELATIVE_SRC_FILE "${RELATIVE_SRC_FILE}")
# create code file
file(WRITE "${PROJECT_BINARY_DIR}/src_single/${RELATIVE_SRC_FILE}.cpp" "#include \"${SRC_FILE}\" // IWYU pragma: keep\n\nint main()\n{}\n")
# create executable
add_executable(single_${RELATIVE_SRC_FILE} EXCLUDE_FROM_ALL ${PROJECT_BINARY_DIR}/src_single/${RELATIVE_SRC_FILE}.cpp)
target_include_directories(single_${RELATIVE_SRC_FILE} PRIVATE ${PROJECT_SOURCE_DIR}/include)
target_compile_features(single_${RELATIVE_SRC_FILE} PRIVATE cxx_std_11)
set_property(TARGET single_${RELATIVE_SRC_FILE} PROPERTY CXX_INCLUDE_WHAT_YOU_USE "${iwyu_path_and_options}")
# remember binary for ci_single_binaries target
list(APPEND single_binaries single_${RELATIVE_SRC_FILE})
endforeach()
add_custom_target(ci_single_binaries
DEPENDS ${single_binaries}
COMMENT "Check if headers are self-contained"
)
###############################################################################
# Benchmarks
###############################################################################
add_custom_target(ci_benchmarks
COMMAND ${CMAKE_COMMAND}
-DCMAKE_BUILD_TYPE=Release -GNinja
-S${PROJECT_SOURCE_DIR}/benchmarks -B${PROJECT_BINARY_DIR}/build_benchmarks
COMMAND ${CMAKE_COMMAND} --build ${PROJECT_BINARY_DIR}/build_benchmarks --target json_benchmarks
COMMAND cd ${PROJECT_BINARY_DIR}/build_benchmarks && ./json_benchmarks
COMMENT "Run benchmarks"
)
###############################################################################
# CMake flags
###############################################################################
if (APPLE)
set(CMAKE_310_BINARY ${PROJECT_BINARY_DIR}/cmake-3.1.0-Darwin64/CMake.app/Contents/bin/cmake)
add_custom_command(
OUTPUT ${CMAKE_310_BINARY}
COMMAND wget https://github.com/Kitware/CMake/releases/download/v3.1.0/cmake-3.1.0-Darwin64.tar.gz
COMMAND tar xfz cmake-3.1.0-Darwin64.tar.gz
COMMAND rm cmake-3.1.0-Darwin64.tar.gz
WORKING_DIRECTORY ${PROJECT_BINARY_DIR}
COMMENT "Download CMake 3.1.0"
)
else()
set(CMAKE_310_BINARY ${PROJECT_BINARY_DIR}/cmake-3.1.0-Linux-x86_64/bin/cmake)
add_custom_command(
OUTPUT ${CMAKE_310_BINARY}
COMMAND wget https://github.com/Kitware/CMake/releases/download/v3.1.0/cmake-3.1.0-Linux-x86_64.tar.gz
COMMAND tar xfz cmake-3.1.0-Linux-x86_64.tar.gz
COMMAND rm cmake-3.1.0-Linux-x86_64.tar.gz
WORKING_DIRECTORY ${PROJECT_BINARY_DIR}
COMMENT "Download CMake 3.1.0"
)
endif()
set(JSON_CMAKE_FLAGS "JSON_BuildTests;JSON_Install;JSON_MultipleHeaders;JSON_ImplicitConversions;JSON_Valgrind;JSON_Diagnostics;JSON_SystemInclude")
foreach(JSON_CMAKE_FLAG ${JSON_CMAKE_FLAGS})
string(TOLOWER "ci_cmake_flag_${JSON_CMAKE_FLAG}" JSON_CMAKE_FLAG_TARGET)
add_custom_target("${JSON_CMAKE_FLAG_TARGET}"
COMMENT "Check CMake flag ${JSON_CMAKE_FLAG} (CMake ${CMAKE_VERSION})"
