Source/Checks/cm_cxx_unordered_set.cxx - third_party/cmake - Git at Google

 #include <unordered_set>
 int main()
 {
   std::unordered_set<int> set;
   set.insert(0);
   return 0;
 }
	#include <unordered_set>
	int main()
	{
	std::unordered_set<int> set;
	set.insert(0);
	return 0;
	}