xref: /aosp_15_r20/external/clang/test/Parser/pragma-pack.c (revision 67e74705e28f6214e480b399dd47ea732279e315)
1*67e74705SXin Li // RUN: %clang_cc1 -fsyntax-only -verify %s
2*67e74705SXin Li 
3*67e74705SXin Li // Note that this puts the expected lines before the directives to work around
4*67e74705SXin Li // limitations in the -verify mode.
5*67e74705SXin Li 
6*67e74705SXin Li /* expected-warning {{missing '(' after '#pragma pack'}}*/ #pragma pack 10
7*67e74705SXin Li #pragma pack()
8*67e74705SXin Li #pragma pack(8)
9*67e74705SXin Li 
10*67e74705SXin Li /*expected-warning {{unknown action for '#pragma pack'}}*/ #pragma pack(hello)
11*67e74705SXin Li #pragma pack(push)
12*67e74705SXin Li #pragma pack(pop)
13*67e74705SXin Li 
14*67e74705SXin Li /* expected-warning {{expected integer or identifier in '#pragma pack'}}*/ #pragma pack(push,)
15*67e74705SXin Li /* expected-warning {{expected integer or identifier in '#pragma pack'}}*/ #pragma pack(push,)
16*67e74705SXin Li /* expected-warning {{expected integer or identifier in '#pragma pack'}}*/  #pragma pack(pop,)
17*67e74705SXin Li 
18*67e74705SXin Li #pragma pack(push,i)
19*67e74705SXin Li /* expected-warning {{expected integer or identifier in '#pragma pack'}}*/ #pragma pack(push,i,
20*67e74705SXin Li /* expected-warning {{expected integer or identifier in '#pragma pack'}}*/ #pragma pack(push,i,)
21*67e74705SXin Li /* expected-warning {{expected integer or identifier in '#pragma pack'}}*/ #pragma pack(push,i,help)
22*67e74705SXin Li 
23*67e74705SXin Li #pragma pack(push,8)
24*67e74705SXin Li /* expected-warning {{missing ')' after '#pragma pack'}}*/ #pragma pack(push,8,
25*67e74705SXin Li /* expected-warning {{missing ')' after '#pragma pack'}}*/ #pragma pack(push,8,)
26*67e74705SXin Li /* expected-warning {{missing ')' after '#pragma pack'}}*/ #pragma pack(push,i,8
27*67e74705SXin Li #pragma pack(push,i,8)
28*67e74705SXin Li 
29*67e74705SXin Li /* expected-warning {{missing ')' after '#pragma pack'}}*/ #pragma pack(push
30*67e74705SXin Li 
31*67e74705SXin Li _Pragma("pack(push)")
32*67e74705SXin Li /* expected-warning {{expected integer or identifier in '#pragma pack'}}*/ _Pragma("pack(push,)")
33*67e74705SXin Li 
34*67e74705SXin Li // PR13580
35*67e74705SXin Li struct S
36*67e74705SXin Li {
37*67e74705SXin Li   char a[3];
38*67e74705SXin Li #pragma pack(1)
39*67e74705SXin Li   struct T
40*67e74705SXin Li   {
41*67e74705SXin Li     char b;
42*67e74705SXin Li     int c;
43*67e74705SXin Li   } d;
44*67e74705SXin Li #pragma pack()
45*67e74705SXin Li   int e;
46*67e74705SXin Li };
47*67e74705SXin Li 
48*67e74705SXin Li _Pragma("pack(push, 1)") struct PR28094 {
49*67e74705SXin Li   int a;
50*67e74705SXin Li } _Pragma("pack(pop)");
51