--- a/src/luan/interp/NumericForStmt.java	Thu Dec 20 02:54:06 2012 +0000
+++ b/src/luan/interp/NumericForStmt.java	Fri Dec 21 10:45:54 2012 +0000
@@ -3,16 +3,18 @@
 import luan.Lua;
 import luan.LuaNumber;
 import luan.LuaException;
+import luan.LuaSource;
 
 
-final class NumericForStmt implements Stmt {
+final class NumericForStmt extends CodeImpl implements Stmt {
 	private final int iVar;
 	private final Expr fromExpr;
 	private final Expr toExpr;
 	private final Expr stepExpr;
 	private final Stmt block;
 
-	NumericForStmt(int iVar,Expr fromExpr,Expr toExpr,Expr stepExpr,Stmt block) {
+	NumericForStmt(LuaSource.Element se,int iVar,Expr fromExpr,Expr toExpr,Expr stepExpr,Stmt block) {
+		super(se);
 		this.iVar = iVar;
 		this.fromExpr = fromExpr;
 		this.toExpr = toExpr;
@@ -21,9 +23,9 @@
 	}
 
 	@Override public void eval(LuaStateImpl lua) throws LuaException {
-		double v = Lua.checkNumber( fromExpr.eval(lua) ).value();
-		double limit = Lua.checkNumber( toExpr.eval(lua) ).value();
-		double step = Lua.checkNumber( stepExpr.eval(lua) ).value();
+		double v = lua.checkNumber( se, fromExpr.eval(lua) ).value();
+		double limit = lua.checkNumber( se, toExpr.eval(lua) ).value();
+		double step = lua.checkNumber( se, stepExpr.eval(lua) ).value();
 		try {
 			while( step > 0.0 && v <= limit || step < 0.0 && v >= limit ) {
 				lua.stackSet( iVar, new LuaNumber(v) );