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Fix bug in checking subnormals.

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This commit is contained in:
Antonio Sánchez 2024-01-25 17:52:07 +00:00
parent 5a90fbceaa
commit f391289150
1 changed files with 4 additions and 5 deletions
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9
test/array_cwise.cpp
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@ -97,11 +97,10 @@ void binary_op_test(std::string name, Fn fun, RefFn ref) {
Scalar e = static_cast<Scalar>(ref(lhs(i, j), rhs(i, j)));
Scalar a = actual(i, j);
#if EIGEN_ARCH_ARM
// Work around NEON flush-to-zero mode
// if ref returns a subnormal value and Eigen returns 0, then skip the test
if (a == Scalar(0) &&
(e > -(std::numeric_limits<Scalar>::min)() && e < (std::numeric_limits<Scalar>::min)() &&
e >= -std::numeric_limits<Scalar>::denorm_min() && e <= std::numeric_limits<Scalar>::denorm_min())) {
// Work around NEON flush-to-zero mode.
// If ref returns a subnormal value and Eigen returns 0, then skip the test.
if (a == Scalar(0) && (e > -(std::numeric_limits<Scalar>::min)() && e < (std::numeric_limits<Scalar>::min)()) &&
(e <= -std::numeric_limits<Scalar>::denorm_min() || e >= std::numeric_limits<Scalar>::denorm_min())) {
continue;
}
#endif