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LibJS: Make Cell::Visitor::visit_impl() take a Cell&

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Passing a null cell pointer is not supported.
This commit is contained in:
Andreas Kling 2021-05-25 18:39:01 +02:00
parent 789d20ebb7
commit 0de954e86b
3 changed files with 7 additions and 7 deletions
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4
Userland/Libraries/LibJS/Heap/Cell.h
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@ -41,12 +41,12 @@ public:
void visit(Cell* cell) void visit(Cell* cell)
{ {
if (cell) if (cell)
visit_impl(cell); visit_impl(*cell);
} }
void visit(Value); void visit(Value);
protected: protected:
virtual void visit_impl(Cell*) = 0; virtual void visit_impl(Cell&) = 0;
virtual ~Visitor() = default; virtual ~Visitor() = default;
}; };

8
Userland/Libraries/LibJS/Heap/Heap.cpp
View file

@ -155,13 +155,13 @@ class MarkingVisitor final : public Cell::Visitor {
public: public:
MarkingVisitor() { } MarkingVisitor() { }
virtual void visit_impl(Cell* cell) virtual void visit_impl(Cell& cell)
{ {
if (cell->is_marked()) if (cell.is_marked())
return; return;
dbgln_if(HEAP_DEBUG, " ! {}", cell); dbgln_if(HEAP_DEBUG, " ! {}", cell);
cell->set_marked(true); cell.set_marked(true);
cell->visit_edges(*this); cell.visit_edges(*this);
} }
}; };

2
Userland/Libraries/LibJS/Runtime/Value.h
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@ -330,7 +330,7 @@ inline Value js_negative_infinity()
inline void Cell::Visitor::visit(Value value) inline void Cell::Visitor::visit(Value value)
{ {
if (value.is_cell()) if (value.is_cell())
visit_impl(value.as_cell()); visit_impl(*value.as_cell());
} }
Value greater_than(GlobalObject&, Value lhs, Value rhs); Value greater_than(GlobalObject&, Value lhs, Value rhs);