1
0
mirror of https://github.com/CLIUtils/CLI11.git synced 2025-04-30 04:33:53 +00:00
CLI11/cmake/CLI11Warnings.cmake
Philip Top faea921e40
chore: cmake reorganization (#768)
update conan and azure-pipelines to fix gcc 4.8 issue

make the CLI11 target sources only for newer CMake

Change the cmake to use subdirectory and move the library generation and warnings to separate files.
2022-08-25 08:14:59 -04:00

38 lines
1.2 KiB
CMake

# Special target that adds warnings. Is not exported.
add_library(CLI11_warnings INTERFACE)
set(unix-warnings -Wall -Wextra -pedantic -Wshadow -Wsign-conversion -Wswitch-enum)
# Clang warnings
# -Wfloat-equal could be added with Catch::literals and _a usage
if(CMAKE_CXX_COMPILER_ID MATCHES "Clang")
list(
APPEND
unix-warnings
-Wcast-align
-Wimplicit-atomic-properties
-Wmissing-declarations
-Woverlength-strings
-Wshadow
-Wstrict-selector-match
-Wundeclared-selector)
# -Wunreachable-code Doesn't work on Clang 3.4
endif()
# Buggy in GCC 4.8
if(CMAKE_CXX_COMPILER_ID STREQUAL "GNU" AND NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 4.9)
list(APPEND unix-warnings -Weffc++)
endif()
target_compile_options(
CLI11_warnings
INTERFACE $<$<BOOL:${CLI11_FORCE_LIBCXX}>:-stdlib=libc++>
$<$<CXX_COMPILER_ID:MSVC>:/W4
$<$<BOOL:${CLI11_WARNINGS_AS_ERRORS}>:/WX>>
$<$<NOT:$<CXX_COMPILER_ID:MSVC>>:${unix-warnings}
$<$<BOOL:${CLI11_WARNINGS_AS_ERRORS}>:-Werror>>)
if(NOT CMAKE_VERSION VERSION_LESS 3.13)
target_link_options(CLI11_warnings INTERFACE $<$<BOOL:${CLI11_FORCE_LIBCXX}>:-stdlib=libc++>)
endif()