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Fix Signal memory corruption issue #1057

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merged 1 commit into from
Aug 29, 2022
Merged

Fix Signal memory corruption issue #1057

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5 changes: 4 additions & 1 deletion NAS2D/Signal/Signal.h
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Original file line number Diff line number Diff line change
Expand Up @@ -41,7 +41,10 @@ namespace NAS2D
public:
void emit(Params... params) const
{
for (auto& delegate : this->delegateList)
// Copy the callback list, in case a callback updates Signal connections
// Updated signal connections would invalidate iterators to the original list
const auto delegateListCopy = this->delegateList;
for (auto& delegate : delegateListCopy)
{
delegate(params...);
}
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