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[mlir] Avoid repeated map lookups (NFC) #113074

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Merged
merged 2 commits into from
Oct 20, 2024
Merged

[mlir] Avoid repeated map lookups (NFC) #113074

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[mlir] Avoid repeated map lookups (NFC)
kazutakahirata Oct 19, 2024
a7d81b2
Specify the value explicitly.
kazutakahirata Oct 20, 2024
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3 changes: 1 addition & 2 deletions mlir/lib/Dialect/SparseTensor/IR/SparseTensorDialect.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -1160,9 +1160,8 @@ bool mlir::sparse_tensor::isBlockSparsity(AffineMap dimToLvl) {
} else if (auto dimOp = dyn_cast<AffineDimExpr>(result)) {
auto pos = dimOp.getPosition();
// Expect dim to be unset.
if (coeffientMap.find(pos) != coeffientMap.end())
if (!coeffientMap.try_emplace(pos).second)
return false;
coeffientMap[pos] = 0;
} else {
return false;
}
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