.travis.yml - github/onqtam/doctest - Gitiles

 # # this file is HEAVILY influenced by https://github.com/boostorg/hana/blob/master/.travis.yml

 # dist: trusty
 # language: c++

 # notifications:
 #   email: false
 #   # gitter
 #   webhooks:
 #     urls: https://webhooks.gitter.im/e/10941dd1c67e5e967706
 #     on_success: change
 #     on_failure: always
 # git:
 #   depth: 500

 # # both apt and ccache make the builds slower...
 # #cache:
 # #  - apt
 # #  - ccache

 # env:
 #   global:
 # #    - USE_CCACHE=1
 # #    - CCACHE_SLOPPINESS=pch_defines,time_macros
 # #    - CCACHE_COMPRESS=1
 # #    - CCACHE_MAXSIZE=200M
 # #    - CCACHE_CPP2=1
 #     - CMAKE_OPTIONS_GLOBAL="-DCMAKE_EXPORT_COMPILE_COMMANDS=ON"

 # addons:
 #   coverity_scan:
 #     # COVERITY_SCAN_TOKEN added as env var in travis project
 #     project:
 #       name: doctest/doctest
 #     notification_email: vik.kirilov@gmail.com
 #     build_command: clang++ scripts/hello_world.cpp -I doctest
 #     branch_pattern: coverity_scan
 #   # these apt sources will be referenced later (by using *name)
 #   apt:
 #     sources: &apt_sources
 #       - ubuntu-toolchain-r-test
 #       - llvm-toolchain-trusty
 #       - llvm-toolchain-precise-3.7
 #       - llvm-toolchain-trusty-3.9
 #       - llvm-toolchain-trusty-4.0
 #       - llvm-toolchain-trusty-5.0
 #       - llvm-toolchain-trusty-6.0
 #       - llvm-toolchain-trusty-7
 #       - llvm-toolchain-trusty-8
 #       - llvm-toolchain-trusty-9
 #       - llvm-toolchain-trusty-10

 # compiler: clang
 # os: linux

 # matrix:
 #   include:
 #     # coverage
 #     - env: COMPILER=g++ CODE_COVERAGE=true
 #       compiler: gcc
 #       addons:
 #         apt:
 #           packages: ["lcov"]

 #     # static code analysis
 #     - env: COMPILER=clang++-4.0 STATIC_CODE_ANALYSIS=true
 #       addons: &static_analysis
 #         apt:
 #           packages: ["clang-4.0", "clang-tidy-4.0", "cppcheck"]
 #           sources: *apt_sources

 #     # GCC 4.8
 #     - env: COMPILER=g++-4.8 HAS_ASAN=true SANITIZER_CXX_FLAGS="-fuse-ld=gold -static-libasan" TSAN_CXX_FLAGS="-ltsan" # TSAN broken for some time - seg faults
 #       compiler: gcc
 #       addons: &gcc48
 #         apt:
 #           packages: ["g++-4.8", "valgrind", "libc6-dbg", "linux-libc-dev"]
 #           sources: *apt_sources

 #     # GCC 4.9
 #     - env: COMPILER=g++-4.9 HAS_ASAN=true HAS_UBSAN=true SANITIZER_CXX_FLAGS="-fuse-ld=gold -static-libasan" TSAN_CXX_FLAGS="-ltsan" # TSAN broken for some time - seg faults
 #       compiler: gcc
 #       addons: &gcc49
 #         apt:
 #           packages: ["g++-4.9", "valgrind", "libc6-dbg", "linux-libc-dev"]
 #           sources: *apt_sources

 #     # GCC 5
 #     - env: COMPILER=g++-5 HAS_ASAN=true HAS_UBSAN=true SANITIZER_CXX_FLAGS="-fuse-ld=gold -static-libasan" TSAN_CXX_FLAGS="-ltsan" # TSAN broken for some time - seg faults
 #       compiler: gcc
 #       addons: &gcc5
 #         apt:
 #           packages: ["g++-5",   "valgrind", "libc6-dbg", "linux-libc-dev"]
 #           sources: *apt_sources

 #     # GCC 6
 #     - env: COMPILER=g++-6 HAS_ASAN=true HAS_UBSAN=true SANITIZER_CXX_FLAGS="-fuse-ld=gold -static-libasan" TSAN_CXX_FLAGS="-ltsan" # TSAN broken for some time - seg faults
 #       compiler: gcc
 #       addons: &gcc6
 #         apt:
 #           packages: ["g++-6",   "valgrind", "libc6-dbg", "linux-libc-dev"]
 #           sources: *apt_sources

 #     # GCC 7
 #     - env: COMPILER=g++-7 HAS_ASAN=true HAS_UBSAN=true SANITIZER_CXX_FLAGS="-fuse-ld=gold -static-libasan" TSAN_CXX_FLAGS="-ltsan" # TSAN broken for some time - seg faults
 #       compiler: gcc
 #       sudo: required      # see this issue for more details: https://github.com/travis-ci/travis-ci/issues/9033
 #       addons: &gcc7
 #         apt:
 #           packages: ["g++-7",   "valgrind", "libc6-dbg", "linux-libc-dev"]
 #           sources: *apt_sources

 #     # GCC 8
 #     - env: COMPILER=g++-8 HAS_ASAN=true HAS_UBSAN=true HAS_TSAN=true SANITIZER_CXX_FLAGS="-fuse-ld=gold -static-libasan" TSAN_CXX_FLAGS="-ltsan"
 #       compiler: gcc
 #       sudo: required      # see this issue for more details: https://github.com/travis-ci/travis-ci/issues/9033
 #       addons: &gcc8
 #         apt:
 #           packages: ["g++-8",   "valgrind", "libc6-dbg", "linux-libc-dev"]
 #           sources: *apt_sources

 #     # GCC 9
 #     - env: COMPILER=g++-9 HAS_ASAN=true HAS_UBSAN=true HAS_TSAN=true SANITIZER_CXX_FLAGS="-fuse-ld=gold -static-libasan" TSAN_CXX_FLAGS="-ltsan"
 #       compiler: gcc
 #       sudo: required      # see this issue for more details: https://github.com/travis-ci/travis-ci/issues/9033
 #       addons: &gcc9
 #         apt:
 #           packages: ["g++-9",   "valgrind", "libc6-dbg", "linux-libc-dev"]
 #           sources: *apt_sources

