| /* APPLE LOCAL file 4420068 */ |
| /* Exercise zero-length fields. */ |
| |
| /* { dg-do run { target powerpc*-*-darwin* } } */ |
| /* { dg-options "-std=gnu99" } */ |
| |
| #pragma reverse_bitfields on |
| #pragma ms_struct on |
| struct empty {}; |
| |
| struct uc0 { unsigned char content[0]; }; |
| |
| struct nest_uc0 { struct uc0 foo; }; |
| |
| struct uc0_uib2 { unsigned char foo[0]; unsigned int xx : 2; }; |
| |
| struct nest_nest_uc0_uib3 { struct nest_uc0 xx; unsigned int yy : 3; }; |
| |
| struct nest_empty_uib3 { struct empty e; unsigned int zz : 3; }; |
| |
| union size0 { struct empty e; int i[0]; }; |
| |
| union u0 { struct uc0 ss; unsigned int i; }; |
| |
| union u1 { struct nest_uc0 ss; unsigned int i; }; |
| |
| union u2 { struct uc0_uib2 ss; unsigned int i; }; |
| |
| union u3 { struct nest_nest_uc0_uib3 ss; unsigned int i; }; |
| |
| union u4 { struct nest_empty_uib3 ss; unsigned int i; }; |
| |
| union u5 { union size0 ss; unsigned int i; }; |
| |
| struct advance { |
| char c; |
| int spacer[0]; |
| char d; |
| }; |
| |
| struct advance2 { |
| char c; |
| struct empty s; |
| char d; |
| }; |
| |
| struct advance3 { |
| char c; |
| union size0 u; |
| char d; |
| }; |
| |
| int main() { |
| |
| if (sizeof(struct empty) !=0 || |
| sizeof(struct uc0) !=0 |
| || sizeof(struct uc0_uib2) != 4 |
| || sizeof(struct nest_nest_uc0_uib3) != 4 |
| || sizeof(struct nest_empty_uib3) != 4 |
| || sizeof(union size0) != 0 |
| || sizeof(union u0) != 4 |
| || sizeof(union u1) != 4 |
| || sizeof(union u2) != 4 |
| || sizeof(union u3) != 4 |
| || sizeof(union u4) != 4 |
| || sizeof(union u5) != 4 |
| || sizeof(struct advance) != 8 |
| || sizeof(struct advance2) != 2 |
| || sizeof(struct advance3) != 8) |
| return 42; |
| return 0; |
| } |