210126 2020-04-07 09:50:12 -0700 [JSC] ScopedArgumentsTable should handle OOM in tolerant manner 2020-04-07 11:05:05 -0700 1 1 1 Unclassified WebKit New Bugs WebKit Nightly Build Unspecified Unspecified RESOLVED FIXED InRadar P2 Normal --- 1 ysuzuki ysuzuki ews-watchlist keith_miller mark.lam msaboff saam tzagallo webkit-bug-importer oldest_to_newest 1638593 0 ysuzuki 2020-04-07 09:50:12 -0700 [JSC] ScopedArgumentsTable should handle OOM in tolerant manner 1638595 1 395690 ysuzuki 2020-04-07 09:53:26 -0700 Created attachment 395690 Patch 1638598 2 ysuzuki 2020-04-07 09:54:03 -0700 <rdar://problem/61385114> 1638604 3 395690 mark.lam 2020-04-07 10:02:41 -0700 Comment on attachment 395690 Patch View in context: https://bugs.webkit.org/attachment.cgi?id=395690&action=review r=me > Source/JavaScriptCore/runtime/ScopedArguments.cpp:146 > + auto scope = DECLARE_THROW_SCOPE(vm); You’re adding a ThrowScope. Make sure to run JSC stress tests with a debug build (use --force-opt=O3 to run faster) to make sure there’s no new missing exception check failures. 1638605 4 395690 ysuzuki 2020-04-07 10:04:00 -0700 Comment on attachment 395690 Patch View in context: https://bugs.webkit.org/attachment.cgi?id=395690&action=review >> Source/JavaScriptCore/runtime/ScopedArguments.cpp:146 >> + auto scope = DECLARE_THROW_SCOPE(vm); > > You’re adding a ThrowScope. Make sure to run JSC stress tests with a debug build (use --force-opt=O3 to run faster) to make sure there’s no new missing exception check failures. I think this is OK since caller of unmapArgument has proper exception checks. 1638650 5 ysuzuki 2020-04-07 11:05:05 -0700 Committed r259646: <https://trac.webkit.org/changeset/259646> 395690 2020-04-07 09:53:26 -0700 2020-04-07 10:02:41 -0700 Patch bug-210126-20200407095325.patch text/plain 12660 ysuzuki U3VidmVyc2lvbiBSZXZpc2lvbjogMjU5NjM4CmRpZmYgLS1naXQgYS9Tb3VyY2UvSmF2YVNjcmlw dENvcmUvQ2hhbmdlTG9nIGIvU291cmNlL0phdmFTY3JpcHRDb3JlL0NoYW5nZUxvZwppbmRleCAy NTMyMmE0NGVkYWE5MjI0M2I5NjliNDlkN2MzOWEzYzY0NGY2N2I5Li43NzE0ZTNiNDZlMWI0YTNm ODRiOWJkMzk4NmU4YzAwZTNmNmQwM2Y3IDEwMDY0NAotLS0gYS9Tb3VyY2UvSmF2YVNjcmlwdENv cmUvQ2hhbmdlTG9nCisrKyBiL1NvdXJjZS9KYXZhU2NyaXB0Q29yZS9DaGFuZ2VMb2cKQEAgLTEs MyArMSwyOCBAQAorMjAyMC0wNC0wNyAgWXVzdWtlIFN1enVraSAgPHlzdXp1a2lAYXBwbGUuY29t PgorCisgICAgICAgIFtKU0NdIFNjb3BlZEFyZ3VtZW50c1RhYmxlIHNob3VsZCBoYW5kbGUgT09N IGluIHRvbGVyYW50IG1hbm5lcgorICAgICAgICBodHRwczovL2J1Z3Mud2Via2l0Lm9yZy9zaG93 X2J1Zy5jZ2k/aWQ9MjEwMTI2CisKKyAgICAgICAgUmV2aWV3ZWQgYnkgTk9CT0RZIChPT1BTISku 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