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Use fabi-version=17 by default with gcc

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This commit is contained in:
Matthias Hochsteger 2025-01-24 13:38:40 +01:00
parent 5292a09c94
commit 311ae9e89b
1 changed files with 15 additions and 13 deletions
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28
libsrc/core/CMakeLists.txt
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@ -24,7 +24,7 @@ if(EMSCRIPTEN)
target_compile_options(ngcore PUBLIC -sNO_DISABLE_EXCEPTION_CATCHING)
endif()
if (CMAKE_CXX_COMPILER_ID MATCHES "GNU")
if (CMAKE_CXX_COMPILER_ID MATCHES "GNU" AND USE_PYTHON)
# Python packages on Linux are compiled with the old ABI,
# make sure that the same ABI is used in plugins aswell
try_run(
@ -33,19 +33,21 @@ if (CMAKE_CXX_COMPILER_ID MATCHES "GNU")
RUN_OUTPUT_VARIABLE use_glibcxx_cxx11_abi
)
target_compile_definitions(ngcore PUBLIC -D_GLIBCXX_USE_CXX11_ABI=${use_glibcxx_cxx11_abi})
if(USE_PYTHON)
try_run(
ret_val can_compile
${CMAKE_BINARY_DIR} ${CMAKE_CURRENT_SOURCE_DIR}/_get_gxx_abi.cpp
RUN_OUTPUT_VARIABLE cxx_abi_version
)
if(${can_compile} AND (${ret_val} EQUAL 0))
# Different python modules using pybind11 need to use the same C++ ABI version
# for compatibility
message(STATUS "GNU C++ ABI version: ${cxx_abi_version}")
target_compile_options(ngcore PUBLIC "-fabi-version=${cxx_abi_version}")
try_run(
ret_val can_compile
${CMAKE_BINARY_DIR} ${CMAKE_CURRENT_SOURCE_DIR}/_get_gxx_abi.cpp
RUN_OUTPUT_VARIABLE default_cxx_abi_version
)
if(${can_compile} AND (${ret_val} EQUAL 0))
# Different python modules using pybind11 need to use the same C++ ABI version
# for compatibility
set(cxx_abi_version 17)
if(cxx_abi_version LESS default_cxx_abi_version)
set(cxx_abi_version ${default_cxx_abi_version})
endif()
endif(USE_PYTHON)
message(STATUS "GNU C++ ABI version: ${cxx_abi_version}")
target_compile_options(ngcore PUBLIC "-fabi-version=${cxx_abi_version}")
endif()
endif()
if(USE_PYTHON)