inline bool ExtensionPos::sanitize (SANITIZE_ARG_DEF)
{
return Extension::sanitize (SANITIZE_ARG) &&
- DECONST_CAST (PosLookupSubTable, get_subtable (), 0).sanitize (SANITIZE_ARG);
+ (&(Extension::get_subtable ()) == &Null(LookupSubTable) ||
+ DECONST_CAST (PosLookupSubTable, get_subtable (), 0).sanitize (SANITIZE_ARG));
}
static inline bool position_lookup (APPLY_ARG_DEF, unsigned int lookup_index)
inline bool ExtensionSubst::sanitize (SANITIZE_ARG_DEF)
{
return Extension::sanitize (SANITIZE_ARG) &&
- DECONST_CAST (SubstLookupSubTable, get_subtable (), 0).sanitize (SANITIZE_ARG);
+ (&(Extension::get_subtable ()) == &Null(LookupSubTable) ||
+ DECONST_CAST (SubstLookupSubTable, get_subtable (), 0).sanitize (SANITIZE_ARG));
}
static inline bool substitute_lookup (APPLY_ARG_DEF, unsigned int lookup_index)
{
friend struct Extension;
- private:
+ protected:
inline unsigned int get_type (void) const { return extensionLookupType; }
inline unsigned int get_offset (void) const { return (extensionOffset[0] << 16) + extensionOffset[1]; }
inline const LookupSubTable& get_subtable (void) const