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