| I wouldn't expect that to work, it's not inline.

-O3 turns on -finline-functions -:)

| Ahh, but it's not needed outside the module!  It's only ever legitimately
| called by one thing - an assembly hook in the same module.

Right, and apparently it's a known bug that call-outs from assembly
to inlined static functions cause this behaviour. :(

	Sean.