Commit 30f7df1a8 for llama.cpp

commit 30f7df1a831ba5bda37b737f46bdf2f11f6bcb88
Author: Adrien Gallouët <angt@huggingface.co>
Date:   Tue Oct 13 11:44:37 2026 +0200

    cuda : warnings cleanup (#30420)

    * cuda : warnings cleanup

    Signed-off-by: Adrien Gallouët <angt@huggingface.co>

    * Update ggml/src/ggml-cuda/common.cuh

    Co-authored-by: Sigbjørn Skjæret <sigbjorn.skjaeret@huggingface.co>

    ---------

    Signed-off-by: Adrien Gallouët <angt@huggingface.co>
    Co-authored-by: Sigbjørn Skjæret <sigbjorn.skjaeret@huggingface.co>

diff --git a/ggml/src/ggml-cuda/common.cuh b/ggml/src/ggml-cuda/common.cuh
index 928607c41..c6dc9dd62 100644
--- a/ggml/src/ggml-cuda/common.cuh
+++ b/ggml/src/ggml-cuda/common.cuh
@@ -881,6 +881,7 @@ static __device__ __forceinline__ uint8_t ggml_cuda_fp32_to_ue4m3(float x) {
     const __nv_fp8_e4m3 xf(x);
     return xf.__x;
 #else
+     GGML_UNUSED(x);
      NO_DEVICE_CODE; // Used only for NVFP4 Scales for Activations, only for Blackwell
 #endif // defined(BLACKWELL_MMA_AVAILABLE)
 }
@@ -1448,10 +1449,10 @@ struct ggml_backend_cuda_context {
     std::string name;
     cudaEvent_t copy_event = nullptr;

-    cudaStream_t streams[GGML_CUDA_MAX_DEVICES][GGML_CUDA_MAX_STREAMS] = { { nullptr } };
-    cublasHandle_t cublas_handles[GGML_CUDA_MAX_DEVICES][GGML_CUDA_MAX_STREAMS] = {nullptr};
-    void * cublas_workspaces[GGML_CUDA_MAX_DEVICES][GGML_CUDA_MAX_STREAMS] = {nullptr};
-    size_t cublas_workspace_sizes[GGML_CUDA_MAX_DEVICES] = {0};
+    cudaStream_t streams[GGML_CUDA_MAX_DEVICES][GGML_CUDA_MAX_STREAMS] = {};
+    cublasHandle_t cublas_handles[GGML_CUDA_MAX_DEVICES][GGML_CUDA_MAX_STREAMS] = {};
+    void * cublas_workspaces[GGML_CUDA_MAX_DEVICES][GGML_CUDA_MAX_STREAMS] = {};
+    size_t cublas_workspace_sizes[GGML_CUDA_MAX_DEVICES] = {};

     int curr_stream_no = 0;