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Reduce flakiness of test for Eigen::half.

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This commit is contained in:
Antonio Sanchez
2025-03-23 22:31:25 -07:00
parent d935916ac6
commit 8e32cbf7da
3 changed files with 39 additions and 1 deletions
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6
test/packetmath.cpp
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@@ -700,6 +700,12 @@ void packetmath() {
for (int i = 0; i < PacketSize; ++i) {
data1[i] = internal::random<Scalar>(Scalar(0) - limit, limit);
}
} else if (!NumTraits<Scalar>::IsInteger && !NumTraits<Scalar>::IsComplex) {
// Prevent very small product results by adjusting range. Otherwise,
// we may end up with multiplying e.g. 32 Eigen::halfs with values < 1.
for (int i = 0; i < PacketSize; ++i) {
data1[i] = internal::random<Scalar>(Scalar(0.5), Scalar(1)) * (internal::random<bool>() ? Scalar(-1) : Scalar(1));
}
}
ref[0] = Scalar(1);
for (int i = 0; i < PacketSize; ++i) ref[0] = REF_MUL(ref[0], data1[i]);