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[ADT] Implement DenseSetImpl::contains in terms of DenseMap::contains (NFC) #155551

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Merged
merged 1 commit into from
Aug 27, 2025
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[ADT] Implement DenseSetImpl::contains in terms of DenseMap::contains (NFC) #155551

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12 changes: 7 additions & 5 deletions llvm/include/llvm/ADT/DenseSet.h
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Original file line number Diff line number Diff line change
Expand Up @@ -97,9 +97,6 @@ class DenseSetImpl {

void clear() { TheMap.clear(); }

/// Return 1 if the specified key is in the set, 0 otherwise.
size_type count(const_arg_type_t<ValueT> V) const { return TheMap.count(V); }

bool erase(const ValueT &V) { return TheMap.erase(V); }

void swap(DenseSetImpl &RHS) { TheMap.swap(RHS.TheMap); }
Expand Down Expand Up @@ -169,8 +166,13 @@ class DenseSetImpl {
}

/// Check if the set contains the given element.
bool contains(const_arg_type_t<ValueT> V) const {
return TheMap.find(V) != TheMap.end();
[[nodiscard]] bool contains(const_arg_type_t<ValueT> V) const {
return TheMap.contains(V);
}

/// Return 1 if the specified key is in the set, 0 otherwise.
[[nodiscard]] size_type count(const_arg_type_t<ValueT> V) const {
return TheMap.count(V);
}

/// Alternative version of find() which allows a different, and possibly less
Expand Down
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