anaylzer fix

Author: uecker

src/nlops/stack.c

@@ -588,6 +588,7 @@ static const struct nlop_s* nlop_stack_container_internal_create(int N, const st
 	PTR_ALLOC(struct stack_container_s, d);
 	SET_TYPEID(stack_container_s, d);
 
+	assert(0 < N);
 
 	int max_DI = 0;
 	int max_DO = 0;

src/nn/data_list.c

@@ -143,11 +143,13 @@ extern const struct nlop_s* nn_batchgen_create(struct bat_gen_conf_s* config, nn
 		D++;
 	}
 
+	assert(0 < D);
+
 	long bat_dims[D][N];
 	long tot_dims[D][N];
 	const complex float* data[D];
 
-	D = 0;
+	int d = 0;
 
 	for (int i = 0; i < II; i++) {
 
@@ -164,11 +166,12 @@ extern const struct nlop_s* nn_batchgen_create(struct bat_gen_conf_s* config, nn
 
 		md_copy_dims(iov->N, bat_dims[D], iov->dims);
 		md_copy_dims(tensor->N, tot_dims[D], tensor->dims);
-		data[D] = tensor->data;
 
-		D++;
+		data[d++] = tensor->data;
 	}
 
+	assert(d == D);
+
 	return batch_generator_create(config, D, N, bat_dims, tot_dims, data);
 }