diff options
Diffstat (limited to 'Eigen/src/Geometry/arch/Geometry_SIMD.h')
| -rw-r--r-- | Eigen/src/Geometry/arch/Geometry_SIMD.h | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/Eigen/src/Geometry/arch/Geometry_SIMD.h b/Eigen/src/Geometry/arch/Geometry_SIMD.h index 9c15bfb98..89ac92062 100644 --- a/Eigen/src/Geometry/arch/Geometry_SIMD.h +++ b/Eigen/src/Geometry/arch/Geometry_SIMD.h @@ -146,8 +146,9 @@ struct quat_conj<Architecture::Target, Derived, double> { evaluator<typename Derived::Coefficients> qe(q.coeffs()); Quaternion<double> res; - double arr1[2] = {-0.0, -0.0}; - double arr2[2] = {-0.0, 0.0}; + const double neg_zero = numext::bit_cast<double>(0x8000000000000000ull); + double arr1[2] = {neg_zero, neg_zero}; + double arr2[2] = {neg_zero, 0.0}; const Packet2d mask0 = pset<Packet2d>(arr1); const Packet2d mask2 = pset<Packet2d>(arr2); pstoret<double,Packet2d,ResAlignment>(&res.x(), pxor(mask0, qe.template packet<traits<Derived>::Alignment,Packet2d>(0))); |