1// RUN: %clang_cc1 -fsyntax-only -verify %s -std=c++11 -triple=x86_64-linux-gnu
2
3int f(); // expected-note {{declared here}}
4
5static_assert(f(), "f"); // expected-error {{static_assert expression is not an integral constant expression}} expected-note {{non-constexpr function 'f' cannot be used in a constant expression}}
6static_assert(true, "true is not false");
7static_assert(false, "false is false"); // expected-error {{static_assert failed "false is false"}}
8
9void g() {
10    static_assert(false, "false is false"); // expected-error {{static_assert failed "false is false"}}
11}
12
13class C {
14    static_assert(false, "false is false"); // expected-error {{static_assert failed "false is false"}}
15};
16
17template<int N> struct T {
18    static_assert(N == 2, "N is not 2!"); // expected-error {{static_assert failed "N is not 2!"}}
19};
20
21T<1> t1; // expected-note {{in instantiation of template class 'T<1>' requested here}}
22T<2> t2;
23
24template<typename T> struct S {
25    static_assert(sizeof(T) > sizeof(char), "Type not big enough!"); // expected-error {{static_assert failed "Type not big enough!"}}
26};
27
28S<char> s1; // expected-note {{in instantiation of template class 'S<char>' requested here}}
29S<int> s2;
30
31static_assert(false, L"\xFFFFFFFF"); // expected-error {{static_assert failed L"\xFFFFFFFF"}}
32static_assert(false, u"\U000317FF"); // expected-error {{static_assert failed u"\U000317FF"}}
33// FIXME: render this as u8"\u03A9"
34static_assert(false, u8"Ω"); // expected-error {{static_assert failed u8"\316\251"}}
35static_assert(false, L"\u1234"); // expected-error {{static_assert failed L"\x1234"}}
36static_assert(false, L"\x1ff" "0\x123" "fx\xfffff" "goop"); // expected-error {{static_assert failed L"\x1FF""0\x123""fx\xFFFFFgoop"}}
37
38template<typename T> struct AlwaysFails {
39  // Only give one error here.
40  static_assert(false, ""); // expected-error {{static_assert failed}}
41};
42AlwaysFails<int> alwaysFails;
43
44template<typename T> struct StaticAssertProtected {
45  static_assert(__is_literal(T), ""); // expected-error {{static_assert failed}}
46  static constexpr T t = {}; // no error here
47};
48struct X { ~X(); };
49StaticAssertProtected<int> sap1;
50StaticAssertProtected<X> sap2; // expected-note {{instantiation}}
51
52static_assert(true); // expected-warning {{C++1z extension}}
53static_assert(false); // expected-error-re {{failed{{$}}}} expected-warning {{extension}}
54