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Re: [PATCH 4/4] Use copysign instead of ternary for some sin/cos input ranges




On 9/27/2016 7:49 PM, Siddhesh Poyarekar wrote:
@@ -479,7 +479,7 @@ __sin (double x)
     {
       res = do_sin (x, 0, &cor);
       retval = (res == res + 1.096 * cor) ? res : slow1 (x);
-      retval = m > 0 ? retval : -retval;
+      retval = __copysign (retval, x);
     }				/*   else  if (k < 0x3feb6000)    */

The ternary uses m, __copysign uses x. It could be correct (I didn't check the full context), but just in case...


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