From: Rudolf Polzer <divverent@alientrap.org>
Date: Mon, 24 Jan 2011 06:44:54 +0000 (+0100)
Subject: optimize isnan()
X-Git-Tag: xonotic-v0.5.0~316^2~18
X-Git-Url: https://de.git.xonotic.org/?p=xonotic%2Fxonotic-data.pk3dir.git;a=commitdiff_plain;h=369c41ba58307ed13e4d7c954c4ce50ff750f714

optimize isnan()
---

diff --git a/qcsrc/warpzonelib/mathlib.qc b/qcsrc/warpzonelib/mathlib.qc
index b460a063db..42262102e5 100644
--- a/qcsrc/warpzonelib/mathlib.qc
+++ b/qcsrc/warpzonelib/mathlib.qc
@@ -18,7 +18,9 @@ int isinf(float x)
 }
 int isnan(float x)
 {
-	return !(x + x == x + x);
+	float y;
+	y = x;
+	return (x != y);
 }
 int isnormal(float x)
 {