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refactor: void return type for Collector.forward_children()

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This commit is contained in:
Roland Conybeare 2026-04-04 16:54:46 -04:00
commit 5eb7abf5f2
92 changed files with 145 additions and 137 deletions
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2
xo-alloc2/idl/Collector.json5
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@ -312,7 +312,7 @@
"",
"/** convenience template for move-constructible T (this is common) **/",
"template <typename T>",
"T * std_copy_for(const T * src) noexcept {",
"T * std_move_for(T * src) noexcept {",
" void * mem = this->alloc_copy_for(src);",
" if (mem) {",
" return new (mem) T(std::move(*src));",

2
xo-alloc2/idl/GCObject.json5
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@ -72,7 +72,7 @@
{
name: "forward_children",
doc: ["during GC: forward immdiate children"],
return_type: "size_type",
return_type: "void",
args: [
{type: "obj<ACollector>", name: "gc"},
],

2
xo-alloc2/include/xo/alloc2/gc/AGCObject.hpp
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@ -69,7 +69,7 @@ public:
/** move instance using allocator **/
virtual Opaque shallow_move(Opaque data, obj<ACollector> gc) const noexcept = 0;
/** during GC: forward immdiate children **/
virtual size_type forward_children(Opaque data, obj<ACollector> gc) const noexcept = 0;
virtual void forward_children(Opaque data, obj<ACollector> gc) const noexcept = 0;
///@}
}; /*AGCObject*/

2
xo-alloc2/include/xo/alloc2/gc/IGCObject_Any.hpp
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@ -65,7 +65,7 @@ namespace mm {
// nonconst methods
[[noreturn]] Opaque shallow_move(Opaque, obj<ACollector>) const noexcept override;
[[noreturn]] size_type forward_children(Opaque, obj<ACollector>) const noexcept override;
[[noreturn]] void forward_children(Opaque, obj<ACollector>) const noexcept override;
///@}

2
xo-alloc2/include/xo/alloc2/gc/IGCObject_Xfer.hpp
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@ -57,7 +57,7 @@ namespace mm {
Opaque shallow_move(Opaque data, obj<ACollector> gc) const noexcept override {
return I::shallow_move(_dcast(data), gc);
}
size_type forward_children(Opaque data, obj<ACollector> gc) const noexcept override {
void forward_children(Opaque data, obj<ACollector> gc) const noexcept override {
return I::forward_children(_dcast(data), gc);
}

12
xo-alloc2/include/xo/alloc2/gc/RCollector.hpp
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@ -52,7 +52,7 @@ public:
void * alloc_copy_for(const T * src) noexcept {
return O::iface()->alloc_copy(O::data(), (std::byte *)const_cast<T *>(src));
}
/** convenience template for move-constructible T (this is common) **/
template <typename T>
T * std_move_for(T * src) noexcept {
@ -62,28 +62,28 @@ public:
}
return nullptr;
}
/** forward faceted object pointer in place. Defined in GCObject.hpp to avoid #include cycle **/
template <typename DRepr>
void forward_inplace(obj<AGCObject,DRepr> * p_obj);
/** another convenience template for forwarding.
* Defined in RGCObject.hpp to avoid #include cycle.
**/
template <typename DRepr>
void forward_inplace(DRepr ** pp_repr);
/** convenience template where pointer requires pivot **/
template <typename AFacet, typename DRepr>
requires (!std::is_same_v<AFacet, AGCObject>)
void forward_pivot_inplace(obj<AFacet,DRepr> * p_obj);
/** add root @p p_root **/
template<typename DRepr>
void add_gc_root(obj<AGCObject, DRepr> * p_root) {
O::iface()->add_gc_root_poly(O::data(), (obj<AGCObject> *)p_root);
}
/** remove root @p p_root **/
template <typename DRepr>
void remove_gc_root(obj<AGCObject, DRepr> * p_root) {

2
xo-alloc2/include/xo/alloc2/gc/RGCObject.hpp
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@ -63,7 +63,7 @@ public:
Opaque shallow_move(obj<ACollector> gc) noexcept {
return O::iface()->shallow_move(O::data(), gc);
}
size_type forward_children(obj<ACollector> gc) noexcept {
void forward_children(obj<ACollector> gc) noexcept {
return O::iface()->forward_children(O::data(), gc);
}

2
xo-alloc2/src/alloc2/IGCObject_Any.cpp
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@ -42,7 +42,7 @@ IGCObject_Any::shallow_move(Opaque, obj<ACollector>) const noexcept -> Opaque
}
auto
IGCObject_Any::forward_children(Opaque, obj<ACollector>) const noexcept -> size_type
IGCObject_Any::forward_children(Opaque, obj<ACollector>) const noexcept -> void
{
_fatal();
}