From 8cd7a3df37474259649b95b9b6af966fc86318c9 Mon Sep 17 00:00:00 2001
From: Georgi Gerganov <ggerganov@gmail.com>
Date: Thu, 23 May 2024 17:17:43 +0300
Subject: [PATCH] ggml : silence UB sanitizer error during iq2_xxs quantization
 (llama/0)

---
 ggml-quants.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/ggml-quants.c b/ggml-quants.c
index 88f58a3..bb01ce9 100644
--- a/ggml-quants.c
+++ b/ggml-quants.c
@@ -12144,7 +12144,7 @@ static void quantize_row_iq2_xxs_impl(const float * restrict x, void * restrict
                     printf("\n");
                     GGML_ASSERT(false);
                 }
-                q2[2*ib+0] |= (grid_index << 8*k);
+                q2[2*ib+0] |= ((uint32_t) grid_index << 8*k);
                 q2[2*ib+1] |= (block_signs[k] << 7*k);
             }
             GGML_ASSERT(scale >= 0);