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- -- source grammar for SL
- #program
- (. (* #stmt * ';' ) .) ##
- #stmt
- ( #assignment ! #while_op ) ##
- #assignment
- $Id ':=' #expression ##
- #while_op
- 'while' #expression 'do'
- (* #stmt * ';' ) 'od' ##
- #expression
- #arithm_expr [ '<' #arithm_expr ] ##
- #arithm_expr
- #term ;;
- '(' #arithm_expr '+' #arithm_expr ')' ##
- #term
- ( 1 ! #variable ) ##
- #variable
- ( w ! v ! x ! y ! z ) ##
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