 #     # GCC 10
 #     - env: COMPILER=g++-10 HAS_ASAN=true HAS_UBSAN=true HAS_TSAN=true SANITIZER_CXX_FLAGS="-fuse-ld=gold -static-libasan" TSAN_CXX_FLAGS="-ltsan"
 #       compiler: gcc
 #       sudo: required      # see this issue for more details: https://github.com/travis-ci/travis-ci/issues/9033
 #       addons: &gcc10
 #         apt:
 #           packages: ["g++-10",   "valgrind", "libc6-dbg", "linux-libc-dev"]
 #           sources: *apt_sources

 #     # Clang 3.5
 #     - env: COMPILER=clang++-3.5 HAS_ASAN=true HAS_UBSAN=true # no HAS_TSAN - see errors: https://travis-ci.org/doctest/doctest/builds/417926743
 #       addons: &clang35
 #         apt:
 #           packages: ["clang-3.5", "valgrind", "libc6-dbg", "g++-6"]
 #           sources: *apt_sources

 #     # Clang 3.6
 #     - env: COMPILER=clang++-3.6 HAS_ASAN=true HAS_UBSAN=true # no HAS_TSAN - see errors: https://travis-ci.org/doctest/doctest/builds/417926743
 #       addons: &clang36
 #         apt:
 #           packages: ["clang-3.6", "valgrind", "libc6-dbg", "g++-6"]
 #           sources: *apt_sources

 #     # Clang 3.7
 #     - env: COMPILER=clang++-3.7
 #       addons: &clang37
 #         apt:
 #           packages: ["clang-3.7", "valgrind", "libc6-dbg", "g++-6"]
 #           sources: *apt_sources

 #     # Clang 3.8
 #     - env: COMPILER=clang++-3.8 HAS_ASAN=true HAS_UBSAN=true # no HAS_TSAN - see errors: https://travis-ci.org/doctest/doctest/builds/417926743
 #       addons: &clang38
 #         apt:
 #           packages: ["clang-3.8", "valgrind", "libc6-dbg", "g++-6"]
 #           sources: *apt_sources

 #     # Clang 3.9
 #     - env: COMPILER=clang++-3.9 # no HAS_ASAN/HAS_UBSAN - see errors: https://travis-ci.org/doctest/doctest/jobs/386263910
 #       addons: &clang39
 #         apt:
 #           packages: ["clang-3.9", "valgrind", "libc6-dbg", "g++-6"]
 #           sources: *apt_sources

 #     # Clang 4.0
 #     - env: COMPILER=clang++-4.0 HAS_ASAN=true HAS_UBSAN=true HAS_TSAN=true
 #       sudo: required      # see this issue for more details: https://github.com/travis-ci/travis-ci/issues/9033
 #       addons: &clang40
 #         apt:
 #           packages: ["clang-4.0", "valgrind", "libc6-dbg", "g++-6"]
 #           sources: *apt_sources

 #     # Clang 5.0
 #     - env: COMPILER=clang++-5.0 HAS_ASAN=true HAS_UBSAN=true HAS_TSAN=true
 #       sudo: required      # see this issue for more details: https://github.com/travis-ci/travis-ci/issues/9033
 #       addons: &clang50
 #         apt:
 #           packages: ["clang-5.0", "valgrind", "libc6-dbg", "g++-6"]
 #           sources: *apt_sources

 #     # Clang 6.0
 #     - env: COMPILER=clang++-6.0 HAS_ASAN=true HAS_UBSAN=true HAS_TSAN=true
 #       sudo: required # see this issue for more details: https://github.com/travis-ci/travis-ci/issues/9033
 #       addons: &clang60
 #         apt:
 #           packages: ["clang-6.0", "valgrind", "libc6-dbg", "g++-6"]
 #           sources: *apt_sources

 #     # Clang 7
 #     - env: COMPILER=clang++-7 HAS_ASAN=true HAS_UBSAN=true HAS_TSAN=true
 #       sudo: required # see this issue for more details: https://github.com/travis-ci/travis-ci/issues/9033
 #       addons: &clang7
 #         apt:
 #           packages: ["clang-7", "valgrind", "libc6-dbg", "g++-6"]
 #           sources: *apt_sources

 #     # Clang 8
 #     - env: COMPILER=clang++-8 HAS_ASAN=true HAS_UBSAN=true HAS_TSAN=true
 #       sudo: required # see this issue for more details: https://github.com/travis-ci/travis-ci/issues/9033
 #       addons: &clang8
 #         apt:
 #           packages: ["clang-8", "valgrind", "libc6-dbg", "g++-6"]
 #           sources: *apt_sources

 #     # Clang 9
 #     - env: COMPILER=clang++-9 HAS_ASAN=true HAS_UBSAN=true HAS_TSAN=true
 #       sudo: required # see this issue for more details: https://github.com/travis-ci/travis-ci/issues/9033
 #       addons: &clang9
 #         apt:
 #           packages: ["clang-9", "valgrind", "libc6-dbg", "g++-6"]
 #           sources: *apt_sources

 #     # Clang 10
 #     - env: COMPILER=clang++-10 HAS_ASAN=true HAS_UBSAN=true HAS_TSAN=true
 #       sudo: required # see this issue for more details: https://github.com/travis-ci/travis-ci/issues/9033
 #       addons: &clang9
 #         apt:
 #           packages: ["clang-10", "valgrind", "libc6-dbg", "g++-6"]
 #           sources: *apt_sources

 #     # Xcode 9.4 Clang
 #     - env: COMPILER=clang++ HAS_UBSAN=true HAS_TSAN=true # no HAS_ASAN - errors since using thread_local even in single-threaded cases - see errors: https://travis-ci.org/doctest/doctest/builds/417181981
 #       osx_image: xcode9.4
 #       os: osx

 #     # Xcode 10.0 Clang
 #     - env: COMPILER=clang++ HAS_ASAN=true HAS_UBSAN=true HAS_TSAN=true
 #       osx_image: xcode10
 #       os: osx

 #     # Xcode 10.2 Clang
 #     - env: COMPILER=clang++ HAS_ASAN=true HAS_UBSAN=true HAS_TSAN=true
 #       osx_image: xcode10.2
 #       os: osx

