adding smallscale fix for unit test building on gcc ~4.8

Author: leios

CMakeLists.txt

@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 2.8)
+cmake_minimum_required(VERSION 3.8)
 project(gpue_build LANGUAGES CXX CUDA)
 find_package(CUDA QUIET REQUIRED)
 
@@ -12,7 +12,7 @@ find_file( EXAMPLE_CFG example.cfg src/ )
 add_library(unitTest OBJECT src/unit_test.cu include/unit_test.h include/kernels.h)
 set( CFG_FILE_PATH _CFG_FILE_PATH="${EXAMPLE_CFG}" )
 target_compile_options(
-   unitTest PRIVATE -D${CFG_FILE_PATH} -dc
+   unitTest PRIVATE -D${CFG_FILE_PATH} -dc -std=c++11
 )
 
 add_executable(