The software described in this documentation is either in Extended Support or Sustaining Support. See https://www.oracle.com/us/support/library/enterprise-linux-support-policies-069172.pdf for more information.
Oracle recommends that you upgrade the software described by this documentation as soon as possible.

11.6.2 Pragmas

You can use compiler directives called pragmas in a D program. Pragma lines begin with a # character, and are usually placed at the beginning of a D program. The primary use of pragmas is to set run-time DTrace options. For example, the following pragma statements suppress all output except for traced data and permit destructive operations.

#pragma D option quiet
#pragma D option destructive