Merge commit 'refs/top-bases/t/hurdsig-boot-fix' into t/hurdsig-boot-fix

1 files changed, 34 insertions, 0 deletions

diff --git a/math/w_sinh_compat.c b/math/w_sinh_compat.c
new file mode 100644
index 0000000000..e964614f72
--- /dev/null
+++ b/math/w_sinh_compat.c
@@ -0,0 +1,34 @@
+/* @(#)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>
+#include <math-svid-compat.h>
+#include <libm-alias-double.h>
+
+#if LIBM_SVID_COMPAT
+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;
+}
+libm_alias_double (__sinh, sinh)
+#endif