// InstrumentGlobalsMap and iterate over the InstrumentGlobalsSlice.
var InstrumentGlobalsMap = make(map[string]ir.Node)
var InstrumentGlobalsSlice = make([]ir.Node, 0, 0)

func canInstrumentGlobal(g ir.Node) bool {
	if g.Op() != ir.ONAME {
		return false
	}
	n := g.(*ir.Name)
	if n.Class == ir.PFUNC {
		return false
	}
	if n.Sym().Pkg != types.LocalPkg {
		return false
	}