Mercurial > hg > CbC > CbC_gcc

diff libquadmath/math/acosq.c @ 111:04ced10e8804

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gcc 7
author kono
date Fri, 27 Oct 2017 22:46:09 +0900
parents 561a7518be6b
children 1830386684a0
line wrap: on
line diff
--- a/libquadmath/math/acosq.c	Sun Aug 21 07:07:55 2011 +0900
+++ b/libquadmath/math/acosq.c	Fri Oct 27 22:46:09 2017 +0900
@@ -31,7 +31,7 @@
     License along with this library; if not, write to the Free Software
     Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307  USA */
 
-/* __ieee754_acosl(x)
+/* acosq(x)
  * Method :
  *      acos(x)  = pi/2 - asin(x)
  *      acos(-x) = pi/2 + asin(x)
@@ -51,7 +51,7 @@
  *      if x is NaN, return x itself;
  *      if |x|>1, return NaN with invalid signal.
  *
- * Functions needed: __ieee754_sqrtl.
+ * Functions needed: sqrtq.
  */
 
 #include "quadmath-imp.h"
@@ -172,7 +172,7 @@
     }
   else if (ix < 0x3ffe0000)	/* |x| < 0.5 */
     {
-      if (ix < 0x3fc60000)	/* |x| < 2**-57 */
+      if (ix < 0x3f8e0000)	/* |x| < 2**-113 */
 	return pio2_hi + pio2_lo;
       if (ix < 0x3ffde000)	/* |x| < .4375 */
 	{