if cgran == coverage.CtrGranularityInvalid {
		cgran = g
		return false
	}
	return cgran != g
}

// prepareForMetaEmit performs preparatory steps needed prior to
// emitting a meta-data file, notably computing a final hash of
// all meta-data blobs and capturing os args.
func prepareForMetaEmit() ([]rtcov.CovMetaBlob, error) {
	// Ask the runtime for the list of coverage meta-data symbols.
	ml := rtcov.Meta.List