 #     # Xcode 11.2 Clang
 #     - env: COMPILER=clang++ HAS_ASAN=true HAS_UBSAN=true HAS_TSAN=true
 #       osx_image: xcode11.2
 #       os: osx

 #     # OSX LLVM-GCC
 #     - env: COMPILER=g++ HAS_ASAN=true HAS_TSAN=true
 #       compiler: gcc
 #       osx_image: xcode10
 #       os: osx

 #   allow_failures:

 #     # static code analysis
 #     - env: COMPILER=clang++-4.0 STATIC_CODE_ANALYSIS=true

 #     # seems to not be present yet: https://travis-ci.org/github/doctest/doctest/jobs/688097537
 #     # GCC 10
 #     - env: COMPILER=g++-10 HAS_ASAN=true HAS_UBSAN=true HAS_TSAN=true SANITIZER_CXX_FLAGS="-fuse-ld=gold -static-libasan" TSAN_CXX_FLAGS="-ltsan"
 #       compiler: gcc
 #       sudo: required

 #     # Clang 10
 #     - env: COMPILER=clang++-10 HAS_ASAN=true HAS_UBSAN=true HAS_TSAN=true
 #       sudo: required

 # install:
 #   - if [[ "${CODE_COVERAGE}" == "true" ]]; then gem install coveralls-lcov ; fi

 #   ############################################################################
 #   # All the dependencies are installed in ${TRAVIS_BUILD_DIR}/deps/
 #   ############################################################################

 #   # Make a dir for all
 #   - DEPS_DIR="${TRAVIS_BUILD_DIR}/deps"
 #   - mkdir -p ${DEPS_DIR} && cd ${DEPS_DIR}

 #   # Install a recent CMake
 #   - |
 #     if [[ "${TRAVIS_OS_NAME}" == "linux" ]]; then
 #       CMAKE_URL="http://www.cmake.org/files/v3.7/cmake-3.7.2-Linux-x86_64.tar.gz"
 #       mkdir cmake && travis_retry wget --no-check-certificate --quiet -O - ${CMAKE_URL} | tar --strip-components=1 -xz -C cmake
 #       export PATH=${DEPS_DIR}/cmake/bin:${PATH}
 #     fi

 #   # Install OCLint
 #   - |
 #     if [[ "${STATIC_CODE_ANALYSIS}" = "true" ]]; then
 #       OCLINT_URL="https://github.com/oclint/oclint/releases/download/v0.12/oclint-0.12-x86_64-linux-3.13.0-112-generic.tar.gz"
 #       mkdir oclint && travis_retry wget --no-check-certificate --quiet -O - ${OCLINT_URL} | tar --strip-components=1 -xz -C oclint
 #       export PATH=${DEPS_DIR}/oclint/bin:${PATH}
 #     fi

 #   # Go back to ${TRAVIS_BUILD_DIR}
 #   - cd ${TRAVIS_BUILD_DIR}

 #   ############################################################################
 #   # Install stuff with homebrew under OSX
 #   ############################################################################

 #   - |
 #     if [[ "${TRAVIS_OS_NAME}" == "osx" ]]; then
 #       brew update
 #       # brew install ccache
 #       # brew install valgrind
 #       # cmake
 #       if brew list -1 | grep -q "^cmake\$"; then
 #         brew outdated cmake || brew upgrade cmake
 #       else
 #         brew install cmake
 #       fi
 #     fi

 #   - export CXX="${COMPILER}"
 # #  - export CXX="ccache ${COMPILER}"
 # #  - ccache -s

 # before_script:
 #   - ${CXX} --version

 # script:
 #   # coverage
 #   - |
 #     if [[ "${CODE_COVERAGE}" = "true" ]]; then
 #       cmake ${CMAKE_OPTIONS_GLOBAL} ${CMAKE_OPTIONS} -DCMAKE_CXX_COMPILER=${CXX} -DCMAKE_CXX_FLAGS="-fprofile-arcs -ftest-coverage -std=c++0x" -DCMAKE_BUILD_TYPE=Debug . || exit 1
 #       make -k -j2 || exit 1
 #       ctest -j2 --output-on-failure || exit 1

 #       lcov -d . -c -o coverage.info                                      # parse coverage data
 #       lcov -r coverage.info "/usr*"                     -o coverage.info # remove data for system headers
 #       lcov -r coverage.info "$(readlink -f examples)/*" -o coverage.info # remove data for .cpp files
 #       lcov -r coverage.info "$(readlink -f scripts)/*"  -o coverage.info # remove data for .cpp files
 #       lcov -l coverage.info                                              # just list a short summary of the results
 #       coveralls-lcov --repo-token=${COVERALLS_REPO_TOKEN} coverage.info  # upload results

 #       # do not continue with other build configurations after that
 #       exit
 #     fi

 #   # static code analysis
 #   - |
 #     if [[ "${STATIC_CODE_ANALYSIS}" = "true" ]]; then
 #       # setup a test file "doctest.cpp" that is the header + a test case at the end
 #       echo "#define DOCTEST_CONFIG_IMPLEMENT_WITH_MAIN\n" >> doctest.cpp
 #       cat doctest/doctest.h >> doctest.cpp
 #       echo -e "TEST_CASE(\"\") {\n\tint a = 6;\n\tSUBCASE(\"\") a = 5;\n\tCAPTURE(a);\n\tCHECK(a == 6);\n}\n" >> doctest.cpp

 #       # cppcheck
 #       cppcheck doctest.cpp --enable=all --suppress=unmatchedSuppression --suppress=missingIncludeSystem --suppress=unusedFunction --suppress=functionConst --inline-suppr --platform=unix64 --inconclusive --std=posix --inconclusive -v --error-exitcode=1 --template "{file}({line}): {severity} ({id}): {message}"

 #       # oclint
 #       oclint doctest.cpp -disable-rule=ShortVariableName -disable-rule=LongLine -disable-rule=LongMethod -disable-rule=HighNcssMethod -disable-rule=LongVariableName -disable-rule=HighCyclomaticComplexity -disable-rule=HighNPathComplexity -disable-rule=UnusedLocalVariable -disable-rule=DoubleNegative -disable-rule=MultipleUnaryOperator -disable-rule=DeepNestedBlock || exit 1

