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| author |  Benoit Steiner <benoit.steiner.goog@gmail.com> | 2015-02-06 02:51:59 -0800 |
|---|---|---|
| committer | Benoit Steiner <benoit.steiner.goog@gmail.com> | 2015-02-06 02:51:59 -0800 |
| commit | dcb2a8b184c43f9b638406c39c1636e1ff2b1e23 (patch) | |
| tree | 9b037538cd7d8e63409547eedede65d15c5c0948 /Eigen | |
| parent | f64045a060ae22c6445b78ecea3783cef7c1ca3b (diff) | |
Added the EIGEN_HAS_CONSTEXPR define
Gate the tensor index list code based on the value of EIGEN_HAS_CONSTEXPR
Diffstat (limited to 'Eigen')
| -rw-r--r-- | Eigen/src/Core/util/Macros.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/Eigen/src/Core/util/Macros.h b/Eigen/src/Core/util/Macros.h index 001907a0b..40a28d4d6 100644 --- a/Eigen/src/Core/util/Macros.h +++ b/Eigen/src/Core/util/Macros.h @@ -133,6 +133,12 @@ #define EIGEN_HAS_VARIADIC_TEMPLATES 1 #endif +// Does the compiler support const expressions? +#if (defined(__plusplus) && __cplusplus >= 201402L) || \ + EIGEN_GNUC_AT_LEAST(4,9) +#define EIGEN_HAS_CONSTEXPR 1 +#endif + /** Allows to disable some optimizations which might affect the accuracy of the result. * Such optimization are enabled by default, and set EIGEN_FAST_MATH to 0 to disable them. * They currently include: |