From 30634165980deaeead9f4e71e0ff6a5c9d897776 Mon Sep 17 00:00:00 2001
From: Ian Moffett <ian@osmora.org>
Date: Mon, 14 Jul 2025 22:39:34 -0400
Subject: usr: libc: Add math.h + musl math impl port

Signed-off-by: Ian Moffett <ian@osmora.org>
---
 lib/libc/src/musl-math/fdimf.c | 10 ++++++++++
 1 file changed, 10 insertions(+)
 create mode 100644 lib/libc/src/musl-math/fdimf.c

(limited to 'lib/libc/src/musl-math/fdimf.c')

diff --git a/lib/libc/src/musl-math/fdimf.c b/lib/libc/src/musl-math/fdimf.c
new file mode 100644
index 0000000..543c364
--- /dev/null
+++ b/lib/libc/src/musl-math/fdimf.c
@@ -0,0 +1,10 @@
+#include <math.h>
+
+float fdimf(float x, float y)
+{
+	if (isnan(x))
+		return x;
+	if (isnan(y))
+		return y;
+	return x > y ? x - y : 0;
+}
-- 
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