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Merge pull request #11847 from xokdvium/dev/some-vector-reserves

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refactor(treewide): reserve vector capacity when final size is known
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Jörg Thalheim 2024-11-09 21:49:36 +01:00 • committed by GitHub
commit cdcf9bd2fa
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src/libstore/build/entry-points.cc
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@ -66,6 +66,7 @@ std::vector<KeyedBuildResult> Store::buildPathsWithResults(
worker.run(goals);
std::vector<KeyedBuildResult> results;
results.reserve(state.size());
for (auto & [req, goalPtr] : state)
results.emplace_back(KeyedBuildResult {

1
src/libstore/path-with-outputs.cc
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@ -37,6 +37,7 @@ DerivedPath StorePathWithOutputs::toDerivedPath() const
std::vector<DerivedPath> toDerivedPaths(const std::vector<StorePathWithOutputs> ss)
{
std::vector<DerivedPath> reqs;
reqs.reserve(ss.size());
for (auto & s : ss) reqs.push_back(s.toDerivedPath());
return reqs;
}