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Diffstat (limited to 'Eigen/src/Core/util/Macros.h')
-rw-r--r-- | Eigen/src/Core/util/Macros.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/Eigen/src/Core/util/Macros.h b/Eigen/src/Core/util/Macros.h index 2b40c5fd0..84a13e81f 100644 --- a/Eigen/src/Core/util/Macros.h +++ b/Eigen/src/Core/util/Macros.h @@ -1112,6 +1112,11 @@ namespace Eigen { #define EIGEN_IMPLIES(a,b) (!(a) || (b)) +#if EIGEN_HAS_BUILTIN(__builtin_expect) || EIGEN_COMP_GNUC +#define EIGEN_PREDICT_FALSE(x) (__builtin_expect(x, false)) +#define EIGEN_PREDICT_TRUE(x) (__builtin_expect(false || (x), true)) +#endif + // the expression type of a standard coefficient wise binary operation #define EIGEN_CWISE_BINARY_RETURN_TYPE(LHS,RHS,OPNAME) \ CwiseBinaryOp< \ |