1 // RUN: %clang_cc1 -std=c++11 -emit-llvm -o - -verify %s 2 3 namespace std { 4 typedef decltype(sizeof(int)) size_t; 5 6 // libc++'s implementation 7 template <class _E> 8 class initializer_list 9 { 10 const _E* __begin_; 11 size_t __size_; 12 13 initializer_list(const _E* __b, size_t __s) 14 : __begin_(__b), 15 __size_(__s) 16 {} 17 18 public: 19 typedef _E value_type; 20 typedef const _E& reference; 21 typedef const _E& const_reference; 22 typedef size_t size_type; 23 24 typedef const _E* iterator; 25 typedef const _E* const_iterator; 26 27 initializer_list() : __begin_(nullptr), __size_(0) {} 28 29 size_t size() const {return __size_;} 30 const _E* begin() const {return __begin_;} 31 const _E* end() const {return __begin_ + __size_;} 32 }; 33 } 34 35 std::initializer_list<std::initializer_list<int>> pleasefail = { 36 {1, 2}, {3, 4}, {5, 6} // expected-error {{cannot compile}} 37 }; 38
