From cc0d3fdb00e970702fdc4e9a9e8935ed04df538f Mon Sep 17 00:00:00 2001
From: Dave Parks <davep@lindenlab.com>
Date: Sat, 17 Sep 2022 20:11:53 -0500
Subject: [PATCH] Fix for crash on NVIDIA hardware

---
 .../newview/app_settings/shaders/class1/deferred/pbralphaF.glsl | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/indra/newview/app_settings/shaders/class1/deferred/pbralphaF.glsl b/indra/newview/app_settings/shaders/class1/deferred/pbralphaF.glsl
index aec2a90bda1..1caf2b2b1a7 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/pbralphaF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/pbralphaF.glsl
@@ -73,7 +73,7 @@ VARYING vec2 vary_texcoord1;
 VARYING vec2 vary_texcoord2;
 VARYING vec3 vary_normal;
 VARYING vec3 vary_tangent;
-VARYING float vary_sign;
+flat in float vary_sign;
 
 
 #ifdef HAS_ALPHA_MASK
-- 
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