The MASTER directive specifies a block of code to be executed by the master thread of the team. It takes the following form:
Rules and Behavior
When the MASTER directive is specified, the other threads in the team skip the enclosed block (section) of code and continue execution. There is no implied barrier, either on entry to or exit from the master section.
The following example forces the master thread to execute the routines OUTPUT and INPUT:
c$OMP PARALLEL DEFAULT(SHARED) CALL WORK(X) c$OMP MASTER CALL OUTPUT(X) CALL INPUT(Y) c$OMP END MASTER CALL WORK(Y) c$OMP END PARALLEL