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Add all_type_info_add_base_most_derived_first(), use in all_type_info_populate()

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This commit is contained in:
Ralf W. Grosse-Kunstleve 2023-07-28 13:26:14 -07:00
parent a77c1c6fb6
commit eec2d81d82
1 changed files with 14 additions and 1 deletions
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15
include/pybind11/detail/type_caster_base.h
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@ -102,8 +102,21 @@ public:
inline std::pair<decltype(internals::registered_types_py)::iterator, bool>
all_type_info_get_cache(PyTypeObject *type);
inline void all_type_info_add_base_most_derived_first(std::vector<type_info *> &bases,
type_info *addl_base) {
for (std::vector<type_info *>::const_iterator it = bases.begin(); it != bases.end(); it++) {
type_info *existing_base = *it;
if (PyType_IsSubtype(addl_base->type, existing_base->type)) {
bases.insert(it, addl_base);
return;
}
}
bases.push_back(addl_base);
}
// Populates a just-created cache entry.
PYBIND11_NOINLINE void all_type_info_populate(PyTypeObject *t, std::vector<type_info *> &bases) {
assert(bases.empty());
std::vector<PyTypeObject *> check;
for (handle parent : reinterpret_borrow<tuple>(t->tp_bases)) {
check.push_back((PyTypeObject *) parent.ptr());
@ -136,7 +149,7 @@ PYBIND11_NOINLINE void all_type_info_populate(PyTypeObject *t, std::vector<type_
}
}
if (!found) {
bases.push_back(tinfo);
all_type_info_add_base_most_derived_first(bases, tinfo);
}
}
} else if (type->tp_bases) {