| /* { dg-do compile } */ |
| |
| struct unpacked |
| { |
| int i; |
| char c; |
| }; |
| |
| #pragma pack(1) |
| |
| struct packed |
| { |
| int i; |
| char c; |
| }; |
| |
| struct packed_contains_unpacked |
| { |
| char c; |
| struct unpacked uuuu; /* This should generate an error message. */ |
| }; /* { dg-error "unpacked structure/union inside a packed struct" "XFAILed until patch for generic GCC structure layout code is accepted" { xfail rx-*-* } } */ |
| |
| union contains_unpacked |
| { |
| char c; |
| struct unpacked uuuu; /* This should not. */ |
| }; |
| |
| struct packed_contains_packed |
| { |
| char c; |
| struct packed ppppp; /* This should not. */ |
| }; |
| |
| #pragma pack() |
| |
| struct unpacked_contains_packed |
| { |
| char c; |
| struct packed p; |
| }; |
| |
| struct unpacked_contains_unpacked |
| { |
| char c; |
| struct unpacked u; |
| }; |
| |
| |
| int s1 = sizeof (struct unpacked); |
| int s2 = sizeof (struct packed); |
| int s3 = sizeof (struct packed_contains_unpacked); |
| int s4 = sizeof (struct packed_contains_packed); |
| int s5 = sizeof (struct unpacked_contains_packed); |
| int s6 = sizeof (struct unpacked_contains_unpacked); |