gcc/testsuite/gcc.dg/bitfld-11.c

   1 /* Test for rejection of __alignof on bit-fields.  */
   2 /* Origin: Joseph Myers <joseph@codesourcery.com> */
   3 /* { dg-do compile } */
   4 /* { dg-options "" } */
   5
   6 struct { int a : 1; } x;
   7
   8 int r = __alignof (x.a); /* { dg-error "error: '__alignof' applied to a bit-field" } */