From 15f34685e7a9b5caf761af2ebf6afa20438d440b Mon Sep 17 00:00:00 2001
From: gcc <gcc@7b3dc134-2b1b-0410-93df-9e9f96275f8d>
Date: Thu, 17 Aug 2006 01:18:26 +0000
Subject: Import glibc-mainline for 2006-08-16

git-svn-id: svn://svn.eglibc.org/fsf/trunk@4 7b3dc134-2b1b-0410-93df-9e9f96275f8d
---
 libc/math/w_sqrtl.c | 47 +++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 47 insertions(+)
 create mode 100644 libc/math/w_sqrtl.c

(limited to 'libc/math/w_sqrtl.c')

diff --git a/libc/math/w_sqrtl.c b/libc/math/w_sqrtl.c
new file mode 100644
index 000000000..0b03eebe1
--- /dev/null
+++ b/libc/math/w_sqrtl.c
@@ -0,0 +1,47 @@
+/* w_sqrtl.c -- long double version of w_sqrt.c.
+ * Conversion to long double by Ulrich Drepper,
+ * Cygnus Support, drepper@cygnus.com.
+ */
+
+/*
+ * ====================================================
+ * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved.
+ *
+ * Developed at SunPro, a Sun Microsystems, Inc. business.
+ * Permission to use, copy, modify, and distribute this
+ * software is freely granted, provided that this notice
+ * is preserved.
+ * ====================================================
+ */
+
+#if defined(LIBM_SCCS) && !defined(lint)
+static char rcsid[] = "$NetBSD: $";
+#endif
+
+/*
+ * wrapper sqrtl(x)
+ */
+
+#include <math.h>
+#include "math_private.h"
+
+#ifdef __STDC__
+	long double __sqrtl(long double x)	/* wrapper sqrtl */
+#else
+	long double __sqrtl(x)			/* wrapper sqrtl */
+	long double x;
+#endif
+{
+#ifdef _IEEE_LIBM
+	return __ieee754_sqrtl(x);
+#else
+	long double z;
+	z = __ieee754_sqrtl(x);
+	if(_LIB_VERSION == _IEEE_ || __isnanl(x)) return z;
+	if(x<0.0) {
+	    return __kernel_standard(x,x,226); /* sqrt(negative) */
+	} else
+	    return z;
+#endif
+}
+weak_alias (__sqrtl, sqrtl)
-- 
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