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#include <iostream>
#include <vector>
 
using namespace std;
 
int main() {
	vector<int> v{ 1, 2, 3 };
	return 0;
}

prog.cpp: In function ‘int main()’:
prog.cpp:7:14: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11 [enabled by default]
  vector<int> v{ 1, 2, 3 };
              ^
prog.cpp:7:25: error: in C++98 ‘v’ must be initialized by constructor, not by ‘{...}’
  vector<int> v{ 1, 2, 3 };
                         ^
prog.cpp:7:25: error: no matching function for call to ‘std::vector<int>::vector(<brace-enclosed initializer list>)’
prog.cpp:7:25: note: candidates are:
In file included from /usr/include/c++/4.8/vector:64:0,
                 from prog.cpp:2:
/usr/include/c++/4.8/bits/stl_vector.h:398:9: note: template<class _InputIterator> std::vector<_Tp, _Alloc>::vector(_InputIterator, _InputIterator, const allocator_type&)
         vector(_InputIterator __first, _InputIterator __last,
         ^
/usr/include/c++/4.8/bits/stl_vector.h:398:9: note:   template argument deduction/substitution failed:
prog.cpp:7:25: note:   cannot convert ‘3’ (type ‘int’) to type ‘const allocator_type& {aka const std::allocator<int>&}’
  vector<int> v{ 1, 2, 3 };
                         ^
In file included from /usr/include/c++/4.8/vector:64:0,
                 from prog.cpp:2:
/usr/include/c++/4.8/bits/stl_vector.h:310:7: note: std::vector<_Tp, _Alloc>::vector(const std::vector<_Tp, _Alloc>&) [with _Tp = int; _Alloc = std::allocator<int>]
       vector(const vector& __x)
       ^
/usr/include/c++/4.8/bits/stl_vector.h:310:7: note:   candidate expects 1 argument, 3 provided
/usr/include/c++/4.8/bits/stl_vector.h:295:7: note: std::vector<_Tp, _Alloc>::vector(std::vector<_Tp, _Alloc>::size_type, const value_type&, const allocator_type&) [with _Tp = int; _Alloc = std::allocator<int>; std::vector<_Tp, _Alloc>::size_type = unsigned int; std::vector<_Tp, _Alloc>::value_type = int; std::vector<_Tp, _Alloc>::allocator_type = std::allocator<int>]
       vector(size_type __n, const value_type& __value = value_type(),
       ^
/usr/include/c++/4.8/bits/stl_vector.h:295:7: note:   no known conversion for argument 3 from ‘int’ to ‘const allocator_type& {aka const std::allocator<int>&}’
/usr/include/c++/4.8/bits/stl_vector.h:256:7: note: std::vector<_Tp, _Alloc>::vector(const allocator_type&) [with _Tp = int; _Alloc = std::allocator<int>; std::vector<_Tp, _Alloc>::allocator_type = std::allocator<int>]
       vector(const allocator_type& __a)
       ^
/usr/include/c++/4.8/bits/stl_vector.h:256:7: note:   candidate expects 1 argument, 3 provided
/usr/include/c++/4.8/bits/stl_vector.h:248:7: note: std::vector<_Tp, _Alloc>::vector() [with _Tp = int; _Alloc = std::allocator<int>]
       vector()
       ^
/usr/include/c++/4.8/bits/stl_vector.h:248:7: note:   candidate expects 0 arguments, 3 provided

Standard output is empty