1// RUN: %clang_cc1 -std=c++1z %s -verify
2// RUN: %clang_cc1 -std=c++14 %s -verify
3// RUN: %clang_cc1 -std=c++11 %s -verify
4
5
6auto XL0 = [] constexpr { }; //expected-error{{requires '()'}} expected-error{{expected body}}
7auto XL1 = [] () mutable
8                 mutable     //expected-error{{cannot appear multiple times}}
9                 mutable { }; //expected-error{{cannot appear multiple times}}
10
11#if __cplusplus > 201402L
12auto XL2 = [] () constexpr mutable constexpr { }; //expected-error{{cannot appear multiple times}}
13auto L = []() mutable constexpr { };
14auto L2 = []() constexpr { };
15auto L4 = []() constexpr mutable { };
16auto XL16 = [] () constexpr
17                  mutable
18                  constexpr   //expected-error{{cannot appear multiple times}}
19                  mutable     //expected-error{{cannot appear multiple times}}
20                  mutable     //expected-error{{cannot appear multiple times}}
21                  constexpr   //expected-error{{cannot appear multiple times}}
22                  constexpr   //expected-error{{cannot appear multiple times}}
23                  { };
24
25#else
26auto L = []() mutable constexpr {return 0; }; //expected-warning{{is a C++1z extension}}
27auto L2 = []() constexpr { return 0;};//expected-warning{{is a C++1z extension}}
28auto L4 = []() constexpr mutable { return 0; }; //expected-warning{{is a C++1z extension}}
29#endif
30
31
32