re2c(1) on Linux
The text 9120446e6198, as Debian 10 (Buster) shipped it.
convert regular expressions to C/C++ code
Flags it lists
-
--bit-vectors -
--case-insensitive -
--case-inverted -
--computed-gotos -
--conditions -
--debug-output -
--dfa-minimization -
--dump-adfa -
--dump-dfa-det -
--dump-dfa-min -
--dump-dfa-raw -
--dump-dfa-tagopt -
--dump-nfa -
--eager-skip -
--ecb -
--emit-dot -
--empty-class -
--encoding-policy -
--flex-syntax -
--help -
--input -
--nested-ifs -
--no-debug-info -
--no-generation-date -
--no-lookahead -
--no-optimize-tags -
--no-version -
--posix-captures -
--reusable -
--single-pass -
--skeleton -
--start-conditions -
--storable-state -
--tags -
--unicode -
--utf-16 -
--utf-8 -
--vernum -
--version -
--wide-chars -
-1 -
-8 -
-? -
-D -
-F -
-P -
-S -
-T -
-V -
-W -
-Wcondition-order -
-Wempty-character-class -
-Werror -
-Wmatch-empty-string -
-Wnondeterministic-tags -
-Wswapped-range -
-Wundefined-control-flow -
-Wunreachable-rules -
-Wuseless-escape -
-b -
-c -
-d -
-e -
-f -
-g -
-h -
-i -
-r -
-s -
-u -
-v -
-w -
-x