From eff10959de41027da7a09298941fcb403f610192 Mon Sep 17 00:00:00 2001
From: Yuri Kunde Schlesner <yuriks@yuriks.net>
Date: Mon, 24 Aug 2015 02:10:11 -0300
Subject: [PATCH] fixup! Shaders: Fix multiplications between 0.0 and inf

---
 src/video_core/pica.h | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/src/video_core/pica.h b/src/video_core/pica.h
index cf148de50..bb689f2a9 100644
--- a/src/video_core/pica.h
+++ b/src/video_core/pica.h
@@ -1031,8 +1031,8 @@ struct float24 {
     }
 
     float24 operator * (const float24& flt) const {
-        if ((this->value == 0.f && flt.value == flt.value) ||
-            (flt.value == 0.f && this->value == this->value))
+        if ((this->value == 0.f && !std::isnan(flt.value)) ||
+            (flt.value == 0.f && !std::isnan(this->value)))
             // PICA gives 0 instead of NaN when multiplying by inf
             return Zero();
         return float24::FromFloat32(ToFloat32() * flt.ToFloat32());
@@ -1051,8 +1051,8 @@ struct float24 {
     }
 
     float24& operator *= (const float24& flt) {
-        if ((this->value == 0.f && flt.value == flt.value) ||
-            (flt.value == 0.f && this->value == this->value))
+        if ((this->value == 0.f && !std::isnan(flt.value)) ||
+            (flt.value == 0.f && !std::isnan(this->value)))
             // PICA gives 0 instead of NaN when multiplying by inf
             *this = Zero();
         else value *= flt.ToFloat32();