From 9e3b014d4f8aa6c582a4fcc32bb340de9676c999 Mon Sep 17 00:00:00 2001
From: Rhys Perry <pendingchaos02@gmail.com>
Date: Wed, 27 Sep 2023 16:04:16 +0100
Subject: [PATCH] radv: fix signed integer overflow

Fixes UBSan error:
src/amd/vulkan/radv_shader_info.c:78:41: runtime error: left shift of 15 by 28 places cannot be represented in type 'int'

Signed-off-by: Rhys Perry <pendingchaos02@gmail.com>
Reviewed-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/25432>
---
 src/amd/vulkan/radv_shader_info.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/amd/vulkan/radv_shader_info.c b/src/amd/vulkan/radv_shader_info.c
index 4a3e250d91f..44dec6af0e9 100644
--- a/src/amd/vulkan/radv_shader_info.c
+++ b/src/amd/vulkan/radv_shader_info.c
@@ -75,7 +75,7 @@ gather_intrinsic_store_output_info(const nir_shader *nir, const nir_intrinsic_in
       break;
    case MESA_SHADER_FRAGMENT:
       if (idx >= FRAG_RESULT_DATA0) {
-         info->ps.colors_written |= 0xf << (4 * (idx - FRAG_RESULT_DATA0));
+         info->ps.colors_written |= 0xfu << (4 * (idx - FRAG_RESULT_DATA0));
 
          if (idx == FRAG_RESULT_DATA0)
             info->ps.color0_written = write_mask;