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IF(NOT DEFINED MODF_OK)
TRY_RUN(RUN_RESULT COMPILE_RESULT
"${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeTmp/"
"${CMAKE_CURRENT_LIST_DIR}/TestModF.c"
COMPILE_OUTPUT_VARIABLE COMPILE_OUT
RUN_OUTPUT_VARIABLE RUN_OUT
)
if(RUN_RESULT EQUAL 0)
message("-- copysign(1.0, modf(-0.0, _)) == -1.0 (ok)")
set(MODF_OK 1 CACHE INTERNAL "modf is ok")
else()
set(MODF_OK 0 CACHE INTERNAL "modf is broken")
message("-- copysign(1.0, modf(-0.0, _)) == 1.0 (broken)")
endif()
endif(NOT DEFINED MODF_OK)
|
