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authorKazu Hirata <kazu@google.com>2024-09-12 00:51:38 -0700
committerGitHub <noreply@github.com>2024-09-12 00:51:38 -0700
commit85c97c1cec63da27d9f16b0b7c44d65a0e3da0a4 (patch)
tree1eb8c20527c86a9a99f2c2212f18e8501ef367ca /mlir/lib/Bytecode/Reader/BytecodeReader.cpp
parent18b39497957a597a630a8daa4b4691b23f0d52c3 (diff)
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[Bytecode] Avoid repeated hash lookups (NFC) (#108320)
Diffstat (limited to 'mlir/lib/Bytecode/Reader/BytecodeReader.cpp')
-rw-r--r--mlir/lib/Bytecode/Reader/BytecodeReader.cpp3
1 files changed, 1 insertions, 2 deletions
diff --git a/mlir/lib/Bytecode/Reader/BytecodeReader.cpp b/mlir/lib/Bytecode/Reader/BytecodeReader.cpp
index a57b217..e9de306 100644
--- a/mlir/lib/Bytecode/Reader/BytecodeReader.cpp
+++ b/mlir/lib/Bytecode/Reader/BytecodeReader.cpp
@@ -2017,10 +2017,9 @@ LogicalResult BytecodeReader::Impl::sortUseListOrder(Value value) {
DenseSet<unsigned> set;
uint64_t accumulator = 0;
for (const auto &elem : shuffle) {
- if (set.contains(elem))
+ if (!set.insert(elem).second)
return failure();
accumulator += elem;
- set.insert(elem);
}
if (numUses != shuffle.size() ||
accumulator != (((numUses - 1) * numUses) >> 1))