| OPENMP API Specification: "Version 5.2 -- GIT rev 95b2e3a44"
A reduction identifier is either an identifier or one of the following operators: +, - (deprecated), *, &, |, ^,
&& and ||.
A reduction identifier is either an id-expression or one of the following operators: +, - (deprecated), *, &,
|, ^, && and ||.
A reduction identifier is either a base language identifier, or a user-defined operator, or one of the following
operators: +, - (deprecated), *, .and., .or., .eqv., .neqv., or one of the following intrinsic
procedure names: max, min, iand, ior, ieor.