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Merge pull request #64051 from azat/build/freebsd-fix

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Fix searching for libclang_rt.builtins.*.a on FreeBSD
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Alexey Milovidov 2024-05-20 05:11:25 +02:00 committed by GitHub
commit 921e44a616
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1 changed files with 14 additions and 2 deletions
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16
cmake/freebsd/default_libs.cmake
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@ -1,11 +1,23 @@
set (DEFAULT_LIBS "-nodefaultlibs")
if (${CMAKE_SYSTEM_PROCESSOR} STREQUAL "amd64")
execute_process (COMMAND ${CMAKE_CXX_COMPILER} --print-file-name=libclang_rt.builtins-x86_64.a OUTPUT_VARIABLE BUILTINS_LIBRARY OUTPUT_STRIP_TRAILING_WHITESPACE)
set(system_processor "x86_64")
else ()
execute_process (COMMAND ${CMAKE_CXX_COMPILER} --print-file-name=libclang_rt.builtins-${CMAKE_SYSTEM_PROCESSOR}.a OUTPUT_VARIABLE BUILTINS_LIBRARY OUTPUT_STRIP_TRAILING_WHITESPACE)
set(system_processor "${CMAKE_SYSTEM_PROCESSOR}")
endif ()
file(GLOB bprefix "/usr/local/llvm${COMPILER_VERSION_MAJOR}/lib/clang/${COMPILER_VERSION_MAJOR}/lib/${system_processor}-portbld-freebsd*/")
message(STATUS "-Bprefix: ${bprefix}")
execute_process(COMMAND ${CMAKE_CXX_COMPILER} -Bprefix=${bprefix} --print-file-name=libclang_rt.builtins-${system_processor}.a OUTPUT_VARIABLE BUILTINS_LIBRARY OUTPUT_STRIP_TRAILING_WHITESPACE)
# --print-file-name simply prints what you passed in case of nothing was resolved, so let's try one other possible option
if (BUILTINS_LIBRARY STREQUAL "libclang_rt.builtins-${system_processor}.a")
execute_process(COMMAND ${CMAKE_CXX_COMPILER} -Bprefix=${bprefix} --print-file-name=libclang_rt.builtins.a OUTPUT_VARIABLE BUILTINS_LIBRARY OUTPUT_STRIP_TRAILING_WHITESPACE)
endif()
if (BUILTINS_LIBRARY STREQUAL "libclang_rt.builtins.a")
message(FATAL_ERROR "libclang_rt.builtins had not been found")
endif()
set (DEFAULT_LIBS "${DEFAULT_LIBS} ${BUILTINS_LIBRARY} ${COVERAGE_OPTION} -lc -lm -lrt -lpthread")
message(STATUS "Default libraries: ${DEFAULT_LIBS}")