From 4f893997e4738faf6dde8320b304298340f51cd2 Mon Sep 17 00:00:00 2001
From: Szabolcs Nagy <nsz@port70.net>
Date: Mon, 29 Jun 2020 17:14:42 +0000
Subject: math: add __math_invalidl

for targets where long double is different from double.
---
 src/math/__math_invalidl.c | 9 +++++++++
 1 file changed, 9 insertions(+)
 create mode 100644 src/math/__math_invalidl.c

(limited to 'src/math/__math_invalidl.c')

diff --git a/src/math/__math_invalidl.c b/src/math/__math_invalidl.c
new file mode 100644
index 00000000..1fca99de
--- /dev/null
+++ b/src/math/__math_invalidl.c
@@ -0,0 +1,9 @@
+#include <float.h>
+#include "libm.h"
+
+#if LDBL_MANT_DIG != DBL_MANT_DIG
+long double __math_invalidl(long double x)
+{
+	return (x - x) / (x - x);
+}
+#endif
-- 
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