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-rw-r--r--math/w_sinh_compat.c34
1 files changed, 34 insertions, 0 deletions
diff --git a/math/w_sinh_compat.c b/math/w_sinh_compat.c
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+++ b/math/w_sinh_compat.c
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+/* @(#)w_sinh.c 5.1 93/09/24 */
+/*
+ * ====================================================
+ * 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.
+ * ====================================================
+ */
+
+/*
+ * wrapper sinh(x)
+ */
+
+#include <math.h>
+#include <math_private.h>
+
+double
+__sinh (double x)
+{
+	double z = __ieee754_sinh (x);
+	if (__builtin_expect (!isfinite (z), 0) && isfinite (x)
+	    && _LIB_VERSION != _IEEE_)
+		return __kernel_standard (x, x, 25); /* sinh overflow */
+
+	return z;
+}
+weak_alias (__sinh, sinh)
+#ifdef NO_LONG_DOUBLE
+strong_alias (__sinh, __sinhl)
+weak_alias (__sinh, sinhl)
+#endif