120906 2013-09-06 15:55:25 -0700 [Windows] Update StructuredExceptionHandlerSuppressor for 64-bit 2015-01-05 15:12:52 -0800 1 1 1 Unclassified WebKit WebCore Misc. 528+ (Nightly build) PC All RESOLVED INVALID InRadar P2 Normal --- 120901 1 bfulgham bfulgham alex.christensen bfulgham webkit-bug-importer oldest_to_newest 925889 0 bfulgham 2013-09-06 15:55:25 -0700 The inline assembly used to update and manipulate the Thread Information Blocks under 32-bit Windows need to be revised for the changes under the 64-bit architecture. 925891 1 webkit-bug-importer 2013-09-06 15:56:23 -0700 <rdar://problem/14934086> 970953 2 bfulgham 2014-01-22 17:38:31 -0800 This may actually not be necessary, since there is no similar concept of a chain of exception handlers that have to be modified at the assembly level. Microsoft doesn't seem to have updated the article on this technique for 64-bit, so it's unclear if anything is needed here. 1058829 3 bfulgham 2015-01-05 15:12:52 -0800 It turns out that this was not needed for 64-bit support.