COMMAND ${CMAKE_COMMAND}
-Werror=dev
-D${JSON_CMAKE_FLAG}=ON
-S${PROJECT_SOURCE_DIR} -B${PROJECT_BINARY_DIR}/build_${JSON_CMAKE_FLAG_TARGET}
)
add_custom_target("${JSON_CMAKE_FLAG_TARGET}_31"
COMMENT "Check CMake flag ${JSON_CMAKE_FLAG} (CMake 3.1)"
COMMAND mkdir ${PROJECT_BINARY_DIR}/build_${JSON_CMAKE_FLAG_TARGET}_31
COMMAND cd ${PROJECT_BINARY_DIR}/build_${JSON_CMAKE_FLAG_TARGET}_31 && ${CMAKE_310_BINARY}
-Werror=dev ${PROJECT_SOURCE_DIR}
-D${JSON_CMAKE_FLAG}=ON
-DCMAKE_CXX_COMPILE_FEATURES="cxx_range_for" -DCMAKE_CXX_FLAGS="-std=gnu++11"
DEPENDS ${CMAKE_310_BINARY}
)
list(APPEND JSON_CMAKE_FLAG_TARGETS ${JSON_CMAKE_FLAG_TARGET} ${JSON_CMAKE_FLAG_TARGET}_31)
list(APPEND JSON_CMAKE_FLAG_BUILD_DIRS ${PROJECT_BINARY_DIR}/build_${JSON_CMAKE_FLAG_TARGET} ${PROJECT_BINARY_DIR}/build_${JSON_CMAKE_FLAG_TARGET}_31)
endforeach()
add_custom_target(ci_cmake_flags
DEPENDS ${JSON_CMAKE_FLAG_TARGETS}
COMMENT "Check CMake flags"
)
###############################################################################
# Use more installed compilers.
###############################################################################
foreach(COMPILER g++-4.8 g++-4.9 g++-5 g++-6 g++-7 g++-8 g++-9 g++-10 clang++-3.5 clang++-3.6 clang++-3.7 clang++-3.8 clang++-3.9 clang++-4.0 clang++-5.0 clang++-6.0 clang++-7 clang++-8 clang++-9 clang++-10 clang++-11 clang++-12 clang++-13)
find_program(COMPILER_TOOL NAMES ${COMPILER})
if (COMPILER_TOOL)
if ("${COMPILER}" STREQUAL "clang++-9")
# fix for https://github.com/nlohmann/json/pull/3101#issuecomment-998788786 / https://stackoverflow.com/a/64051725/266378
set(ADDITIONAL_FLAGS "-DCMAKE_CXX_FLAGS=--gcc-toolchain=/root/gcc/9")
else()
unset(ADDITIONAL_FLAGS)
endif()
add_custom_target(ci_test_compiler_${COMPILER}
COMMAND CXX=${COMPILER} ${CMAKE_COMMAND}
-DCMAKE_BUILD_TYPE=Debug -GNinja
-DJSON_BuildTests=ON -DJSON_FastTests=ON
-S${PROJECT_SOURCE_DIR} -B${PROJECT_BINARY_DIR}/build_compiler_${COMPILER}
${ADDITIONAL_FLAGS}
COMMAND ${CMAKE_COMMAND} --build ${PROJECT_BINARY_DIR}/build_compiler_${COMPILER}
COMMAND cd ${PROJECT_BINARY_DIR}/build_compiler_${COMPILER} && ${CMAKE_CTEST_COMMAND} --parallel ${N} --exclude-regex "test-unicode" --output-on-failure
COMMENT "Compile and test with ${COMPILER}"
)
endif()
unset(COMPILER_TOOL CACHE)
endforeach()
###############################################################################
# Clean up all generated files.
###############################################################################
add_custom_target(ci_clean
COMMAND rm -fr ${PROJECT_BINARY_DIR}/build_* cmake-3.1.0-Darwin64 ${JSON_CMAKE_FLAG_BUILD_DIRS} ${single_binaries}
COMMENT "Clean generated directories"
)
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