• Top
  • Documentation
  • Books
  • Boolean-reasoning
  • Projects
  • Debugging
  • Std
  • Proof-automation
  • Macro-libraries
  • ACL2
  • Interfacing-tools
  • Hardware-verification
    • Gl
    • Esim
    • Vl2014
    • Sv
    • Vwsim
    • Fgl
    • Vl
      • Syntax
        • Vl-module
        • Vl-vardecl
        • Vl-fundecl
        • Vl-interface
        • Vl-design
        • Vl-assign
        • Vl-modinst
        • Vl-gateinst
        • Vl-taskdecl
        • Vl-portdecl
        • Vl-commentmap
        • Vl-dpiimport
        • Vl-ansi-portdecl
        • Vl-package
        • Vl-paramdecl
        • Vl-dpiexport
        • Vl-class
        • Vl-sort-blockitems-aux
        • Vl-plainarglist->exprs
        • Vl-taskdecllist->names
        • Expressions-and-datatypes
        • Vl-fundecllist->names
        • Vl-udp
        • Vl-port
        • Vl-genelement
        • Vl-clkdecl
        • Vl-parse-temps
        • Vl-bind
        • Vl-namedarg
        • Vl-exprdist
        • Vl-clkassign
        • Vl-range
        • Vl-propport
        • Vl-typedef
        • Vl-gatedelay
        • Vl-dimension
        • Vl-sequence
        • Vl-clkskew
        • Vl-program
        • Vl-gatestrength
        • Vl-property
        • Vl-config
        • Vl-always
        • Vl-import
        • Vl-repeateventcontrol
        • Vl-timeliteral
        • Vl-initial
        • Vl-eventcontrol
        • Vl-final
        • Vl-udpsymbol-p
        • Vl-maybe-clkskew
        • Vl-function-specialization
        • Vl-alias
        • Vl-maybe-nettypename
        • Vl-maybe-gatedelay
        • Vl-letdecl
        • Vl-direction-p
        • Vl-modelement
        • Vl-maybe-timeprecisiondecl
        • Vl-maybe-scopeid
        • Vl-maybe-gatestrength
        • Vl-maybe-direction
        • Vl-maybe-delayoreventcontrol
        • Vl-gclkdecl
        • Vl-fwdtypedef
        • Vl-maybe-udpsymbol-p
        • Vl-maybe-timeunitdecl
        • Vl-maybe-timeliteral
        • Vl-maybe-parse-temps
        • Vl-maybe-cstrength
        • Vl-arguments
        • Vl-maybe-module
          • Vl-maybe-module-fix
          • Vl-maybe-module-case
          • Vl-maybe-module-equiv
          • Vl-maybe-module-some
          • Vl-maybe-module-none
            • Make-vl-maybe-module-none
            • Change-vl-maybe-module-none
          • Vl-maybe-module-p
        • Vl-maybe-design
        • Vl-covergroup
        • Vl-udpline
        • Vl-timeunitdecl
        • Vl-genvar
        • Vl-defaultdisable
        • Vl-context1
        • Vl-timeprecisiondecl
        • Vl-sort-blockitems
        • Vl-elabtask
        • Vl-udpedge
        • Vl-delaycontrol
        • Vl-context
        • Vl-ctxelement
        • Vl-ctxelement->loc
        • Vl-modelement->loc
        • Statements
        • Vl-blockitem
        • Vl-vardecllist
        • Vl-interface->ifports
        • Vl-syntaxversion
        • Vl-nettypename-p
        • Vl-module->ifports
        • Vl-lifetime-p
        • Vl-paramdecllist
        • Vl-modelementlist->genelements
        • Vl-importlist
        • Vl-typedeflist
        • Vl-gatetype-p
        • Vl-cstrength-p
        • Vl-port->name
        • Vl-genelement->loc
        • Vl-delayoreventcontrol
        • Vl-udpentry-p
        • Vl-portdecllist
        • Vl-elabtask->loc
        • Property-expressions
        • Vl-taskdecllist
        • Vl-port->loc
        • Vl-fundecllist
        • Vl-sequencelist
        • Vl-propertylist
        • Vl-portlist
        • Vl-dpiimportlist
        • Vl-dpiexportlist
        • Vl-classlist
        • Vl-arguments->args
        • Vl-alwaystype-p
        • Vl-modinstlist
        • Vl-importpart-p
        • Vl-importpart-fix
        • Vl-bindlist
        • Vl-initiallist
        • Vl-genvarlist
        • Vl-gclkdecllist
        • Vl-function-specialization-map
        • Vl-finallist
        • Vl-elabtasklist
        • Vl-defaultdisablelist
        • Vl-clkdecllist
        • Vl-cassertionlist
        • Vl-blockstmt-p
        • Vl-assignlist
        • Vl-assertionlist
        • Vl-alwayslist
        • Vl-aliaslist
        • Vl-udptable
        • Vl-udplist
        • Vl-udpentrylist
        • Vl-propportlist
        • Vl-programlist
        • Vl-packagelist
        • Vl-namedarglist
        • Vl-modulelist
        • Vl-modportlist
        • Vl-modport-portlist
        • Vl-letdecllist
        • Vl-interfacelist
        • Vl-gateinstlist
        • Vl-fwdtypedeflist
        • Vl-covergrouplist
        • Vl-configlist
        • Vl-clkassignlist
        • Vl-blockitemlist
        • Vl-ansi-portdecllist
        • Vl-regularportlist
        • Vl-paramdecllist-list
        • Vl-modelementlist
        • Vl-interfaceportlist
        • Vl-casekey-p
        • Sv::maybe-4veclist
      • Loader
      • Warnings
      • Getting-started
      • Utilities
      • Printer
      • Kit
      • Mlib
      • Transforms
    • X86isa
    • Svl
    • Rtl
  • Software-verification
  • Math
  • Testing-utilities

• Vl-maybe-module

Vl-maybe-module-none

Represents that no vl-maybe-module is available, i.e., Nothing or None.

This is a product type, introduced by defoption in support of vl-maybe-module.

This is an atomic/empty structure; it has no fields.

Subtopics

Make-vl-maybe-module-none

Basic constructor macro for vl-maybe-module-none structures.

Change-vl-maybe-module-none

Modifying constructor for vl-maybe-module-none structures.