From 5a079a2d114f96d4847d1ee305d5b7c16eeec50e Mon Sep 17 00:00:00 2001
From: 3gg <3gg@shellblade.net>
Date: Sat, 27 Dec 2025 12:03:39 -0800
Subject: Initial commit

---
 contrib/SDL-3.2.8/src/libm/s_isinff.c | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)
 create mode 100644 contrib/SDL-3.2.8/src/libm/s_isinff.c

(limited to 'contrib/SDL-3.2.8/src/libm/s_isinff.c')

diff --git a/contrib/SDL-3.2.8/src/libm/s_isinff.c b/contrib/SDL-3.2.8/src/libm/s_isinff.c
new file mode 100644
index 0000000..184c9aa
--- /dev/null
+++ b/contrib/SDL-3.2.8/src/libm/s_isinff.c
@@ -0,0 +1,24 @@
+#include "SDL_internal.h"
+/*
+ * Written by J.T. Conklin <jtc@netbsd.org>.
+ * Public domain.
+ */
+
+/*
+ * isinff(x) returns 1 if x is inf, -1 if x is -inf, else 0;
+ * no branching!
+ */
+
+#include "math.h"
+#include "math_private.h"
+
+int __isinff (float x)
+{
+	int32_t ix,t;
+	GET_FLOAT_WORD(ix,x);
+	t = ix & 0x7fffffff;
+	t ^= 0x7f800000;
+	t |= -t;
+	return ~(t >> 31) & (ix >> 30);
+}
+libm_hidden_def(__isinff)
-- 
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