Does auto deduce the type at compile time or runtime in C++ 11?

by

Compile time. In C++, runtime type information is stripped during compilation(without RTTI or virtual inheritance). It is not possible, in fact, to inspect the primitive type at runtime.

More Related Contents:

  1. What is the advantage of using forwarding references in range-based for loops?
  2. How much is the overhead of smart pointers compared to normal pointers in C++?
  3. Why is std::unordered_map slow, and can I use it more effectively to alleviate that?
  4. Does a C++11 range-based for loop condition get evaluated every cycle?
  5. Can the use of C++11’s ‘auto’ improve performance?
  6. Is the ranged based for loop beneficial to performance?
  7. c++11 regex slower than python
  8. Should I still return const objects in C++11? [duplicate]
  9. Why is this C++ wrapper class not being inlined away?
  10. Converting std::__cxx11::string to std::string
  11. C++ lambda with captures as a function pointer
  12. Will std::string always be null-terminated in C++11?
  13. SFINAE working in return type but not as template parameter
  14. Move assignment operator and `if (this != &rhs)`
  15. When to use the brace-enclosed initializer?
  16. Is there any guarantee of alignment of address return by C++’s new operation?
  17. When do I really need to use atomic instead of bool? [duplicate]
  18. error: use of deleted function
  19. A class name introduced inside a class is not treated as a nested class name
  20. Passing shared_ptr as shared_ptr
  21. lvalue to rvalue implicit conversion
  22. constexpr not compiling in VC2013
  23. C++11 virtual destructors and auto generation of move special functions
  24. reinterpret_cast from object to first member
  25. Calling delete on NULL pointers – C++03 vs C++11
  26. GCC std::thread not found in namespace std
  27. Is there a way to write make_unique() in VS2012?
  28. using extern template (C++11) to avoid instantiation
  29. narrowing conversion from unsigned to double
  30. Why does this simple std::thread example not work?

Leave a Comment