Returns the on-disk position of this block's undo data.
Declared in <chain.h>
[[requires_capability(0x7fd74ceabbf8), requires_capability(0x7fd75fd20ac8), requires_capability(0x7fd761b88388), requires_capability(0x7fd75b062e08), requires_capability(0x7fd74c36a138), requires_capability(0x7fd7546877a8), requires_capability(0x7fd74c411578), requires_capability(0x7fd7590939c8), requires_capability(0x7fd7541c9478), requires_capability(0x7fd75d7cb8c8), requires_capability(0x7fd74820e5d8)]]
FlatFilePos
GetUndoPos() const;
The file position, or a default position if the undo data is not available.