I'll be playing with various changes to that patch, to find the When you do that you find this bug's crashes start with the followingĪnd I've already found (by trial and error) that the patch for bugĦ70069 is the one (in that regression range) that triggered them. But youĬan programmatically turn off jemalloc by setting the NO_MAC_JEMALLOCĮnvironment variable (I set it to '1'). Problems with jemalloc, those builds are extremely crashy. Testing the mozilla-central nightlies from (where the patchįor bug 414946 was landed) to (just before the patch forīug 414946 was backed out) is difficult on OS X 10.7 - thanks to mozilla-central nightly seems to 'fix' the crashes (atĪnd I also found that disabling jemalloc (backing out the patch forīug 414946) in the mozilla-central nightly seems to haveīut, like I also said, we don't see these crashes in FF 7.0.1 on OS Xġ0.7, and FF 7.0.1 doesn't have jemalloc. Yes, enabling jemalloc (landing the patch for bug 694896) in the The whole jemalloc business seems to have been a red herring. Triggered these crashes (at least on OS X 10.7):īug 670079: Stop caching plugin instances. But it’s not all bad news.I'm making progress - I've now found the patch that actually It will be a sad day, as Firefox is the last major browser to support Mac OS X 10.6 through 10.8. At that point, Mac users using OS X 10.6 Snow Leopard, 10.7 Lion, and 10.8 Mountain Lion will be left behind by the current versions of Firefox. It is scheduled to be replaced by Firefox 49.0 on September 13, 2016.

Probably the most noticeable addition will be for OS X Lion users though, with the addition of two-fingered swipe gesture navigation.

The latest version brings some significant boosts to javascript performance, some theme fixes, and a variety of other under-the-hood enhancements. Firefox 9 has just been released for Mac OS X, Windows, and Linux. Waterfox is compatible with Firefox syncing of bookmarks, tabs, etc. It's based on Firefox but stripped off of some technologies. Those who in 2019 still run a Mac that is stuck with OS X 10.7.5 Lion because of hardware limitations can still use Waterfox version 56.2.10 from May 2019.

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