Hmm, okay.  But then still, can the verts address be misaligned?  Because, XXH32 was crashing on some devices in that case, e.g. it was only happening for addresses ending in E etc., which was why this change was needed:
https://github.com/hrydgard/ppsspp/commit/2e324c9842457e98bd89771cd2e97e1d22c5e82b

But maybe that was also non-float...

-[Unknown]