iverilog(1) on Linux
The text 4ae7b638890c, as Debian 9 (Stretch) shipped it.
Icarus Verilog compiler
Flags it lists
-
-Bbase -
-Dmacro -
-E -
-Iincludedir -
-Mmode -
-Mpath -
-Npath -
-Pparameter -
-S -
-V -
-Wclass -
-Ysuffix -
-cfile -
-dname -
-ffile -
-mmodule -
-o -
-pflag -
-s -
-ttarget -
-v -
-ylibdir