}
	case fint.Kind_&abi.KindMask == abi.Interface:
		ityp := (*interfacetype)(unsafe.Pointer(fint))
		if len(ityp.Methods) == 0 {
			// ok - satisfies empty interface
			goto okarg
		}
		if itab := assertE2I2(ityp, efaceOf(&obj)._type); itab != nil {
			goto okarg
		}
	}
	throw("runtime.SetFinalizer: cannot pass " + toRType(etyp).string() + " to finalizer " + toRType(ftyp).string())
okarg:

	// Set up some runtime functions we'll need to call.
	ir.Syms.AssertE2I = typecheck.LookupRuntimeFunc("assertE2I")
	ir.Syms.AssertE2I2 = typecheck.LookupRuntimeFunc("assertE2I2")
	ir.Syms.AssertI2I = typecheck.LookupRuntimeFunc("assertI2I")
	ir.Syms.AssertI2I2 = typecheck.LookupRuntimeFunc("assertI2I2")
	ir.Syms.CgoCheckMemmove = typecheck.LookupRuntimeFunc("cgoCheckMemmove")