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223e47cc LB |
1 | // Without PCH |
2 | // RUN: %clang_cc1 -fsyntax-only -verify -include %s -include %s %s | |
3 | ||
4 | // With PCH | |
5 | // RUN: %clang_cc1 -fsyntax-only -verify %s -chain-include %s -chain-include %s | |
6 | ||
7 | #ifndef HEADER1 | |
8 | #define HEADER1 | |
9 | //===----------------------------------------------------------------------===// | |
10 | ||
11 | namespace NS { | |
12 | ||
13 | template <class _Tp, _Tp __v> | |
14 | struct TS | |
15 | { | |
16 | static const _Tp value = __v; | |
17 | }; | |
18 | ||
19 | template <class _Tp, _Tp __v> | |
20 | const _Tp TS<_Tp, __v>::value; | |
21 | ||
22 | TS<int, 2> g1; | |
23 | ||
24 | } | |
25 | ||
26 | //===----------------------------------------------------------------------===// | |
27 | #elif not defined(HEADER2) | |
28 | #define HEADER2 | |
29 | #if !defined(HEADER1) | |
30 | #error Header inclusion order messed up | |
31 | #endif | |
32 | ||
33 | int g2 = NS::TS<int, 2>::value; | |
34 | ||
35 | //===----------------------------------------------------------------------===// | |
36 | #else | |
37 | //===----------------------------------------------------------------------===// | |
38 | ||
39 | // expected-warning@+1 {{reached main file}} | |
40 | #warning reached main file | |
41 | ||
42 | int g3 = NS::TS<int, 2>::value; | |
43 | ||
44 | //===----------------------------------------------------------------------===// | |
45 | #endif |