 #       # clang-tidy
 #       cd scripts/playground
 #       cmake ${CMAKE_OPTIONS_GLOBAL} ${CMAKE_OPTIONS} -DCMAKE_CXX_COMPILER=${CXX} . || exit 1
 #       clang-tidy-4.0 -std=c++11 -p=. *.cpp -header-filter=.* -warnings-as-errors=* -checks='*,-misc-misplaced-widening-cast,-misc-macro-parentheses,-misc-definitions-in-headers,-misc-unused-parameters,-llvm-header-guard,-llvm-include-order,-google-readability-braces-around-statements,-google-runtime-references,-google-readability-todo,-google-build-using-namespace,-google-explicit-constructor,-cert-err58-cpp,-cppcoreguidelines-pro-type-vararg,-cppcoreguidelines-pro-bounds-pointer-arithmetic,-cppcoreguidelines-pro-bounds-array-to-pointer-decay,-cppcoreguidelines-special-member-functions,-cppcoreguidelines-pro-type-reinterpret-cast,-cppcoreguidelines-pro-bounds-constant-array-index,-cppcoreguidelines-pro-type-member-init,-cppcoreguidelines-pro-type-union-access,-clang-analyzer-security.insecureAPI.strcpy,-modernize-loop-convert,-modernize-use-auto,-modernize-use-bool-literals,-readability-braces-around-statements,-readability-named-parameter,-readability-else-after-return,-readability-redundant-declaration,-readability-implicit-bool-cast,-clang-diagnostic-variadic-macros,-clang-diagnostic-c++11-compat' || exit 1

 #       # do not continue with other build configurations after that
 #       exit
 #     fi

 #   # initial run with options
 #   - cmake ${CMAKE_OPTIONS_GLOBAL} ${CMAKE_OPTIONS} -DCMAKE_CXX_COMPILER=${CXX} .

 #   # set the common CXX flags
 #   - export CXX_FLAGS="${CXX_FLAGS} -std=c++0x"

 #   # debug
 #   - cmake -DCMAKE_BUILD_TYPE=Debug -DCMAKE_CXX_FLAGS="${CXX_FLAGS}" .
 #   - make clean && make -k -j2
 #   - if [[ "${TRAVIS_OS_NAME}" == "linux" ]]; then cmake -DDOCTEST_TEST_MODE=VALGRIND . && ctest -j2 --output-on-failure ; fi
 #   - cmake -DDOCTEST_TEST_MODE=COMPARE . && ctest -j2 --output-on-failure
 #   # release
 #   - cmake -DCMAKE_BUILD_TYPE=Release -DCMAKE_CXX_FLAGS="${CXX_FLAGS}" .
 #   - make clean && make -k -j2
 #   - if [[ "${TRAVIS_OS_NAME}" == "linux" ]]; then cmake -DDOCTEST_TEST_MODE=VALGRIND . && ctest -j2 --output-on-failure ; fi
 #   - cmake -DDOCTEST_TEST_MODE=COMPARE . && ctest -j2 --output-on-failure

 #   # sanitizers - again Debug/Release configs through address/undefined/thread sanitizers
 #   # on separate commands because when something fails I want to see which one exactly
 #   - cmake -DDOCTEST_TEST_MODE=NORMAL .

 #   - export ASAN_OPTIONS=verbosity=2:strict_string_checks=true:detect_odr_violation=2:detect_stack_use_after_return=true:check_initialization_order=true:strict_init_order=true
 #   - if [[ "${HAS_ASAN}" = "true" ]];  then cmake -DCMAKE_BUILD_TYPE=Debug   -DCMAKE_CXX_FLAGS="${CXX_FLAGS} ${SANITIZER_CXX_FLAGS} -g -fno-omit-frame-pointer -fsanitize=address"                             . && make clean && make -k -j2 && ctest -j2 --output-on-failure ; fi
 #   - if [[ "${HAS_ASAN}" = "true" ]];  then cmake -DCMAKE_BUILD_TYPE=Release -DCMAKE_CXX_FLAGS="${CXX_FLAGS} ${SANITIZER_CXX_FLAGS} -g -fno-omit-frame-pointer -fsanitize=address"                             . && make clean && make -k -j2 && ctest -j2 --output-on-failure ; fi

 #   - export UBSAN_OPTIONS=verbosity=2
 #   - if [[ "${HAS_UBSAN}" = "true" ]]; then cmake -DCMAKE_BUILD_TYPE=Debug   -DCMAKE_CXX_FLAGS="${CXX_FLAGS} ${SANITIZER_CXX_FLAGS} -g -fno-omit-frame-pointer -fsanitize=undefined"                           . && make clean && make -k -j2 && ctest -j2 --output-on-failure ; fi
 #   - if [[ "${HAS_UBSAN}" = "true" ]]; then cmake -DCMAKE_BUILD_TYPE=Release -DCMAKE_CXX_FLAGS="${CXX_FLAGS} ${SANITIZER_CXX_FLAGS} -g -fno-omit-frame-pointer -fsanitize=undefined"                           . && make clean && make -k -j2 && ctest -j2 --output-on-failure ; fi

 #   - export TSAN_OPTIONS=verbosity=2:force_seq_cst_atomics=1
 #   - if [[ "${HAS_TSAN}" = "true" ]];  then cmake -DCMAKE_BUILD_TYPE=Debug   -DCMAKE_CXX_FLAGS="${CXX_FLAGS} ${SANITIZER_CXX_FLAGS} -g -fno-omit-frame-pointer -fsanitize=thread -pie -fPIE ${TSAN_CXX_FLAGS}" . && make clean && make -k -j2 && ctest -j2 --output-on-failure ; fi
 #   - if [[ "${HAS_TSAN}" = "true" ]];  then cmake -DCMAKE_BUILD_TYPE=Release -DCMAKE_CXX_FLAGS="${CXX_FLAGS} ${SANITIZER_CXX_FLAGS} -g -fno-omit-frame-pointer -fsanitize=thread -pie -fPIE ${TSAN_CXX_FLAGS}" . && make clean && make -k -j2 && ctest -j2 --output-on-failure ; fi

 #   # test without rtti - just Debug
 #   - cmake -DCMAKE_BUILD_TYPE=Debug -DCMAKE_CXX_FLAGS="${CXX_FLAGS} -fno-rtti" .
 #   - make clean && make -k -j2
 #   - cmake -DDOCTEST_TEST_MODE=COMPARE . && ctest -j2 --output-on-failure

