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[NFC][IR2Vec] Increasing tolerance in approximatelyEquals() of Embedding #145117

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Merged
merged 1 commit into from
Jul 1, 2025
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[NFC][IR2Vec] Increasing tolerance in approximatelyEquals() of Embedding #145117

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3 changes: 2 additions & 1 deletion llvm/include/llvm/Analysis/IR2Vec.h
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Original file line number Diff line number Diff line change
Expand Up @@ -117,7 +117,8 @@ struct Embedding {

/// Returns true if the embedding is approximately equal to the RHS embedding
/// within the specified tolerance.
bool approximatelyEquals(const Embedding &RHS, double Tolerance = 1e-6) const;
LLVM_ABI bool approximatelyEquals(const Embedding &RHS,
double Tolerance = 1e-4) const;

void print(raw_ostream &OS) const;
};
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4 changes: 2 additions & 2 deletions llvm/unittests/Analysis/IR2VecTest.cpp
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Expand Up @@ -154,14 +154,14 @@ TEST(EmbeddingTest, ApproximatelyEqual) {
EXPECT_TRUE(E1.approximatelyEquals(E2)); // Diff = 1e-7

Embedding E3 = {1.00002, 2.00002, 3.00002}; // Diff = 2e-5
EXPECT_FALSE(E1.approximatelyEquals(E3));
EXPECT_FALSE(E1.approximatelyEquals(E3, 1e-6));
EXPECT_TRUE(E1.approximatelyEquals(E3, 3e-5));

Embedding E_clearly_within = {1.0000005, 2.0000005, 3.0000005}; // Diff = 5e-7
EXPECT_TRUE(E1.approximatelyEquals(E_clearly_within));

Embedding E_clearly_outside = {1.00001, 2.00001, 3.00001}; // Diff = 1e-5
EXPECT_FALSE(E1.approximatelyEquals(E_clearly_outside));
EXPECT_FALSE(E1.approximatelyEquals(E_clearly_outside, 1e-6));

Embedding E4 = {1.0, 2.0, 3.5}; // Large diff
EXPECT_FALSE(E1.approximatelyEquals(E4, 0.01));
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