This bug was filed from the Socorro interface and is report bp-ff931657-b284-4411-a141-5926b2160608. ============================================================= Seen while reviewing nightly crash-stats. Crashes started with nighty build 20160608030219 and primarily affect Windows. https://crash-stats.mozilla.com/signature/?signature=js%3A%3Ajit%3A%3ALazyLink links to the crashes so far. ni on Hannes since there seems to be area he worked on in https://hg.mozilla.org/integration/mozilla-inbound/annotate/f8ad071a6e14/js/src/jit/Ion.cpp#l550
I think this is the same as bug 1274895. Which contains the non-Windows crashes.