 #   # test only compilation without exceptions - just Debug
 #   - cmake -DCMAKE_BUILD_TYPE=Debug -DCMAKE_CXX_FLAGS="${CXX_FLAGS} -fno-exceptions -DDOCTEST_CONFIG_NO_EXCEPTIONS_BUT_WITH_ALL_ASSERTS" .
 #   - make clean && make -k -j2

 # #  - ccache -s

 # #after_script:
 # #  - cat compile_commands.json
	# # this file is HEAVILY influenced by https://github.com/boostorg/hana/blob/master/.travis.yml

	# dist: trusty
	# language: c++

	# notifications:
	# email: false
	# # gitter
	# webhooks:
	# urls: https://webhooks.gitter.im/e/10941dd1c67e5e967706
	# on_success: change
	# on_failure: always
	# git:
	# depth: 500

	# # both apt and ccache make the builds slower...
	# #cache:
	# # - apt
	# # - ccache

	# env:
	# global:
	# # - USE_CCACHE=1
	# # - CCACHE_SLOPPINESS=pch_defines,time_macros
	# # - CCACHE_COMPRESS=1
	# # - CCACHE_MAXSIZE=200M
	# # - CCACHE_CPP2=1
	# - CMAKE_OPTIONS_GLOBAL="-DCMAKE_EXPORT_COMPILE_COMMANDS=ON"

	# addons:
	# coverity_scan:
	# # COVERITY_SCAN_TOKEN added as env var in travis project
	# project:
	# name: doctest/doctest
	# notification_email: vik.kirilov@gmail.com
	# build_command: clang++ scripts/hello_world.cpp -I doctest
	# branch_pattern: coverity_scan
	# # these apt sources will be referenced later (by using *name)
	# apt:
	# sources: &apt_sources
	# - ubuntu-toolchain-r-test
	# - llvm-toolchain-trusty
	# - llvm-toolchain-precise-3.7
	# - llvm-toolchain-trusty-3.9
	# - llvm-toolchain-trusty-4.0
	# - llvm-toolchain-trusty-5.0
	# - llvm-toolchain-trusty-6.0
	# - llvm-toolchain-trusty-7
	# - llvm-toolchain-trusty-8
	# - llvm-toolchain-trusty-9
	# - llvm-toolchain-trusty-10

	# compiler: clang
	# os: linux

	# matrix:
	# include:
	# # coverage
	# - env: COMPILER=g++ CODE_COVERAGE=true
	# compiler: gcc
	# addons:
	# apt:
	# packages: ["lcov"]

	# # static code analysis
	# - env: COMPILER=clang++-4.0 STATIC_CODE_ANALYSIS=true
	# addons: &static_analysis
	# apt:
	# packages: ["clang-4.0", "clang-tidy-4.0", "cppcheck"]
	# sources: *apt_sources

	# # GCC 4.8
	# - env: COMPILER=g++-4.8 HAS_ASAN=true SANITIZER_CXX_FLAGS="-fuse-ld=gold -static-libasan" TSAN_CXX_FLAGS="-ltsan" # TSAN broken for some time - seg faults
	# compiler: gcc
	# addons: &gcc48
	# apt:
	# packages: ["g++-4.8", "valgrind", "libc6-dbg", "linux-libc-dev"]
	# sources: *apt_sources

	# # GCC 4.9
	# - env: COMPILER=g++-4.9 HAS_ASAN=true HAS_UBSAN=true SANITIZER_CXX_FLAGS="-fuse-ld=gold -static-libasan" TSAN_CXX_FLAGS="-ltsan" # TSAN broken for some time - seg faults
	# compiler: gcc
	# addons: &gcc49
	# apt:
	# packages: ["g++-4.9", "valgrind", "libc6-dbg", "linux-libc-dev"]
	# sources: *apt_sources

	# # GCC 5
	# - env: COMPILER=g++-5 HAS_ASAN=true HAS_UBSAN=true SANITIZER_CXX_FLAGS="-fuse-ld=gold -static-libasan" TSAN_CXX_FLAGS="-ltsan" # TSAN broken for some time - seg faults
	# compiler: gcc
	# addons: &gcc5
	# apt:
	# packages: ["g++-5", "valgrind", "libc6-dbg", "linux-libc-dev"]
	# sources: *apt_sources

	# # GCC 6
	# - env: COMPILER=g++-6 HAS_ASAN=true HAS_UBSAN=true SANITIZER_CXX_FLAGS="-fuse-ld=gold -static-libasan" TSAN_CXX_FLAGS="-ltsan" # TSAN broken for some time - seg faults
	# compiler: gcc
	# addons: &gcc6
	# apt:
	# packages: ["g++-6", "valgrind", "libc6-dbg", "linux-libc-dev"]
	# sources: *apt_sources

	# # GCC 7
	# - env: COMPILER=g++-7 HAS_ASAN=true HAS_UBSAN=true SANITIZER_CXX_FLAGS="-fuse-ld=gold -static-libasan" TSAN_CXX_FLAGS="-ltsan" # TSAN broken for some time - seg faults
	# compiler: gcc
	# sudo: required # see this issue for more details: https://github.com/travis-ci/travis-ci/issues/9033
	# addons: &gcc7
	# apt:
	# packages: ["g++-7", "valgrind", "libc6-dbg", "linux-libc-dev"]
	# sources: *apt_sources

	# # GCC 8
	# - env: COMPILER=g++-8 HAS_ASAN=true HAS_UBSAN=true HAS_TSAN=true SANITIZER_CXX_FLAGS="-fuse-ld=gold -static-libasan" TSAN_CXX_FLAGS="-ltsan"
	# compiler: gcc
	# sudo: required # see this issue for more details: https://github.com/travis-ci/travis-ci/issues/9033
	# addons: &gcc8
	# apt:
	# packages: ["g++-8", "valgrind", "libc6-dbg", "linux-libc-dev"]
	# sources: *apt_sources

	# # GCC 9
	# - env: COMPILER=g++-9 HAS_ASAN=true HAS_UBSAN=true HAS_TSAN=true SANITIZER_CXX_FLAGS="-fuse-ld=gold -static-libasan" TSAN_CXX_FLAGS="-ltsan"
	# compiler: gcc
	# sudo: required # see this issue for more details: https://github.com/travis-ci/travis-ci/issues/9033
	# addons: &gcc9
	# apt:
	# packages: ["g++-9", "valgrind", "libc6-dbg", "linux-libc-dev"]
	# sources: *apt_sources

