Bug 263138

Summary:	[WGSL] bitcast is not supported
Product:	WebKit	Reporter:	Mike Wyrzykowski <mwyrzykowski>
Component:	WebGPU	Assignee:	Nobody <webkit-unassigned>
Status:	NEW ---
Severity:	Normal	CC:	webkit-bug-importer
Priority:	P2	Keywords:	InRadar
Version:	Other
Hardware:	Unspecified
OS:	Unspecified

Description Mike Wyrzykowski 2023-10-13 14:20:31 PDT

bitcast is not supported - https://www.w3.org/TR/WGSL/#bit-reinterp-builtin-functions

Used by https://www.babylonjs.com/demos/webgpu/forestwebgpu

Seems like this would map directly to Metal's "as_type" casting function (section 2.20, page 71 of the Metal language specification)

Comment 1 Radar WebKit Bug Importer 2023-10-13 14:21:17 PDT

<rdar://problem/116936258>