From 8fd18c4f20c294bf5a7d702cf64f02621954abe1 Mon Sep 17 00:00:00 2001
From: Alyssa Rosenzweig <alyssa@rosenzweig.io>
Date: Wed, 10 Jan 2024 12:32:23 -0400
Subject: [PATCH] nir/lower_flatshade: fix metadata

Signed-off-by: Alyssa Rosenzweig <alyssa@rosenzweig.io>
Reviewed-by: Konstantin Seurer <konstantin.seurer@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/26976>
---
 src/compiler/nir/nir_lower_flatshade.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/compiler/nir/nir_lower_flatshade.c b/src/compiler/nir/nir_lower_flatshade.c
index 6edfd490261..0e583bdb8d6 100644
--- a/src/compiler/nir/nir_lower_flatshade.c
+++ b/src/compiler/nir/nir_lower_flatshade.c
@@ -45,5 +45,7 @@ nir_lower_flatshade(nir_shader *shader)
       progress |= lower_input(shader, var);
    }
 
+   /* Interpolation doesn't affect any metadata */
+   nir_shader_preserve_all_metadata(shader);
    return progress;
 }