	# # GCC 10
	# - env: COMPILER=g++-10 HAS_ASAN=true HAS_UBSAN=true HAS_TSAN=true SANITIZER_CXX_FLAGS="-fuse-ld=gold -static-libasan" TSAN_CXX_FLAGS="-ltsan"
	# compiler: gcc
	# sudo: required # see this issue for more details: https://github.com/travis-ci/travis-ci/issues/9033
	# addons: &gcc10
	# apt:
	# packages: ["g++-10", "valgrind", "libc6-dbg", "linux-libc-dev"]
	# sources: *apt_sources

	# # Clang 3.5
	# - env: COMPILER=clang++-3.5 HAS_ASAN=true HAS_UBSAN=true # no HAS_TSAN - see errors: https://travis-ci.org/doctest/doctest/builds/417926743
	# addons: &clang35
	# apt:
	# packages: ["clang-3.5", "valgrind", "libc6-dbg", "g++-6"]
	# sources: *apt_sources

	# # Clang 3.6
	# - env: COMPILER=clang++-3.6 HAS_ASAN=true HAS_UBSAN=true # no HAS_TSAN - see errors: https://travis-ci.org/doctest/doctest/builds/417926743
	# addons: &clang36
	# apt:
	# packages: ["clang-3.6", "valgrind", "libc6-dbg", "g++-6"]
	# sources: *apt_sources

	# # Clang 3.7
	# - env: COMPILER=clang++-3.7
	# addons: &clang37
	# apt:
	# packages: ["clang-3.7", "valgrind", "libc6-dbg", "g++-6"]
	# sources: *apt_sources

	# # Clang 3.8
	# - env: COMPILER=clang++-3.8 HAS_ASAN=true HAS_UBSAN=true # no HAS_TSAN - see errors: https://travis-ci.org/doctest/doctest/builds/417926743
	# addons: &clang38
	# apt:
	# packages: ["clang-3.8", "valgrind", "libc6-dbg", "g++-6"]
	# sources: *apt_sources

	# # Clang 3.9
	# - env: COMPILER=clang++-3.9 # no HAS_ASAN/HAS_UBSAN - see errors: https://travis-ci.org/doctest/doctest/jobs/386263910
	# addons: &clang39
	# apt:
	# packages: ["clang-3.9", "valgrind", "libc6-dbg", "g++-6"]
	# sources: *apt_sources

	# # Clang 4.0
	# - env: COMPILER=clang++-4.0 HAS_ASAN=true HAS_UBSAN=true HAS_TSAN=true
	# sudo: required # see this issue for more details: https://github.com/travis-ci/travis-ci/issues/9033
	# addons: &clang40
	# apt:
	# packages: ["clang-4.0", "valgrind", "libc6-dbg", "g++-6"]
	# sources: *apt_sources

	# # Clang 5.0
	# - env: COMPILER=clang++-5.0 HAS_ASAN=true HAS_UBSAN=true HAS_TSAN=true
	# sudo: required # see this issue for more details: https://github.com/travis-ci/travis-ci/issues/9033
	# addons: &clang50
	# apt:
	# packages: ["clang-5.0", "valgrind", "libc6-dbg", "g++-6"]
	# sources: *apt_sources

	# # Clang 6.0
	# - env: COMPILER=clang++-6.0 HAS_ASAN=true HAS_UBSAN=true HAS_TSAN=true
	# sudo: required # see this issue for more details: https://github.com/travis-ci/travis-ci/issues/9033
	# addons: &clang60
	# apt:
	# packages: ["clang-6.0", "valgrind", "libc6-dbg", "g++-6"]
	# sources: *apt_sources

	# # Clang 7
	# - env: COMPILER=clang++-7 HAS_ASAN=true HAS_UBSAN=true HAS_TSAN=true
	# sudo: required # see this issue for more details: https://github.com/travis-ci/travis-ci/issues/9033
	# addons: &clang7
	# apt:
	# packages: ["clang-7", "valgrind", "libc6-dbg", "g++-6"]
	# sources: *apt_sources

	# # Clang 8
	# - env: COMPILER=clang++-8 HAS_ASAN=true HAS_UBSAN=true HAS_TSAN=true
	# sudo: required # see this issue for more details: https://github.com/travis-ci/travis-ci/issues/9033
	# addons: &clang8
	# apt:
	# packages: ["clang-8", "valgrind", "libc6-dbg", "g++-6"]
	# sources: *apt_sources

	# # Clang 9
	# - env: COMPILER=clang++-9 HAS_ASAN=true HAS_UBSAN=true HAS_TSAN=true
	# sudo: required # see this issue for more details: https://github.com/travis-ci/travis-ci/issues/9033
	# addons: &clang9
	# apt:
	# packages: ["clang-9", "valgrind", "libc6-dbg", "g++-6"]
	# sources: *apt_sources

	# # Clang 10
	# - env: COMPILER=clang++-10 HAS_ASAN=true HAS_UBSAN=true HAS_TSAN=true
	# sudo: required # see this issue for more details: https://github.com/travis-ci/travis-ci/issues/9033
	# addons: &clang9
	# apt:
	# packages: ["clang-10", "valgrind", "libc6-dbg", "g++-6"]
	# sources: *apt_sources

	# # Xcode 9.4 Clang
	# - env: COMPILER=clang++ HAS_UBSAN=true HAS_TSAN=true # no HAS_ASAN - errors since using thread_local even in single-threaded cases - see errors: https://travis-ci.org/doctest/doctest/builds/417181981
	# osx_image: xcode9.4
	# os: osx

	# # Xcode 10.0 Clang
	# - env: COMPILER=clang++ HAS_ASAN=true HAS_UBSAN=true HAS_TSAN=true
	# osx_image: xcode10
	# os: osx

	# # Xcode 10.2 Clang
	# - env: COMPILER=clang++ HAS_ASAN=true HAS_UBSAN=true HAS_TSAN=true
	# osx_image: xcode10.2
	# os: osx

	# # Xcode 11.2 Clang
	# - env: COMPILER=clang++ HAS_ASAN=true HAS_UBSAN=true HAS_TSAN=true
	# osx_image: xcode11.2
	# os: osx

