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function(stdgpu_set_host_flags STDGPU_OUTPUT_HOST_FLAGS)
# Clear list before appending flags
unset(${STDGPU_OUTPUT_HOST_FLAGS})
if(CMAKE_CXX_COMPILER_ID STREQUAL "GNU" OR CMAKE_CXX_COMPILER_ID STREQUAL "Clang")
list(APPEND ${STDGPU_OUTPUT_HOST_FLAGS} "-Wall")
list(APPEND ${STDGPU_OUTPUT_HOST_FLAGS} "-pedantic")
list(APPEND ${STDGPU_OUTPUT_HOST_FLAGS} "-Wextra")
list(APPEND ${STDGPU_OUTPUT_HOST_FLAGS} "-Wshadow")
list(APPEND ${STDGPU_OUTPUT_HOST_FLAGS} "-Wsign-compare")
list(APPEND ${STDGPU_OUTPUT_HOST_FLAGS} "-Wconversion")
list(APPEND ${STDGPU_OUTPUT_HOST_FLAGS} "-Wfloat-equal")
list(APPEND ${STDGPU_OUTPUT_HOST_FLAGS} "-Wundef")
list(APPEND ${STDGPU_OUTPUT_HOST_FLAGS} "-Wdouble-promotion")
if(STDGPU_COMPILE_WARNING_AS_ERROR AND CMAKE_VERSION VERSION_LESS 3.24)
list(APPEND ${STDGPU_OUTPUT_HOST_FLAGS} "-Werror")
endif()
if(CMAKE_BUILD_TYPE STREQUAL "Release" OR CMAKE_BUILD_TYPE STREQUAL "MinSizeRel")
list(APPEND ${STDGPU_OUTPUT_HOST_FLAGS} "-O3")
endif()
elseif(CMAKE_CXX_COMPILER_ID STREQUAL "MSVC")
list(APPEND ${STDGPU_OUTPUT_HOST_FLAGS} "/W2") # or /W3 or /W4 depending on how useful this is
if(STDGPU_COMPILE_WARNING_AS_ERROR AND CMAKE_VERSION VERSION_LESS 3.24)
list(APPEND ${STDGPU_OUTPUT_HOST_FLAGS} "/WX")
endif()
#list(APPEND ${STDGPU_OUTPUT_HOST_FLAGS} "/O2")
endif()
set(${STDGPU_OUTPUT_HOST_FLAGS} "$<$<COMPILE_LANGUAGE:CXX>:${${STDGPU_OUTPUT_HOST_FLAGS}}>")
# Make output variable visible
set(${STDGPU_OUTPUT_HOST_FLAGS} ${${STDGPU_OUTPUT_HOST_FLAGS}} PARENT_SCOPE)
endfunction()
# Auxiliary compiler flags for tests to be used with target_compile_options
function(stdgpu_set_test_host_flags STDGPU_OUTPUT_HOST_TEST_FLAGS)
if(CMAKE_CXX_COMPILER_ID STREQUAL "GNU" OR CMAKE_CXX_COMPILER_ID STREQUAL "Clang")
set(${STDGPU_OUTPUT_HOST_TEST_FLAGS} "$<$<COMPILE_LANGUAGE:CXX>:-Wno-deprecated-declarations>")
elseif(CMAKE_CXX_COMPILER_ID STREQUAL "MSVC")
set(${STDGPU_OUTPUT_HOST_TEST_FLAGS} "$<$<COMPILE_LANGUAGE:CXX>:/wd4996>")
endif()
# Make output variable visible
set(${STDGPU_OUTPUT_HOST_TEST_FLAGS} ${${STDGPU_OUTPUT_HOST_TEST_FLAGS}} PARENT_SCOPE)
endfunction()
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