Add C++11 max_digits10 for half.

(grafted from 9c353dd1450c362175213c1018b15b24ac840826
)
This commit is contained in:
Gael Guennebaud 2017-09-06 10:22:47 +02:00
parent 609e425166
commit 70ac6c9230

View File

@ -509,8 +509,8 @@ struct numeric_limits<Eigen::half> {
static const bool is_bounded = false;
static const bool is_modulo = false;
static const int digits = 11;
static const int digits10 = 2;
//static const int max_digits10 = ;
static const int digits10 = 3; // according to http://half.sourceforge.net/structstd_1_1numeric__limits_3_01half__float_1_1half_01_4.html
static const int max_digits10 = 5; // according to http://half.sourceforge.net/structstd_1_1numeric__limits_3_01half__float_1_1half_01_4.html
static const int radix = 2;
static const int min_exponent = -13;
static const int min_exponent10 = -4;