/* { 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);