--- a/parser.js	Tue Jul 22 08:35:30 2014 -0700
+++ b/parser.js	Tue Jul 22 18:31:31 2014 -0700
@@ -46,9 +46,10 @@
 	return val;
 };
 
-function floatlit(val)
+function floatlit(val, bits)
 {
 	this.val = val;
+	this.bits = bits;
 }
 floatlit.prototype.valueOf = function() {
 	return '' + val;
@@ -206,7 +207,7 @@
 'muldiv = left:primlitsym pieces:(hws ("*"/"/"/"%") ws primlitsym)* { if (pieces.length) { var cur = new op(left, pieces[0][1], pieces[0][3]); for (var i = 1; i < pieces.length; i++) { cur = new op(cur, pieces[i][1], pieces[i][3]); } return cur; } else { return left; } };'+
 'primlitsym = hws val:(float / hex / binary / int / string / symbol / object / array / list / lambda / "(" ws expr:expr hws ")" { return expr; }) { return val; };' +
 'symbol = chars:[a-zA-Z_!?@]+ trailing:(":"? [a-zA-Z_!?@0-9])* ! ":" { for (var i = 0; i < trailing.length; i++) { trailing[i] = trailing[i].join(""); } return new symbol(chars.join("") + trailing.join("")); };' +
-'float = digits:[0-9]+ "." decimals:[0-9]+ { return new floatlit(parseFloat(digits.join("") + "." + decimals.join(""))); };' +
+'float = digits:[0-9]+ "." decimals:[0-9]+ size:("f" ("32" / "64"))? { var bits = size ? parseInt(size[1], 10) : 64; return new floatlit(parseFloat(digits.join("") + "." + decimals.join("")), bits); };' +
 'binary = "0b" digits:[01]+ { return new intlit(parseInt(digits.join(""), 2)); };' +
 'hex = "0x" digits:[0-9a-fA-F]+ size:([iu] ("8" / "16" / "32" / "64"))? { var bits = size ? parseInt(size[1], 10) : 0; return new intlit(parseInt(digits.join(""), 16), bits, size[0] == "u"); };' +
 'int = sign:"-"? digits:[0-9]+ size:([iu] ("8" / "16" / "32" / "64"))? { var bits = size ? parseInt(size[1], 10) : 0; return new intlit(parseInt(sign + digits.join(""), 10), bits, size[0] == "u"); };' +