1146472 - Use JSOP_NEWOBJECT even if the script is not compile-and-go

Status: RESOLVED FIXED

(Core :: JavaScript Engine, defect)

Description

[Boris Zbarsky [:bzbarsky]]

We now have XDR and cloning support for this stuff, so it should be safe.

Comment 1

[Boris Zbarsky [:bzbarsky]]

Attachment: Use JSOP_NEWOBJECT as needed even if the script is not compile-and-go

Comment 2

[Boris Zbarsky [:bzbarsky]]

Argh.  This is hitting startup asserts in Firefox.

Patch coming up that slides under the above and fixed it.

Comment 3

[Boris Zbarsky [:bzbarsky]]

Attachment: part 1. Don't do object-kind guessing for object literal templates in scripts, since we in fact know exactly how many slots we want them to have and hence what the kind should be

Comment 4

[Boris Zbarsky [:bzbarsky]]

   https://hg.mozilla.org/integration/mozilla-inbound/rev/0dbb27833e88
   https://hg.mozilla.org/integration/mozilla-inbound/rev/8bccbbf668c6

Comment 5

[Ryan VanderMeulen [:RyanVM]]

https://hg.mozilla.org/mozilla-central/rev/0dbb27833e88
https://hg.mozilla.org/mozilla-central/rev/8bccbbf668c6