| // RUN: clang-cc -triple i686-apple-darwin9 %s -fsyntax-only -verify |
| |
| // Stack: [], Alignment: 8 |
| |
| #pragma pack(push, 1) |
| // Stack: [8], Alignment: 1 |
| |
| #pragma pack(push, 4) |
| // Stack: [8, 1], Alignment: 4 |
| |
| // Note that this differs from gcc; pack() in gcc appears to pop the |
| // top stack entry and resets the current alignment. This is both |
| // inconsistent with MSVC, and the gcc documentation. In other cases, |
| // for example changing this to pack(8), I don't even understand what gcc |
| // is doing. |
| |
| #pragma pack() |
| // Stack: [8, 1], Alignment: 8 |
| |
| #pragma pack(pop) |
| // Stack: [8], Alignment: 1 |
| struct s0 { |
| char f0; |
| short f1; |
| }; |
| int a[sizeof(struct s0) == 3 ? 1 : -1]; |
| |
| #pragma pack(pop) |
| // Stack: [], Alignment: 8 |
| struct s1 { |
| char f0; |
| short f1; |
| }; |
| int b[sizeof(struct s1) == 4 ? 1 : -1]; |