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[Support] Use std::map::try_emplace (NFC) (#141374)

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try_emplace can default-construct values, so we do not need to do so
on our own.
This commit is contained in:
Kazu Hirata
2025-05-24 14:47:56 -07:00
committed by GitHub
parent 4eb91b9a6a
commit 448d0ec821
1 changed files with 3 additions and 3 deletions
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6
llvm/lib/Support/DAGDeltaAlgorithm.cpp
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@@ -179,8 +179,8 @@ DAGDeltaAlgorithmImpl::DAGDeltaAlgorithmImpl(
const std::vector<edge_ty> &Dependencies)
: DDA(DDA) {
for (change_ty Change : Changes) {
Predecessors.insert(std::make_pair(Change, std::vector<change_ty>()));
Successors.insert(std::make_pair(Change, std::vector<change_ty>()));
Predecessors.try_emplace(Change);
Successors.try_emplace(Change);
}
for (const edge_ty &Dep : Dependencies) {
Predecessors[Dep.second].push_back(Dep.first);
@@ -210,7 +210,7 @@ DAGDeltaAlgorithmImpl::DAGDeltaAlgorithmImpl(
// Invert to form the predecessor closure map.
for (change_ty Change : Changes)
PredClosure.insert(std::make_pair(Change, std::set<change_ty>()));
PredClosure.try_emplace(Change);
for (change_ty Change : Changes)
for (succ_closure_iterator_ty it2 = succ_closure_begin(Change),
ie2 = succ_closure_end(Change);