No error reported. I am looking at the browser's web console, not the
stdout text area on the page. I did not disable any web console logging,
and also I'm guessing it wouldn't print anything if it was disabled? it
does appear when I use C++ printf.
This is a build done with -O3, no debugging information, if that matters.
On Tuesday, November 3, 2015 at 12:37:49 PM UTC-5, Alon Zakai wrote:
>
> Do you get an error? That works for me. For example, this prints out a
> stack trace:
>
> #include <emscripten.h>
> int main() {
> EM_ASM(
> console.log('Callstack:' + stackTrace());
> );
> }
>
> Are you looking in the stdout area on the page, or the browser's web
> console? Also, the web console has options to disable logging showing up,
> you might have those disabled?
>
> On Tue, Nov 3, 2015 at 7:45 AM, Robert Goulet <[email protected]
> <javascript:>> wrote:
>
>> I tried calling stackTrace and it didn't work. Is there special build
>> flags we need to pass to enable it?
>>
>> Here is what I tried:
>>
>> EM_ASM(
>> console.log('Callstack:' + stackTrace());
>> );
>>
>> When I call C++ printf I see stuff in the console. But using JS
>> console.log never prints anything. Why?
>>
>>
>> On Wednesday, October 21, 2015 at 4:58:29 PM UTC-4, Alon Zakai wrote:
>>>
>>> Yeah, emscripten has jsStackTrace() which returns the JS stack, and
>>> stackTrace() which does the same with c++ names demangled.
>>>
>>> On Wed, Oct 21, 2015 at 1:52 PM, Brion Vibber <[email protected]> wrote:
>>>
>>>> You should be able to get a call stack by throwing a JS exception; if
>>>> using sufficient debug or profiling options in your build you should get
>>>> useful function names out of that, which is a huge help even if the full
>>>> debugger is not attached.
>>>>
>>>> Should be pretty easy to attach a JS library function to do that.
>>>>
>>>> -- brion
>>>>
>>>> On Wed, Oct 21, 2015 at 1:48 PM, Robert Goulet <[email protected]>
>>>> wrote:
>>>>
>>>>> Is there any easier way to trace down code, even without checked
>>>>> variables content, just to see the callstack?
>>>>>
>>>>> On Wednesday, October 21, 2015 at 3:58:55 PM UTC-4, Alon Zakai wrote:
>>>>>>
>>>>>> In my experience very large projects are indeed hard to get running
>>>>>> in browser debuggers. They just haven't been optimized for that size
>>>>>> code
>>>>>> yet, I think.
>>>>>>
>>>>>> I do most of my debugging using dump(), which writes to stdout in the
>>>>>> console firefox was started from. (You need to set
>>>>>> browser.dom.window.dump.enabled in about:config for that to work.) Or
>>>>>> alert() when I want things to be paused. Or just console.log() when the
>>>>>> amount of output is small.
>>>>>>
>>>>>> On Wed, Oct 21, 2015 at 11:02 AM, Robert Goulet <
>>>>>> [email protected]> wrote:
>>>>>>
>>>>>>> Hi all,
>>>>>>>
>>>>>>> I'm trying to setup debugging in-browser, but it doesn't work for
>>>>>>> me, and I am wondering if it's just related to the size of my project?
>>>>>>> Does
>>>>>>> anyone successfully used breakpoints in code built with -g4 in Firefox
>>>>>>> Nightly? Everytime I add a breakpoint, it just freeze Firefox and I
>>>>>>> have to
>>>>>>> kill it. Please share your experience and tips. Thanks!
>>>>>>>
>>>>>>> --
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>>>>>>>
>>>>>>
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>>>>>
>>>>
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>>>
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