pcre2test(1) on Linux
The text dca099d676a8, as Debian 9 (Stretch) shipped it.
a program for testing Perl-compatible regular expressions.
Flags it lists
-
-16 -
-32 -
-8 -
-C -
-S -
-T -
-TM -
-b -
-d -
-dfa -
-error -
-help -
-i -
-jit -
-pattern -
-q -
-subject -
-t -
-tm -
-version