xref: /aosp_15_r20/external/clang/test/Sema/pragma-align-packed.c (revision 67e74705e28f6214e480b399dd47ea732279e315)
1*67e74705SXin Li // RUN: %clang_cc1 -triple i386-apple-darwin9 -fsyntax-only -verify %s
2*67e74705SXin Li // expected-no-diagnostics
3*67e74705SXin Li 
4*67e74705SXin Li #pragma pack(push, 1)
5*67e74705SXin Li struct s0 {
6*67e74705SXin Li   char f0;
7*67e74705SXin Li   int  f1 __attribute__((aligned(4)));
8*67e74705SXin Li };
9*67e74705SXin Li extern int a[sizeof(struct s0) == 5 ? 1 : -1];
10*67e74705SXin Li #pragma pack(pop)
11*67e74705SXin Li 
12*67e74705SXin Li struct __attribute__((packed)) s1 {
13*67e74705SXin Li   char f0;
14*67e74705SXin Li   int  f1 __attribute__((aligned(4)));
15*67e74705SXin Li };
16*67e74705SXin Li extern int a[sizeof(struct s1) == 8 ? 1 : -1];
17*67e74705SXin Li 
18*67e74705SXin Li #pragma options align=packed
19*67e74705SXin Li struct s2 {
20*67e74705SXin Li   char f0;
21*67e74705SXin Li   int  f1 __attribute__((aligned(4)));
22*67e74705SXin Li };
23*67e74705SXin Li extern int a[sizeof(struct s2) == 5 ? 1 : -1];
24*67e74705SXin Li #pragma options align=reset
25*67e74705SXin Li 
26*67e74705SXin Li #pragma pack(1)
27*67e74705SXin Li struct s3_0 { unsigned char f0; unsigned int f1; };
28*67e74705SXin Li int t3_0[sizeof(struct s3_0) == 5 ? 1 : -1];
29*67e74705SXin Li #pragma options align=reset
30*67e74705SXin Li struct s3_1 { unsigned char f0; unsigned int f1; };
31*67e74705SXin Li int t3_1[sizeof(struct s3_1) == 8 ? 1 : -1];
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