From 8d72b8e820c1daac552aafd7b6ad3aee5c78f4e1 Mon Sep 17 00:00:00 2001
From: Philip Rebohle <philip.rebohle@tu-dortmund.de>
Date: Sat, 30 Jul 2022 21:24:15 +0200
Subject: [PATCH] [dxvk] Reject pipelines that set unused spec constants

---
 src/dxvk/dxvk_graphics.cpp | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/dxvk/dxvk_graphics.cpp b/src/dxvk/dxvk_graphics.cpp
index 7f59613c7..b29f6e632 100644
--- a/src/dxvk/dxvk_graphics.cpp
+++ b/src/dxvk/dxvk_graphics.cpp
@@ -1080,6 +1080,12 @@ namespace dxvk {
       }
     }
 
+    // Validate spec constant state
+    for (uint32_t i = 0; i < MaxNumSpecConstants; i++) {
+      if (state.sc.specConstants[i] && !(m_specConstantMask & (1u << i)))
+        return false;
+    }
+
     return true;
   }