public static Object eval(Object form) throws Exception{
	boolean createdLoader = false;
	if(true)//!LOADER.isBound())
		{
		Var.pushThreadBindings(RT.map(LOADER, RT.makeClassLoader()));
		createdLoader = true;
		}
	try
		{
		if(form instanceof IPersistentCollection
		   && !(RT.first(form) instanceof Symbol
		        && ((Symbol) RT.first(form)).name.startsWith("def")))
		        {
			FnExpr fexpr = (FnExpr) analyze(C.EXPRESSION, RT.list(FN, PersistentVector.EMPTY, form), "eval");
			IFn fn = (IFn) fexpr.eval();
			return fn.invoke();
			}
		else
			{
			Expr expr = analyze(C.EVAL, form);
			return expr.eval();
			}
		}
	catch(Throwable e)
		{
		if(!(e instanceof CompilerException))
			throw new CompilerException((String) SOURCE.deref(), (Integer) LINE.deref(), e);
		else
			throw (CompilerException) e;
		}
	finally
		{
		if(createdLoader)
			Var.popThreadBindings();
		}
}