LOG2_BY_256_HI_PART  117 maint/gnulib/lib/expl.c     long double y_tmp = x - nm * LOG2_BY_256_HI_PART;
LOG2_BY_256_HI_PART  117 maint/gnulib/lib/expm1.c     double y_tmp = x - nm * LOG2_BY_256_HI_PART;
LOG2_BY_256_HI_PART  127 maint/gnulib/lib/expm1l.c     long double y_tmp = x - nm * LOG2_BY_256_HI_PART;