aboutsummaryrefslogtreecommitdiff
path: root/REORG.TODO/math/w_hypotf_compat.c
diff options
context:
space:
mode:
Diffstat (limited to 'REORG.TODO/math/w_hypotf_compat.c')
-rw-r--r--REORG.TODO/math/w_hypotf_compat.c35
1 files changed, 35 insertions, 0 deletions
diff --git a/REORG.TODO/math/w_hypotf_compat.c b/REORG.TODO/math/w_hypotf_compat.c
new file mode 100644
index 0000000000..0ecacae715
--- /dev/null
+++ b/REORG.TODO/math/w_hypotf_compat.c
@@ -0,0 +1,35 @@
+/* w_hypotf.c -- float version of w_hypot.c.
+ * Conversion to float by Ian Lance Taylor, Cygnus Support, ian@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.
+ * ====================================================
+ */
+
+/*
+ * wrapper hypotf(x,y)
+ */
+
+#include <math.h>
+#include <math_private.h>
+
+
+float
+__hypotf(float x, float y)
+{
+ float z = __ieee754_hypotf(x,y);
+ if(__builtin_expect(!isfinite(z), 0)
+ && isfinite(x) && isfinite(y) && _LIB_VERSION != _IEEE_)
+ /* hypot overflow */
+ return __kernel_standard_f(x, y, 104);
+
+ return z;
+}
+weak_alias (__hypotf, hypotf)