template specialization template specialization partialSpecialization .*\S.* .*\S.* .*\S.* .*\S.* .*\S.* in out in,out \d+|\d+\.\d+|\d+\.\d+.\d+ \d+|\d+\.\d+|\d+\.\d+.\d+ \d+|\d+\.\d+|\d+\.\d+.\d+ preserve code verbatim .*\S.* .*\S.* .*\S.* .*\S.*