Do not play ping-pong with ALU and FPU.

* There is no need for moving data to memory to remove fraction bits.

src/julian_date.c

@@ -61,7 +61,7 @@ encode_julday(int calendar, int year, int month, int day)
         }
     }
 
-  int64_t julianDay = (int64_t) (floor(365.25 * iy) + (int64_t) (30.6001 * (im + 1)) + ib + 1720996.5 + day + 0.5);
+  int64_t julianDay = (int64_t) (floor(365.25 * iy) + trunc(30.6001 * (im + 1)) + ib + 1720996.5 + day + 0.5);
 
   return julianDay;
 }

src/taxis.c

@@ -1164,7 +1164,7 @@ split_timevalue(double timevalue, int timeunit)
     {
       {
         static bool lwarn = true;
-        if (lwarn && (fabs(timevalue - (int64_t) timevalue) > 0))
+        if (lwarn && (fabs(timevalue - trunc(timevalue)) > 0))
           {
             Warning("Fraction of a year is not supported!!");
             lwarn = false;