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Fix three flaky tests: packetmath, array_cwise, polynomialsolver

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libeigen/eigen!2267

Co-authored-by: Rasmus Munk Larsen <rmlarsen@gmail.com>
This commit is contained in:
Rasmus Munk Larsen
2026-03-08 14:59:23 -07:00
parent dd81698aed
commit 8eaa7552fe
3 changed files with 29 additions and 29 deletions
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19
test/array_cwise.cpp
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@@ -1006,21 +1006,10 @@ void array_complex(const ArrayType& m) {
std::complex<RealScalar> zero(0.0, 0.0);
VERIFY((Eigen::isnan)(m1 * zero / zero).all());
#if EIGEN_COMP_MSVC
// msvc complex division is not robust
VERIFY((Eigen::isinf)(m4 / RealScalar(0)).all());
#else
#if EIGEN_COMP_CLANG
// clang's complex division is notoriously broken too
if ((numext::isinf)(m4(0, 0) / RealScalar(0))) {
#endif
VERIFY((Eigen::isinf)(m4 / zero).all());
#if EIGEN_COMP_CLANG
} else {
VERIFY((Eigen::isinf)(m4.real() / zero.real()).all());
}
#endif
#endif // MSVC
// Complex division by zero may produce inf or NaN depending on the std::complex
// implementation (algebraic formula gives 0/0=NaN for some components). Only require
// the result to be non-finite.
VERIFY((!(Eigen::isfinite)(m4 / zero)).all());
VERIFY(((Eigen::isfinite)(m1) && (!(Eigen::isfinite)(m1 * zero / zero)) && (!(Eigen::isfinite)(m1 / zero))).all());