VertexLoaderJit: Fix out-of-bounds access for zfreeze.

This fixes a GCC6.1 warning.

1 files changed, 1 insertions, 1 deletions

diff --git a/Source/Core/VideoCommon/VertexManagerBase.cpp b/Source/Core/VideoCommon/VertexManagerBase.cpp
index 8ac365a735..ab4dced0e9 100644
--- a/Source/Core/VideoCommon/VertexManagerBase.cpp
+++ b/Source/Core/VideoCommon/VertexManagerBase.cpp
@@ -304,7 +304,7 @@ void VertexManagerBase::CalculateZSlope(NativeVertexFormat* format)
   {
     // If this vertex format has per-vertex position matrix IDs, look it up.
     if (vert_decl.posmtx.enable)
-      mtxIdx = VertexLoaderManager::position_matrix_index[2 - i];
+      mtxIdx = VertexLoaderManager::position_matrix_index[3 - i];
 
     if (vert_decl.position.components == 2)
       VertexLoaderManager::position_cache[2 - i][2] = 0;