X-Git-Url: http://git.joshuawise.com/snipe.git/blobdiff_plain/469e60eb4974bf3fc47cfa5b9a33b14983bec135..e63d3705454c62fd1eff1c0c9cd78f042e621fbc:/parse/ast.sml

diff --git a/parse/ast.sml b/parse/ast.sml
index ce756ab..9645f6a 100644
--- a/parse/ast.sml
+++ b/parse/ast.sml
@@ -38,6 +38,7 @@ sig
 
   datatype exp =
      Var of ident
+   | Cast of Type.vtype * exp
    | ConstExp of Word32.word
    | StringExp of string
    | OpExp of oper * exp list
@@ -109,6 +110,7 @@ struct
 
   datatype exp =
      Var of ident
+   | Cast of Type.vtype * exp
    | ConstExp of Word32.word
    | StringExp of string
    | OpExp of oper * exp list
@@ -172,6 +174,7 @@ struct
       | pp_oper GE = ">="
 
     fun pp_exp (Var(id)) = pp_ident id
+      | pp_exp (Cast(ty, exp)) = "["^(Type.Print.pp_type ty)^"]"^(pp_exp exp)
       | pp_exp (ConstExp(c)) = Word32Signed.toString c
       | pp_exp (StringExp(s)) = "\"" ^ s ^ "\""
       | pp_exp (OpExp(oper, [e])) =