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Merge pull request #10615 from ClickHouse/llvm-binutils

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Cherry-pick half of #10585
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alexey-milovidov 2020-05-01 20:40:06 +03:00 committed by GitHub
commit 5594bd7042
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18
CMakeLists.txt
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@ -222,6 +222,24 @@ if (COMPILER_CLANG)
# Display absolute paths in error messages. Otherwise KDevelop fails to navigate to correct file and opens a new file instead.
set(COMPILER_FLAGS "${COMPILER_FLAGS} -fdiagnostics-absolute-paths")
# Always prefer llvm tools when using clang. For instance, we cannot use GNU ar when llvm LTO is enabled
find_program (LLVM_AR_PATH NAMES "llvm-ar" "llvm-ar-10" "llvm-ar-9" "llvm-ar-8")
if (LLVM_AR_PATH)
message(STATUS "Using llvm-ar: ${LLVM_AR_PATH}.")
set (CMAKE_AR ${LLVM_AR_PATH})
else ()
message(WARNING "Cannot find llvm-ar. System ar will be used instead. It does not work with ThinLTO.")
endif ()
find_program (LLVM_RANLIB_PATH NAMES "llvm-ranlib" "llvm-ranlib-10" "llvm-ranlib-9" "llvm-ranlib-8")
if (LLVM_RANLIB_PATH)
message(STATUS "Using llvm-ranlib: ${LLVM_RANLIB_PATH}.")
set (CMAKE_RANLIB ${LLVM_RANLIB_PATH})
else ()
message(WARNING "Cannot find llvm-ranlib. System ranlib will be used instead. It does not work with ThinLTO.")
endif ()
endif ()
option (ENABLE_LIBRARIES "Enable all libraries (Global default switch)" ON)