From cb296047f2159390874ac31c6970bacdd72cef16 Mon Sep 17 00:00:00 2001
From: Dave Airlie <airlied@redhat.com>
Date: Fri, 11 Feb 2022 09:42:40 +1000
Subject: [PATCH] gallivm: fix missing cast in 4-bit blending paths.

This got noticed on an llvm debug build.

Reviewed-by: Roland Scheidegger <sroland@vmware.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/14987>
---
 src/gallium/drivers/llvmpipe/lp_state_fs.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/gallium/drivers/llvmpipe/lp_state_fs.c b/src/gallium/drivers/llvmpipe/lp_state_fs.c
index e775047221a..73b59caff1f 100644
--- a/src/gallium/drivers/llvmpipe/lp_state_fs.c
+++ b/src/gallium/drivers/llvmpipe/lp_state_fs.c
@@ -1700,6 +1700,7 @@ scale_bits(struct gallivm_state *gallivm,
 
             result = lp_build_unsigned_norm_to_float(gallivm, src_bits, flt_type, src);
             result = lp_build_clamped_float_to_unsigned_norm(gallivm, flt_type, dst_bits, result);
+            result = LLVMBuildTrunc(gallivm->builder, result, lp_build_int_vec_type(gallivm, src_type), "");
             return result;
          }