	# # OSX LLVM-GCC
	# - env: COMPILER=g++ HAS_ASAN=true HAS_TSAN=true
	# compiler: gcc
	# osx_image: xcode10
	# os: osx

	# allow_failures:

	# # static code analysis
	# - env: COMPILER=clang++-4.0 STATIC_CODE_ANALYSIS=true

	# # seems to not be present yet: https://travis-ci.org/github/doctest/doctest/jobs/688097537
	# # GCC 10
	# - env: COMPILER=g++-10 HAS_ASAN=true HAS_UBSAN=true HAS_TSAN=true SANITIZER_CXX_FLAGS="-fuse-ld=gold -static-libasan" TSAN_CXX_FLAGS="-ltsan"
	# compiler: gcc
	# sudo: required

	# # Clang 10
	# - env: COMPILER=clang++-10 HAS_ASAN=true HAS_UBSAN=true HAS_TSAN=true
	# sudo: required

	# install:
	# - if [[ "${CODE_COVERAGE}" == "true" ]]; then gem install coveralls-lcov ; fi

	# ############################################################################
	# # All the dependencies are installed in ${TRAVIS_BUILD_DIR}/deps/
	# ############################################################################

	# # Make a dir for all
	# - DEPS_DIR="${TRAVIS_BUILD_DIR}/deps"
	# - mkdir -p ${DEPS_DIR} && cd ${DEPS_DIR}

	# # Install a recent CMake
	# - \|
	# if [[ "${TRAVIS_OS_NAME}" == "linux" ]]; then
	# CMAKE_URL="http://www.cmake.org/files/v3.7/cmake-3.7.2-Linux-x86_64.tar.gz"
	# mkdir cmake && travis_retry wget --no-check-certificate --quiet -O - ${CMAKE_URL} \| tar --strip-components=1 -xz -C cmake
	# export PATH=${DEPS_DIR}/cmake/bin:${PATH}
	# fi

	# # Install OCLint
	# - \|
	# if [[ "${STATIC_CODE_ANALYSIS}" = "true" ]]; then
	# OCLINT_URL="https://github.com/oclint/oclint/releases/download/v0.12/oclint-0.12-x86_64-linux-3.13.0-112-generic.tar.gz"
	# mkdir oclint && travis_retry wget --no-check-certificate --quiet -O - ${OCLINT_URL} \| tar --strip-components=1 -xz -C oclint
	# export PATH=${DEPS_DIR}/oclint/bin:${PATH}
	# fi

	# # Go back to ${TRAVIS_BUILD_DIR}
	# - cd ${TRAVIS_BUILD_DIR}

	# ############################################################################
	# # Install stuff with homebrew under OSX
	# ############################################################################

	# - \|
	# if [[ "${TRAVIS_OS_NAME}" == "osx" ]]; then
	# brew update
	# # brew install ccache
	# # brew install valgrind
	# # cmake
	# if brew list -1 \| grep -q "^cmake\$"; then
	# brew outdated cmake \|\| brew upgrade cmake
	# else
	# brew install cmake
	# fi
	# fi

	# - export CXX="${COMPILER}"
	# # - export CXX="ccache ${COMPILER}"
	# # - ccache -s

	# before_script:
	# - ${CXX} --version

	# script:
	# # coverage
	# - \|
	# if [[ "${CODE_COVERAGE}" = "true" ]]; then
	# cmake ${CMAKE_OPTIONS_GLOBAL} ${CMAKE_OPTIONS} -DCMAKE_CXX_COMPILER=${CXX} -DCMAKE_CXX_FLAGS="-fprofile-arcs -ftest-coverage -std=c++0x" -DCMAKE_BUILD_TYPE=Debug . \|\| exit 1
	# make -k -j2 \|\| exit 1
	# ctest -j2 --output-on-failure \|\| exit 1

	# lcov -d . -c -o coverage.info # parse coverage data
	# lcov -r coverage.info "/usr*" -o coverage.info # remove data for system headers
	# lcov -r coverage.info "$(readlink -f examples)/*" -o coverage.info # remove data for .cpp files
	# lcov -r coverage.info "$(readlink -f scripts)/*" -o coverage.info # remove data for .cpp files
	# lcov -l coverage.info # just list a short summary of the results
	# coveralls-lcov --repo-token=${COVERALLS_REPO_TOKEN} coverage.info # upload results

	# # do not continue with other build configurations after that
	# exit
	# fi

	# # static code analysis
	# - \|
	# if [[ "${STATIC_CODE_ANALYSIS}" = "true" ]]; then
	# # setup a test file "doctest.cpp" that is the header + a test case at the end
	# echo "#define DOCTEST_CONFIG_IMPLEMENT_WITH_MAIN\n" >> doctest.cpp
	# cat doctest/doctest.h >> doctest.cpp
	# echo -e "TEST_CASE(\"\") {\n\tint a = 6;\n\tSUBCASE(\"\") a = 5;\n\tCAPTURE(a);\n\tCHECK(a == 6);\n}\n" >> doctest.cpp

	# # cppcheck
	# cppcheck doctest.cpp --enable=all --suppress=unmatchedSuppression --suppress=missingIncludeSystem --suppress=unusedFunction --suppress=functionConst --inline-suppr --platform=unix64 --inconclusive --std=posix --inconclusive -v --error-exitcode=1 --template "{file}({line}): {severity} ({id}): {message}"

	# # oclint
	# oclint doctest.cpp -disable-rule=ShortVariableName -disable-rule=LongLine -disable-rule=LongMethod -disable-rule=HighNcssMethod -disable-rule=LongVariableName -disable-rule=HighCyclomaticComplexity -disable-rule=HighNPathComplexity -disable-rule=UnusedLocalVariable -disable-rule=DoubleNegative -disable-rule=MultipleUnaryOperator -disable-rule=DeepNestedBlock \|\| exit 1

