message: vhdl: optimize selected_expressions
diff: @@ -912,15 +912,14 @@ selected_waveform_assignment:
  ;
  selected_waveforms:
  waveform KW_WHEN choices (COMMA waveform KW_WHEN choices)*
  -
  ;
  selected_force_assignment:
  KW_WITH expression KW_SELECT ( QUESTIONMARK )?
  target CONASGN KW_FORCE ( force_mode )? selected_expressions SEMI
  ;
  selected_expressions:
  - ( expression KW_WHEN choices COMMA )*
  - expression KW_WHEN choices
  + expression KW_WHEN choices ( COMMA
  + expression KW_WHEN choices )*
  ;
  variable_assignment_statement:
  simple_variable_assignment
  