gcc/testsuite/gcc.dg/pr51628-20.c

   1 /* PR c/51628.  */
   2 /* { dg-do compile } */
   3 /* { dg-options "-O -Wno-incompatible-pointer-types" } */
   4
   5 struct B { int i; };
   6 struct C { struct B b; } __attribute__ ((packed));
   7
   8 extern struct C *p;
   9
  10 long* g8 (void) { return p; }
  11 /* { dg-warning "may result in an unaligned pointer value" "" { target { ! default_packed } } .-1 } */