From: Daniel Arndt <daniel.arndt@iwr.uni-heidelberg.de>
Date: Thu, 16 Aug 2018 14:17:16 +0000 (+0200)
Subject: Fix wrong symbol in CUDAWrappers::Vector::print()
X-Git-Tag: v9.1.0-rc1~817^2
X-Git-Url: https://gitweb.dealii.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=refs%2Fpull%2F7069%2Fhead;p=dealii.git

Fix wrong symbol in CUDAWrappers::Vector::print()
---

diff --git a/source/lac/cuda_vector.cu b/source/lac/cuda_vector.cu
index 1809c51f6f..58bdbe4972 100644
--- a/source/lac/cuda_vector.cu
+++ b/source/lac/cuda_vector.cu
@@ -13,6 +13,7 @@
 //
 // ---------------------------------------------------------------------
 
+#include <deal.II/base/cuda.h>
 #include <deal.II/base/cuda_size.h>
 #include <deal.II/base/exceptions.h>
 
@@ -688,18 +689,11 @@ namespace LinearAlgebra
       out << std::endl;
 
       // Copy the vector to the host
-      Number *    cpu_val    = new Number[n_elements];
-      cudaError_t error_code = cudaMemcpy(cpu_val,
-                                          val,
-                                          n_elements * sizeof(Number),
-                                          cudaMemcpyHostToDevice);
-      AssertCuda(error_code);
+      std::vector<Number> cpu_val(n_elements);
+      Utilities::CUDA::copy_to_host(val, cpu_val);
       for (unsigned int i = 0; i < n_elements; ++i)
         out << cpu_val[i] << std::endl;
       out << std::flush;
-      delete[] cpu_val;
-      cpu_val = nullptr;
-
 
       AssertThrow(out, ExcIO());
       // reset output format