Merge branch 'upstream' into concedo_experimental

# Conflicts:
#	ggml/src/ggml-sycl/ggml-sycl.cpp
#	pyproject.toml

src/llama-graph.cpp

@@ -782,7 +782,7 @@ ggml_tensor * llm_graph_context::build_ffn(
             } break;
     }
 
-    if (type_gate == LLM_FFN_PAR) {
+    if (gate && type_gate == LLM_FFN_PAR) {
         cur = ggml_mul(ctx0, cur, tmp);
         cb(cur, "ffn_gate_par", il);
     }

src/llama-sampling.cpp

@@ -1750,6 +1750,10 @@ static const char * llama_sampler_top_n_sigma_name(const struct llama_sampler *
 static void llama_sampler_top_n_sigma_apply(struct llama_sampler * smpl, llama_token_data_array * cur_p) {
     const auto * ctx = (llama_sampler_top_n_sigma *) smpl->ctx;
 
+    if (ctx->n < 0.0f) {
+        return;
+    }
+
     // find max logit and calculate mean
     float max = cur_p->data[0].logit;
     float logits_sum = 0;