gcc/testsuite/gcc.dg/bitfld-12.c

   1 /* Test for rejection of taking address of bit-fields.  */
   2 /* Origin: Joseph Myers <joseph@codesourcery.com> */
   3 /* { dg-do compile } */
   4 /* { dg-options "" } */
   5
   6 #include <stddef.h>
   7
   8 struct s { int a : 1; } x, *y;
   9
  10 int a = offsetof (struct s, a); /* { dg-error "error: attempt to take address of bit-field structure member 'a'" } */
  11 void *b = &x.a; /* { dg-error "error: cannot take address of bit-field 'a'" } */
  12 void *c = &y->a; /* { dg-error "error: cannot take address of bit-field 'a'" } */