configuration files adopted to cmake configuration and automatic c++11 detection

AMDiS/src/config/Config_clang.h

@@ -47,10 +47,7 @@ typedef size_t aligned_size_t   __attribute__ ((aligned(CACHE_LINE)));
 
 // C++11 features
 // --------------
-#if __cplusplus > 199711L
-#ifndef HAS_CXX11
-  #define HAS_CXX11 1
-#endif
+#ifdef HAS_CXX11
 
 // __has_feature(cxx_rvalue_references)
 #if CLANG_VERSION >= 20900 && !defined(HAS_VARIADIC_TEMPLATES)

AMDiS/src/config/Config_gcc.h

@@ -47,10 +47,7 @@ typedef size_t aligned_size_t   __attribute__ ((aligned(CACHE_LINE)));
 
 // C++11 features
 // --------------
-#if __cplusplus > 199711L
-#ifndef HAS_CXX11
-  #define HAS_CXX11 1
-#endif
+#ifdef HAS_CXX11
 
 #if GCC_VERSION >= 40300 && !defined(HAS_VARIADIC_TEMPLATES)
   #define HAS_VARIADIC_TEMPLATES 1

AMDiS/src/config/Config_intel.h

@@ -51,15 +51,7 @@ typedef __declspec(align(CACHE_LINE)) size_t aligned_size_t;
 
 // C++11 features
 // --------------
-// #if __cplusplus > 199711L
-// workaround needed to test for -std=c++11 enabled, since __cplusplus gives wrong values
-#include <vector>
-#include <functional>
-#if defined(_GLIBCXX_TUPLE) || defined(_GLIBCXX_TYPE_TRAITS) || defined(_GLIBCXX_ARRAY) || (__cplusplus > 199711L)
-
-#ifndef HAS_CXX11
-  #define HAS_CXX11 1
-#endif
+#ifdef HAS_CXX11
 
 #if INTEL_VERSION >= 1201 && !defined(HAS_VARIADIC_TEMPLATES)
   #define HAS_VARIADIC_TEMPLATES 1