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Re:Duetto: a C++ compiler for the Web going beyond Emscripte... by apignotti on Thursday October 31, 2013 @11:29AM (#6647361)
Our memory management approach is still not tuned and optimized. There are quite a few low hanging fruits that should provide great improvements, but we have not yet implemented them - Alessandro of Leaningtech
Re:Duetto: a C++ compiler for the Web going beyond Emscripte... by chrismorgan on Thursday October 31, 2013 @11:34AM (#6647393)
Would you mind if I suggested that arbitrarily using a couple of gigabytes of memory like that was a fairly severe problem? :-)

Seriously, I would like to see a warning put on links to that example to the effect that at present it will make your browser use up to 2½ GB more RAM and will thrash your memory. Because it did render my browser (and to a lesser degree my system) unresponsive for a couple of minutes while things swapped.

Re:Duetto: a C++ compiler for the Web going beyond Emscripte... by apignotti on Thursday October 31, 2013 @11:46AM (#6647470)
You are absolutely right, it is a severe problem and I apologize for this. We are adding a warning on our examples page right now.