diff options
Diffstat (limited to 'Eigen')
| -rw-r--r-- | Eigen/Core | 9 |
1 files changed, 4 insertions, 5 deletions
diff --git a/Eigen/Core b/Eigen/Core index ecade0128..6086d66e6 100644 --- a/Eigen/Core +++ b/Eigen/Core @@ -7,11 +7,10 @@ #ifdef _MSC_VER #include <malloc.h> // for _aligned_malloc -- need it regardless of whether vectorization is enabled #if (_MSC_VER >= 1500) // 2008 or later - // Remember that usage of defined() in a #define is undefined by the standard - #ifdef _M_IX86_FP - #if _M_IX86_FP >= 2 - #define EIGEN_SSE2_ON_MSVC_2008_OR_LATER - #endif + // Remember that usage of defined() in a #define is undefined by the standard. + // a user reported that in 64-bit mode, MSVC doesn't care to define _M_IX86_FP. + #if (defined(_M_IX86_FP) && (_M_IX86_FP >= 2)) || defined(_M_X64) + #define EIGEN_SSE2_ON_MSVC_2008_OR_LATER #endif #endif #endif |