gcc/testsuite/gcc.dg/Wwrite-strings-1.c

   1 /* Test pointer initialization and dereference don't lose qualifiers
   2    on array types.  This test wrongly failed to diagnose the loss of
   3    const.  */
   4 /* Origin: Joseph Myers <joseph@codesourcery.com> */
   5 /* { dg-do compile } */
   6 /* { dg-options "-Wwrite-strings" } */
   7 typedef char T[1];
   8 T *p = &""; /* { dg-warning "initialization from incompatible pointer type" } */