	# # clang-tidy
	# cd scripts/playground
	# cmake ${CMAKE_OPTIONS_GLOBAL} ${CMAKE_OPTIONS} -DCMAKE_CXX_COMPILER=${CXX} . \|\| exit 1
	# clang-tidy-4.0 -std=c++11 -p=. .cpp -header-filter=. -warnings-as-errors=* -checks='*,-misc-misplaced-widening-cast,-misc-macro-parentheses,-misc-definitions-in-headers,-misc-unused-parameters,-llvm-header-guard,-llvm-include-order,-google-readability-braces-around-statements,-google-runtime-references,-google-readability-todo,-google-build-using-namespace,-google-explicit-constructor,-cert-err58-cpp,-cppcoreguidelines-pro-type-vararg,-cppcoreguidelines-pro-bounds-pointer-arithmetic,-cppcoreguidelines-pro-bounds-array-to-pointer-decay,-cppcoreguidelines-special-member-functions,-cppcoreguidelines-pro-type-reinterpret-cast,-cppcoreguidelines-pro-bounds-constant-array-index,-cppcoreguidelines-pro-type-member-init,-cppcoreguidelines-pro-type-union-access,-clang-analyzer-security.insecureAPI.strcpy,-modernize-loop-convert,-modernize-use-auto,-modernize-use-bool-literals,-readability-braces-around-statements,-readability-named-parameter,-readability-else-after-return,-readability-redundant-declaration,-readability-implicit-bool-cast,-clang-diagnostic-variadic-macros,-clang-diagnostic-c++11-compat' \|\| exit 1

	# # do not continue with other build configurations after that
	# exit
	# fi

	# # initial run with options
	# - cmake ${CMAKE_OPTIONS_GLOBAL} ${CMAKE_OPTIONS} -DCMAKE_CXX_COMPILER=${CXX} .

	# # set the common CXX flags
	# - export CXX_FLAGS="${CXX_FLAGS} -std=c++0x"

	# # debug
	# - cmake -DCMAKE_BUILD_TYPE=Debug -DCMAKE_CXX_FLAGS="${CXX_FLAGS}" .
	# - make clean && make -k -j2
	# - if [[ "${TRAVIS_OS_NAME}" == "linux" ]]; then cmake -DDOCTEST_TEST_MODE=VALGRIND . && ctest -j2 --output-on-failure ; fi
	# - cmake -DDOCTEST_TEST_MODE=COMPARE . && ctest -j2 --output-on-failure
	# # release
	# - cmake -DCMAKE_BUILD_TYPE=Release -DCMAKE_CXX_FLAGS="${CXX_FLAGS}" .
	# - make clean && make -k -j2
	# - if [[ "${TRAVIS_OS_NAME}" == "linux" ]]; then cmake -DDOCTEST_TEST_MODE=VALGRIND . && ctest -j2 --output-on-failure ; fi
	# - cmake -DDOCTEST_TEST_MODE=COMPARE . && ctest -j2 --output-on-failure

	# # sanitizers - again Debug/Release configs through address/undefined/thread sanitizers
	# # on separate commands because when something fails I want to see which one exactly
	# - cmake -DDOCTEST_TEST_MODE=NORMAL .

	# - export ASAN_OPTIONS=verbosity=2:strict_string_checks=true:detect_odr_violation=2:detect_stack_use_after_return=true:check_initialization_order=true:strict_init_order=true
	# - if [[ "${HAS_ASAN}" = "true" ]]; then cmake -DCMAKE_BUILD_TYPE=Debug -DCMAKE_CXX_FLAGS="${CXX_FLAGS} ${SANITIZER_CXX_FLAGS} -g -fno-omit-frame-pointer -fsanitize=address" . && make clean && make -k -j2 && ctest -j2 --output-on-failure ; fi
	# - if [[ "${HAS_ASAN}" = "true" ]]; then cmake -DCMAKE_BUILD_TYPE=Release -DCMAKE_CXX_FLAGS="${CXX_FLAGS} ${SANITIZER_CXX_FLAGS} -g -fno-omit-frame-pointer -fsanitize=address" . && make clean && make -k -j2 && ctest -j2 --output-on-failure ; fi

	# - export UBSAN_OPTIONS=verbosity=2
	# - if [[ "${HAS_UBSAN}" = "true" ]]; then cmake -DCMAKE_BUILD_TYPE=Debug -DCMAKE_CXX_FLAGS="${CXX_FLAGS} ${SANITIZER_CXX_FLAGS} -g -fno-omit-frame-pointer -fsanitize=undefined" . && make clean && make -k -j2 && ctest -j2 --output-on-failure ; fi
	# - if [[ "${HAS_UBSAN}" = "true" ]]; then cmake -DCMAKE_BUILD_TYPE=Release -DCMAKE_CXX_FLAGS="${CXX_FLAGS} ${SANITIZER_CXX_FLAGS} -g -fno-omit-frame-pointer -fsanitize=undefined" . && make clean && make -k -j2 && ctest -j2 --output-on-failure ; fi

	# - export TSAN_OPTIONS=verbosity=2:force_seq_cst_atomics=1
	# - if [[ "${HAS_TSAN}" = "true" ]]; then cmake -DCMAKE_BUILD_TYPE=Debug -DCMAKE_CXX_FLAGS="${CXX_FLAGS} ${SANITIZER_CXX_FLAGS} -g -fno-omit-frame-pointer -fsanitize=thread -pie -fPIE ${TSAN_CXX_FLAGS}" . && make clean && make -k -j2 && ctest -j2 --output-on-failure ; fi
	# - if [[ "${HAS_TSAN}" = "true" ]]; then cmake -DCMAKE_BUILD_TYPE=Release -DCMAKE_CXX_FLAGS="${CXX_FLAGS} ${SANITIZER_CXX_FLAGS} -g -fno-omit-frame-pointer -fsanitize=thread -pie -fPIE ${TSAN_CXX_FLAGS}" . && make clean && make -k -j2 && ctest -j2 --output-on-failure ; fi

	# # test without rtti - just Debug
	# - cmake -DCMAKE_BUILD_TYPE=Debug -DCMAKE_CXX_FLAGS="${CXX_FLAGS} -fno-rtti" .
	# - make clean && make -k -j2
	# - cmake -DDOCTEST_TEST_MODE=COMPARE . && ctest -j2 --output-on-failure

	# # test only compilation without exceptions - just Debug
	# - cmake -DCMAKE_BUILD_TYPE=Debug -DCMAKE_CXX_FLAGS="${CXX_FLAGS} -fno-exceptions -DDOCTEST_CONFIG_NO_EXCEPTIONS_BUT_WITH_ALL_ASSERTS" .
	# - make clean && make -k -j2

	# # - ccache -s

	# #after_script:
	# # - cat compile_commands.json