Update C++ compiler tests

3 files changed, 14 insertions, 25 deletions

diff --git a/TestPrograms/test_cxx11.cxx b/TestPrograms/test_cxx11.cxx
index 71e67078..13fe9d39 100644
--- a/TestPrograms/test_cxx11.cxx
+++ b/TestPrograms/test_cxx11.cxx
@@ -2,6 +2,10 @@
 #include <forward_list>

 int main(int argc, char* argv[])

 {

+#if __cplusplus >= 201103L

     std::forward_list<int> x;

+#else

+	int x[-1];

+#endif

     return 0;

 }

diff --git a/TestPrograms/test_cxx14.cxx b/TestPrograms/test_cxx14.cxx
index 1f024cd2..ede3bf74 100644
--- a/TestPrograms/test_cxx14.cxx
+++ b/TestPrograms/test_cxx14.cxx
@@ -1,16 +1,9 @@
-// https://stackoverflow.com/a/30940639

-#include <tuple>

-#include <functional>

-auto f()

-{

-    // this fn returns multiple values

-    int x = 5;

-    return std::make_tuple(x, 7);

-}

-

 int main(int argc, char* argv[])

 {

-    int a, b;

-    std::tie(a, b) = f();

+#if __cplusplus >= 201402L

+    int x[1];

+#else

+    int x[-1];

+#endif

     return 0;

 }

diff --git a/TestPrograms/test_cxx17.cxx b/TestPrograms/test_cxx17.cxx
index ec97fe44..c3d43aa2 100644
--- a/TestPrograms/test_cxx17.cxx
+++ b/TestPrograms/test_cxx17.cxx
@@ -1,17 +1,9 @@
-// Real C++17 compilers provide 'if constexpr'

-#include <type_traits>

-

-template <typename T>

-auto get_value(T t)

-{

-    if constexpr (std::is_pointer_v<T>)

-        return t[0];

-    else

-        return t;

-}

-

 int main(int argc, char* argv[])

 {

-    char c = get_value(argv[0]);

+#if __cplusplus >= 201703L

+    int x[1];

+#else

+    int x[-1];

+#endif

     return 0;

 }