Sync libm with upstream.

Change-Id: I3b4e2c9c6ce6c5934f270a51ce5eb9154c5805d5
diff --git a/libm/upstream-freebsd/lib/msun/src/e_atanhl.c b/libm/upstream-freebsd/lib/msun/src/e_atanhl.c
index a888426..11d56ea 100644
--- a/libm/upstream-freebsd/lib/msun/src/e_atanhl.c
+++ b/libm/upstream-freebsd/lib/msun/src/e_atanhl.c
@@ -7,7 +7,7 @@
  *
  * Developed at SunSoft, a Sun Microsystems, Inc. business.
  * Permission to use, copy, modify, and distribute this
- * software is freely granted, provided that this notice
+ * software is freely granted, provided that this notice 
  * is preserved.
  * ====================================================
  *
@@ -68,7 +68,7 @@
 	if (ix < 0x3ffe) {		/* |x| < 0.5, or misnormal */
 	    t = x+x;
 	    t = 0.5*log1pl(t+t*x/(one-x));
-	} else
+	} else 
 	    t = 0.5*log1pl((x+x)/(one-x));
 	RETURNI((hx & 0x8000) == 0 ? t : -t);
 }