clang/test/SemaCXX/libstdcxx_explicit_init_list_hack.cpp

   1 // RUN: %clang_cc1 -std=c++11 -fsyntax-only -verify -Wsystem-headers %s
   2
   3 // libstdc++4.6 in debug mode has explicit default constructors.
   4 // stlport has this for all containers.
   5 #ifdef BE_THE_HEADER
   6 #pragma clang system_header
   7 namespace std {
   8 namespace __debug {
   9 template <class T>
  10 class vector {
  11 public:
  12   explicit vector() {} // expected-warning 2 {{should not be explicit}}
  13 };
  14 }
  15 }
  16 #else
  17
  18 #define BE_THE_HEADER
  19 #include __FILE__
  20
  21 struct { int a, b; std::__debug::vector<int> c; } e[] = { {1, 1} }; // expected-note{{used in initialization here}}
  22 // expected-warning@+1 {{expression with side effects has no effect in an unevaluated context}}
  23 decltype(new std::__debug::vector<int>[1]{}) x; // expected-note{{used in initialization here}}
  24 #endif