[Laszlo-dev] [Laszlo-checkins] r8118 - openlaszlo/trunk/WEB-INF/lps/server/src/org/openlaszlo/sc
dda at ddanderson.com
Fri Feb 29 07:38:29 PST 2008
On Feb 28, 2008, at 1:03 PM, P T Withington wrote:
> On 2008-02-27, at 17:08 EST, dda at openlaszlo.org wrote:
>> There is also a fix to the ParseTreePrinter so that it knows how
>> to print
>> 'cast'. This wasn't needed before to print final output from
>> JS1, since
>> casts were always removed. Casts are generated in the dependency
>> so they will work with SWF9 - without it, the flex compile
>> about references to nonexistant dependency functions.
>> Downcasting to
>> Object makes the compiler *less* strict and accepting of any
>> function name.
>> The output from the simple dependency given above has been tested
>> compile with flex2 as a proof of concept.
> FWIW, The flex compiler has the same loophole that we have in our
> swf compiler to get around checking. To call a dynamic function or
> access a dynamic value, instead of:
> you write:
> In other words, using `` to access members instead of `.` turns
> off the compiler optimization (which results in the compiler
I wonder if  is the same, performance wise as doing cast to Object.
It might be relevant - see below.
> Eventually we will want to tweak the generator to not use the cast
> or ``, because these dependency functions _should_ all be known at
> compile time.
I think there are things outside our tree that can be called. For
example, can't a function call into
the flex2 library - and we don't want to do call
Or is that not allowed in these sorts of functions?
Java/C/C++, Berkeley DB, systems consultant
email: dda at ddanderson.com
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