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Espruino is a JavaScript interpreter for low-power Microcontrollers. This site is both a support community for Espruino and a place to share what you are working on.
@Gordon
Yes, that's what it was. I'm running the benchmarks on previous builds, and the one that makes it noticeably worse is the one where the optimisation flags change.
I could change it back but I'd actually quite like to try and find out why it's slower.
-Osshouldn't have made that much of a difference.