From bf9c6fb6cd373b7f6233deba5e6fea90bf543df3 Mon Sep 17 00:00:00 2001
From: Tom Deakin <tom.deakin@bristol.ac.uk>
Date: Wed, 11 May 2016 17:21:52 +0100
Subject: [PATCH] Add -fopenacc flag on linking with GCC compiler

---
 CMakeLists.txt | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 43328d0..ed048c5 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -56,6 +56,9 @@ endif ()
 include(CheckCXXCompilerFlag)
 if ("${CMAKE_CXX_COMPILER_ID}" MATCHES "GNU")
   CHECK_CXX_COMPILER_FLAG(-fopenacc OPENACC)
+  if (OPENACC)
+    list (APPEND CMAKE_EXE_LINKER_FLAGS -fopenacc)
+  endif ()
 elseif ("${CMAKE_CXX_COMPILER_ID}" MATCHES "PGI")
   CHECK_CXX_COMPILER_FLAG(-acc OPENACC)
 elseif ("${CMAKE_CXX_COMPILER_ID}" MATCHES "Cray")