1 /* Test for flexible array members. Test for agreement of offset and
2 structure size. This is expected to fail, because of a possible
3 defect in the standard. */
4 /* Origin: http://gcc.gnu.org/ml/gcc/2002-05/msg02844.html
5 from Tony Finch <dot@dotat.at>, adapted to a testcase by Joseph Myers
6 <jsm28@cam.ac.uk>. See also WG14 reflector messages 9571-3. */
7 /* { dg-do compile } */
8 /* -fpack-struct is necessary because the code below assumes the initial
9 packing is larger than 1, which cannot ge guaranteed for all targets. */
10 /* { dg-options "-std=iso9899:1999 -fpack-struct=8 -pedantic-errors" } */
26 char x
[(sizeof(struct foo
) == offsetof(struct foo
, pad
)) ? 1 : -1]; /* { dg-bogus "negative" "sizeof != offsetof" { xfail *-*-* } } */
27 char y
[(offsetof(struct foo
, pad
) == offsetof(struct bar
, pad
)) ? 1 : -1];