cmake HAVE__UNWIND_BACKTRACE examples

Lewuathe/mlir-hello thirdparty/llvm-project/llvm/cmake/config-ix.cmake :315 

check_symbol_exists(_Unwind_Backtrace "unwind.h" HAVE__UNWIND_BACKTRACE)

GoSSIP-SJTU/TripleDoggy cmake/config-ix.cmake :180 

check_symbol_exists(_Unwind_Backtrace "unwind.h" HAVE__UNWIND_BACKTRACE)

qtfreet00/llvm-obfuscator cmake/config-ix.cmake :170 

check_symbol_exists(_Unwind_Backtrace "unwind.h" HAVE__UNWIND_BACKTRACE)

google/glog CMakeLists.txt :96 

check_cxx_symbol_exists (_Unwind_Backtrace unwind.h HAVE__UNWIND_BACKTRACE)

google/glog CMakeLists.txt :106 

endif (HAVE__UNWIND_BACKTRACE AND HAVE__UNWIND_GETIP)

root-project/root interpreter/llvm-project/llvm/cmake/config-ix.cmake :278 

check_symbol_exists(_Unwind_Backtrace "unwind.h" HAVE__UNWIND_BACKTRACE)

o2e/OLLVM-9.0.1 cmake/config-ix.cmake :197 

check_symbol_exists(_Unwind_Backtrace "unwind.h" HAVE__UNWIND_BACKTRACE)

yrnkrn/zapcc cmake/config-ix.cmake :205 

check_symbol_exists(_Unwind_Backtrace "unwind.h" HAVE__UNWIND_BACKTRACE)

NVIDIA/MDL-SDK src/mdl/jit/llvm/dist/cmake/config-ix.cmake :214 

check_symbol_exists(_Unwind_Backtrace "unwind.h" HAVE__UNWIND_BACKTRACE)

yazhiwang/ollvm-tll cmake/config-ix.cmake :205 

check_symbol_exists(_Unwind_Backtrace "unwind.h" HAVE__UNWIND_BACKTRACE)

GANGE666/xVMP src/cmake/config-ix.cmake :185 

check_symbol_exists(_Unwind_Backtrace "unwind.h" HAVE__UNWIND_BACKTRACE)