, Flag "dsuppress-module-prefixes" (PassFlag addOpt)
, Flag "dppr-user-length" (AnySuffix addOpt)
, Flag "dopt-fuel" (AnySuffix addOpt)
+ , Flag "dtrace-level" (AnySuffix addOpt)
, Flag "dno-debug-output" (PassFlag addOpt)
, Flag "dstub-dead-values" (PassFlag addOpt)
-- rest of the debugging flags are dynamic