field is only used during parsing, when it is populated with policy OIDs, but
not used during marshaling. It can be used to marshal these larger OIDs, instead
of the existing PolicyIdentifiers field, by using the
[`x509usepolicies` setting.](/pkg/crypto/x509/#CreateCertificate).


### Go 1.21

Go 1.21 made it a run-time error to call `panic` with a nil interface value,

pkg crypto/x509, type Certificate struct, PermittedDNSDomains []string
pkg crypto/x509, type Certificate struct, PermittedDNSDomainsCritical bool
pkg crypto/x509, type Certificate struct, PolicyIdentifiers []asn1.ObjectIdentifier
pkg crypto/x509, type Certificate struct, PublicKey interface{}
pkg crypto/x509, type Certificate struct, PublicKeyAlgorithm PublicKeyAlgorithm
pkg crypto/x509, type Certificate struct, Raw []uint8