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# CMake Linux compiler configuration module
include_guard(GLOBAL)
include(ccache)
include(compiler_common)
option(ENABLE_COMPILER_TRACE "Enable Clang time-trace (required Clang and Ninja)" OFF)
mark_as_advanced(ENABLE_COMPILER_TRACE)
# gcc options for C
set(
_obs_gcc_c_options
-fno-strict-aliasing
-fopenmp-simd
-Wdeprecated-declarations
-Wempty-body
-Wenum-conversion
-Werror=return-type
-Wextra
-Wformat
-Wformat-security
-Wno-conversion
-Wno-float-conversion
-Wno-implicit-fallthrough
-Wno-missing-braces
-Wno-missing-field-initializers
-Wno-shadow
-Wno-sign-conversion
-Wno-trigraphs
-Wno-unknown-pragmas
-Wno-unused-function
-Wno-unused-label
-Wparentheses
-Wuninitialized
-Wunreachable-code
-Wunused-parameter
-Wunused-value
-Wunused-variable
-Wvla
)
add_compile_options(
-fopenmp-simd
"$<$<COMPILE_LANG_AND_ID:C,GNU>:${_obs_gcc_c_options}>"
"$<$<COMPILE_LANG_AND_ID:C,GNU>:-Wint-conversion;-Wno-missing-prototypes;-Wno-strict-prototypes;-Wpointer-sign>"
"$<$<COMPILE_LANG_AND_ID:CXX,GNU>:${_obs_gcc_c_options}>"
"$<$<COMPILE_LANG_AND_ID:CXX,GNU>:-Winvalid-offsetof;-Wno-overloaded-virtual>"
"$<$<COMPILE_LANG_AND_ID:C,Clang>:${_obs_clang_c_options}>"
"$<$<COMPILE_LANG_AND_ID:CXX,Clang>:${_obs_clang_cxx_options}>"
)
if(CMAKE_CXX_COMPILER_ID STREQUAL GNU)
# * Disable false-positive warning in GCC 12.1.0 and later
# * https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105562
if(CMAKE_C_COMPILER_VERSION VERSION_GREATER_EQUAL 12.1.0)
add_compile_options(-Wno-error=maybe-uninitialized)
endif()
# * Add warning for infinite recursion (added in GCC 12)
# * Also disable warnings for stringop-overflow due to https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106297
if(CMAKE_C_COMPILER_VERSION VERSION_GREATER_EQUAL 12.0.0)
add_compile_options(-Winfinite-recursion -Wno-stringop-overflow)
endif()
if(CMAKE_SYSTEM_PROCESSOR STREQUAL aarch64)
add_compile_options(-Wno-error=type-limits)
endif()
endif()
# Enable compiler and build tracing (requires Ninja generator)
if(ENABLE_COMPILER_TRACE AND CMAKE_GENERATOR STREQUAL "Ninja")
add_compile_options($<$<COMPILE_LANG_AND_ID:C,Clang>:-ftime-trace> $<$<COMPILE_LANG_AND_ID:CXX,Clang>:-ftime-trace>)
else()
set(ENABLE_COMPILER_TRACE OFF CACHE STRING "Enable Clang time-trace (required Clang and Ninja)" FORCE)
endif()
add_compile_definitions($<$<CONFIG:DEBUG>:DEBUG> $<$<CONFIG:DEBUG>:_DEBUG> SIMDE_ENABLE_OPENMP)
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