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# Tests whether the compiler is Intel icc and needs -i_dynamic
MACRO(TESTNO_ICC_IDYNAMIC_NEEDED VARIABLE LOCAL_TEST_DIR)
IF(NOT DEFINED "HAVE_${VARIABLE}")
TRY_RUN(${VARIABLE} HAVE_${VARIABLE}
${CMAKE_BINARY_DIR}
${LOCAL_TEST_DIR}/TestNO_ICC_IDYNAMIC_NEEDED.cxx
OUTPUT_VARIABLE OUTPUT)
MESSAGE(STATUS "Check if using the Intel icc compiler, and if -i_dynamic is needed... COMPILE_RESULT...${HAVE_${VARIABLE}} RUN_RESULT...${VARIABLE}\n")
IF(HAVE_${VARIABLE}) #Test compiled, either working intel w/o -i_dynamic, or another compiler
IF(${VARIABLE}) #Intel icc compiler, -i_dynamic not needed
FILE(APPEND ${CMAKE_BINARY_DIR}/CMakeFiles/CMakeError.log
"-i_dynamic not needed, (Not Intel icc, or this version of Intel icc does not conflict with OS glibc.")
MESSAGE(STATUS "-i_dynamic not needed, (Not Intel icc, or this version of Intel icc does not conflict with OS glibc.")
ELSE() #The compiler is not Intel icc
FILE(APPEND ${CMAKE_BINARY_DIR}/CMakeFiles/CMakeError.log
"The compiler ERROR--This should never happen")
MESSAGE(STATUS "The compiler ERROR--This should never happen")
ENDIF()
ELSE() #Test did not compile, either badly broken compiler, or intel -i_dynamic needed
FILE(APPEND ${CMAKE_BINARY_DIR}/CMakeFiles/CMakeError.log
"\tThe -i_dynamic compiler flag is needed for the Intel icc compiler on this platform.\n")
MESSAGE("The -i_dynamic compiler flag is needed for the Intel icc compiler on this platform.")
ENDIF()
FILE(APPEND ${CMAKE_BINARY_DIR}/CMakeFiles/CMakeError.log "TestNO_ICC_IDYNAMIC_NEEDED produced following output:\n${OUTPUT}\n\n")
ENDIF()
ENDMACRO()
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