do not intrinsify C functions for the test cases
do not intrinsify C functions for the test cases

lxp/sulong,grimmerm/sulong,PrinzKatharina/sulong,lxp/sulong,PrinzKatharina/sulong,grimmerm/sulong,crbb/sulong,crbb/sulong,PrinzKatharina/sulong,crbb/sulong,crbb/sulong,lxp/sulong,grimmerm/sulong,PrinzKatharina/sulong,lxp/sulong,grimmerm/sulong