From: Martin Kronbichler <kronbichler@lnm.mw.tum.de>
Date: Mon, 13 May 2019 13:21:55 +0000 (+0200)
Subject: Disable vectorization with CUDA
X-Git-Tag: v9.1.0-rc1~25^2
X-Git-Url: https://gitweb.dealii.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=e39ac46df165317e6f79287528e52afe26505f1a;p=dealii.git

Disable vectorization with CUDA
---

diff --git a/include/deal.II/base/config.h.in b/include/deal.II/base/config.h.in
index 346a759ce6..44e174ef1e 100644
--- a/include/deal.II/base/config.h.in
+++ b/include/deal.II/base/config.h.in
@@ -118,7 +118,7 @@
 // We need to disable SIMD vectorization for CUDA device code.
 // Otherwise, nvcc compilers from version 9 on will emit an error message like:
 // "[...] contains a vector, which is not supported in device code"
-#ifdef __CUDA_ARCH__
+#ifdef DEAL_II_WITH_CUDA
 #  define DEAL_II_COMPILER_VECTORIZATION_LEVEL 0
 #else
 #  define DEAL_II_COMPILER_VECTORIZATION_LEVEL @DEAL_II_COMPILER_VECTORIZATION_LEVEL@