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11210 libm should be cstyle(1ONBLD) clean
@@ -20,10 +20,11 @@
*/
/*
* Copyright 2011 Nexenta Systems, Inc. All rights reserved.
*/
+
/*
* Copyright 2006 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
@@ -31,31 +32,33 @@
#include "libm.h" /* fabsl/isnanl/isinfl/signbitl */
#include "complex_wrapper.h"
#include "longdouble.h"
-/* INDENT OFF */
+
/*
* ldcomplex cacoshl(ldcomplex z);
* cacosh z = +-i cacos z .
* In order to make conj(cacosh(z))=cacosh(conj(z)),
* we define
* cacosh z = sign(Im(z))*i cacos z .
*
*/
-/* INDENT ON */
ldcomplex
-cacoshl(ldcomplex z) {
+cacoshl(ldcomplex z)
+{
ldcomplex w, ans;
long double x, y;
w = cacosl(z);
x = LD_RE(z);
y = LD_IM(z);
+
if (isnanl(y)) {
LD_IM(ans) = y + y;
+
if (isinfl(x))
LD_RE(ans) = fabsl(x);
else
LD_RE(ans) = y;
} else if (signbitl(y) == 0) {
@@ -63,7 +66,8 @@
LD_IM(ans) = LD_RE(w);
} else {
LD_RE(ans) = LD_IM(w);
LD_IM(ans) = -LD_RE(w);
}
+
return (ans);
}