Build comm:

FAILED: /Users/tlinton/Library/Emscripten/emscripten/incoming/emcc  -s 
EXPORTED_FUNCTIONS=@../src/Symbols.exports --embed-files 
../src/assets/fontconfig/fonts@/usr/share/fonts --embed-files 
../src/assets/fontconfig/config/fonts.conf@/etc/fonts/fonts.conf 
--embed-files 
../src/assets/fontconfig/cache@/usr/local/var/cache/fontconfig -s 
TOTAL_MEMORY=50331648 -s FULL_ES2=1 -s ASM_JS=0 --post-js 
../src/webkit.api.js -o webkit.js -O3 --llvm-opts 3 --llvm-lto 3 
obj/src/webkit.WebView.o obj/src/webkit.Main.o libxml.bc libjpeg_turbo.bc 
libpng.bc libfreetype2.bc libskia.bc libcurl.bc libzlib.bc libfontconfig.bc 
libwebcore_xml.bc libwebcore_wtf.bc libwebcore_svg.bc libwebcore_loader.bc 
libwebcore_html.bc libwebcore_dom.bc libwebcore_css.bc 
libwebcore_rendering.bc libwebcore_page.bc libwebcore_style.bc 
libwebcore_derived.bc libwebcore_platform.bc libwebcore_history.bc 
libwebcore_editing.bc libwebcore_angle.bc libwebcore_support.bc 

On Monday, March 31, 2014 12:08:12 PM UTC-4, Trevor Linton wrote:
>
> Hi All,
>
> For the past few months i've been porting webkit to JavaScript using 
> emscripten.
>
> You can find a working demo (Firefox only) here: 
> http://trevorlinton.github.io/webkit.js/demo.html
> You can find the project sources (compile settings are in common.gypi) 
> here: http://github.com/trevorlinton/webkit.js
>
> I have a few issues with Emscripten I haven't been able to work around:
>
>    1. It seems SDL with cairo inverts the red and green channels, this 
>    from what I can see in the library code doesn't correctly handle RGBA 
> masks 
>    passed in to SDL_CreateRGBSurface. 
>    2. Chrome/Safari freeze for 30-90 seconds to what I can only determine 
>    is garbage collection.
>    3. Firefox fails to validate the ASM, I assume this is due to a 
>    globally initialized variable but can't seem to track down where..
>    4. Emscripten warns of undefined symbols to 
>    'emscripten_gl<legacyfunction>' even though no GL code exists..
>    5. Using SDL as a worker fails since it still tries to use a native 
>    canvas object in a Worker, rather than proxying it up to the host page. I 
>    had to create some very harsh shims to make this work.
>    6. Is there anyway memory can be initialized with a Uint32 rather than 
>    Uint8? I'm my tests this would cut down my code size of webkit.js from 
> 19MB 
>    to 15MB!!!
>    7. Closure compilers ran on it actually produce INVALID javascript, I 
>    get a syntax error of '--/a' which is nonsensical and fairly surprising. 
>    8. There's no seemingly easy way to compress/inflate/deflate code 
>    using XZ, this would be hugely helpful as it cuts the JS code down to 
>    3.5MB! I realize this will happen on a server level but would be VERY 
>    helpful. 
>    9. Outlining my code does absolutely nothing, no matter what value I 
>    set in the compiler. Any ideas why this would be?
>    10. If you review common.gypi on the project to see the debug/release 
>    compiler settings is there anything I can do to increase the speed/code 
>    size?
>
> For reference i'm using 1.13.0 on MacOSX.
>

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