| 1 | // RUN: %clang_cc1 -emit-llvm %s -o - |
|---|---|
| 2 | |
| 3 | |
| 4 | #ifdef PACKED |
| 5 | // This is an example where size of Packed struct is smaller then |
| 6 | // the size of bit field type. |
| 7 | #define P __attribute__((packed)) |
| 8 | #else |
| 9 | #define P |
| 10 | #endif |
| 11 | |
| 12 | struct P M_Packed { |
| 13 | unsigned long long X:50; |
| 14 | unsigned Y:2; |
| 15 | }; |
| 16 | |
| 17 | struct M_Packed sM_Packed; |
| 18 | |
| 19 | int testM_Packed (void) { |
| 20 | struct M_Packed x; |
| 21 | return (0 != x.Y); |
| 22 | } |
| 23 | |
| 24 | int testM_Packed2 (void) { |
| 25 | struct M_Packed x; |
| 26 | return (0 != x.X); |
| 27 | } |
| 28 |