On Fri, Jan 31, 2020 at 8:47 PM Walt Tucker <[email protected]> wrote:

>
>
> On Friday, January 31, 2020 at 4:30:16 PM UTC-5, Alon Zakai wrote:
>>
>>
>> It should just work, but it does need a very new Chrome, in the dev
>> channel (not stable or even beta). I believe Firefox lacks DWARF support
>> currently, so that's not an option.
>>
>> There are a few other potential gotchas here, as this is bleeding edge,
>> like if you build with an absolute path (emcc /home/username/../foo.cpp) vs
>> relative (emcc foo.cpp), as the devtools used to care about the difference,
>> but that might be fixed by now.
>>
>> This is quite new and still a work in progress - when it's more stable
>> and useful we'll probably have a blogpost out etc. and announce that.
>>
>> - Alon
>>
>>>
>>>
>
> Thanks, it must have been since I was on the official stable Chrome. I'll
> try that out.
> Is DWARF the end goal for source-level debugging of wasm? I'm hoping it
> ends up being more stable than the current source maps solution, which has
> been near unusable for us. (with massive codebase/binary size)
>

Yes, DWARF is the plan. Source maps are not enough, and instead of
inventing something new the wasm community is focusing on DWARF support in
the tools and VMs.

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