Merge topic 'check-std-size-cbegin-cend'

e6195989c7 Merge branch 'backport-check-std-size-cbegin-cend'
a605bf438e Extend C++17/C++14 feature checks to cover more standard library APIs
e17deb7ad4 Extend C++17/C++14 feature checks to cover more standard library APIs

Acked-by: Kitware Robot <[email protected]>
Merge-request: !3030

Source/Checks/cm_cxx14_check.cpp

@@ -1,8 +1,15 @@
 #include <cstdio>
+#include <iterator>
 #include <memory>
 
 int main()
 {
+  int a[] = { 0, 1, 2 };
+  auto ai = std::cbegin(a);
+
+  int b[] = { 2, 1, 0 };
+  auto bi = std::cend(b);
+
   std::unique_ptr<int> u(new int(0));
-  return *u;
+  return *u + *ai + *(bi - 1);
 }

Source/Checks/cm_cxx17_check.cpp

@@ -1,4 +1,5 @@
 #include <cstdio>
+#include <iterator>
 #include <memory>
 #include <unordered_map>
 
@@ -8,6 +9,14 @@
 
 int main()
 {
+  int a[] = { 0, 1, 2 };
+  auto ai = std::cbegin(a);
+
+  int b[] = { 2, 1, 0 };
+  auto bi = std::cend(b);
+
+  auto ci = std::size(a);
+
   std::unique_ptr<int> u(new int(0));
 
 #ifdef _MSC_VER
@@ -18,5 +27,5 @@ int main()
   IDispatchPtr disp(ptr);
 #endif
 
-  return *u;
+  return *u + *ai + *(bi - 1) + (3 - static_cast<int>(ci));
 }