xref: /aosp_15_r20/external/clang/test/Lexer/pragma-operators.cpp (revision 67e74705e28f6214e480b399dd47ea732279e315)
1*67e74705SXin Li // RUN: %clang_cc1 -fms-extensions -std=c++11 -E %s -fuse-line-directives | FileCheck %s
2*67e74705SXin Li 
3*67e74705SXin Li // Test that we properly expand the C99 _Pragma and Microsoft __pragma
4*67e74705SXin Li // into #pragma directives, with newlines where needed. <rdar://problem/8412013>
5*67e74705SXin Li 
6*67e74705SXin Li // CHECK: #line
7*67e74705SXin Li // CHECK: #pragma warning(push)
8*67e74705SXin Li // CHECK: extern "C" {
9*67e74705SXin Li // CHECK: #line
10*67e74705SXin Li // CHECK: #pragma warning(push)
11*67e74705SXin Li // CHECK:  int foo() { return 0; } }
12*67e74705SXin Li // CHECK: #pragma warning(pop)
13*67e74705SXin Li #define A(X) extern "C" { __pragma(warning(push)) \
14*67e74705SXin Li   int X() { return 0; } \
15*67e74705SXin Li }
16*67e74705SXin Li #define B(X) A(X)
17*67e74705SXin Li #pragma warning(push)
18*67e74705SXin Li B(foo)
19*67e74705SXin Li #pragma warning(pop)
20*67e74705SXin Li 
21*67e74705SXin Li #define pragma_L _Pragma(L"GCC diagnostic push")
22*67e74705SXin Li #define pragma_u8 _Pragma(u8"system_header")
23*67e74705SXin Li #define pragma_u _Pragma(u"GCC diagnostic pop")
24*67e74705SXin Li #define pragma_U _Pragma(U"comment(lib, \"libfoo\")")
25*67e74705SXin Li #define pragma_R _Pragma(R"(clang diagnostic ignored "-Wunused")")
26*67e74705SXin Li #define pragma_UR _Pragma(UR"(clang diagnostic error "-Wunused")")
27*67e74705SXin Li #define pragma_hello _Pragma(u8R"x(message R"y("Hello", world!)y")x")
28*67e74705SXin Li // CHECK: int n =
29*67e74705SXin Li // CHECK: #pragma GCC diagnostic push
30*67e74705SXin Li // CHECK: #pragma system_header
31*67e74705SXin Li // CHECK: #pragma GCC diagnostic pop
32*67e74705SXin Li // CHECK: #pragma comment(lib, "libfoo")
33*67e74705SXin Li // CHECK: #pragma clang diagnostic ignored "-Wunused"
34*67e74705SXin Li // CHECK: #pragma clang diagnostic error "-Wunused"
35*67e74705SXin Li // CHECK: #pragma message("\042Hello\042, world!")
36*67e74705SXin Li // CHECK: 0;
37*67e74705SXin Li int n = pragma_L pragma_u8 pragma_u pragma_U pragma_R pragma_UR pragma_hello 0;
38*67e74705SXin Li 
39*67e74705SXin Li #pragma warning(disable : 1 2L 3U ; error : 4 5 6 ; suppress : 7 8 9)
40*67e74705SXin Li // CHECK: #pragma warning(disable: 1 2 3)
41*67e74705SXin Li // CHECK: #line [[@LINE-2]]
42*67e74705SXin Li // CHECK: #pragma warning(error: 4 5 6)
43*67e74705SXin Li // CHECK: #line [[@LINE-4]]
44*67e74705SXin Li // CHECK: #pragma warning(suppress: 7 8 9)
45*67e74705SXin Li 
46*67e74705SXin Li #pragma warning(push)
47*67e74705SXin Li #pragma warning(push, 1L)
48*67e74705SXin Li #pragma warning(push, 4U)
49*67e74705SXin Li #pragma warning(push, 0x1)
50*67e74705SXin Li #pragma warning(push, 03)
51*67e74705SXin Li #pragma warning(push, 0b10)
52*67e74705SXin Li #pragma warning(push, 1i8)
53*67e74705SXin Li // CHECK: #pragma warning(push)
54*67e74705SXin Li // CHECK: #pragma warning(push, 1)
55*67e74705SXin Li // CHECK: #pragma warning(push, 4)
56*67e74705SXin Li // CHECK: #pragma warning(push, 1)
57*67e74705SXin Li // CHECK: #pragma warning(push, 3)
58*67e74705SXin Li // CHECK: #pragma warning(push, 2)
59*67e74705SXin Li // CHECK: #pragma warning(push, 1)
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