1  typedef struct struct_wrapper { int i; } struct_wrapper;
       2  typedef struct { int i; } anon_struct_wrapper;
       3  
       4  typedef union union_wrapper { int i; } union_wrapper;
       5  typedef union { int i; } anon_union_wrapper;
       6  
       7  typedef enum enum_wrapper { A, B } enum_wrapper;
       8  typedef enum { C, D } anon_enum_wrapper;
       9  
      10  void test_struct_wrapper (struct_wrapper y, int x)
      11  {
      12    struct_wrapper *ptr = &x; /* { dg-error {initialization of 'struct_wrapper \*' from incompatible pointer type 'int \*'} } */
      13    const struct_wrapper *const_ptr = &x; /* { dg-error {initialization of 'const struct_wrapper \*' from incompatible pointer type 'int \*'} } */
      14    volatile struct_wrapper *volatile_ptr = &x; /* { dg-error {initialization of 'volatile struct_wrapper \*' from incompatible pointer type 'int \*'} } */
      15    struct_wrapper (*aptr)[10] = &x; /* { dg-error {initialization of 'struct_wrapper \(\*\)\[10\]' from incompatible pointer type 'int \*'} } */
      16    struct_wrapper (*f1)(int) = &x; /* { dg-error {initialization of 'struct_wrapper \(\*\)\(int\)' from incompatible pointer type 'int \*'} } */
      17    int (*f2)(struct_wrapper) = &x; /* { dg-error {initialization of 'int \(\*\)\(struct_wrapper\)' from incompatible pointer type 'int \*'} } */
      18    y = x; /* { dg-error {incompatible types when assigning to type 'struct_wrapper' from type 'int'} } */
      19  }
      20  
      21  void test_anon_struct_wrapper (anon_struct_wrapper y, int x)
      22  {
      23    anon_struct_wrapper *ptr = &x; /* { dg-error {initialization of 'anon_struct_wrapper \*' from incompatible pointer type 'int \*'} } */
      24    const anon_struct_wrapper *const_ptr = &x; /* { dg-error {initialization of 'const anon_struct_wrapper \*' from incompatible pointer type 'int \*'} } */
      25    volatile anon_struct_wrapper *volatile_ptr = &x; /* { dg-error {initialization of 'volatile anon_struct_wrapper \*' from incompatible pointer type 'int \*'} } */
      26    anon_struct_wrapper (*aptr)[10] = &x; /* { dg-error {initialization of 'anon_struct_wrapper \(\*\)\[10\]' from incompatible pointer type 'int \*'} } */
      27    anon_struct_wrapper (*f1)(int) = &x; /* { dg-error {initialization of 'anon_struct_wrapper \(\*\)\(int\)' from incompatible pointer type 'int \*'} } */
      28    int (*f2)(anon_struct_wrapper) = &x; /* { dg-error {initialization of 'int \(\*\)\(anon_struct_wrapper\)' from incompatible pointer type 'int \*'} } */
      29    y = x; /* { dg-error {incompatible types when assigning to type 'anon_struct_wrapper' from type 'int'} } */
      30  }
      31  
      32  void test_union_wrapper (union_wrapper y, int x)
      33  {
      34    union_wrapper *ptr = &x; /* { dg-error {initialization of 'union_wrapper \*' from incompatible pointer type 'int \*'} } */
      35    const union_wrapper *const_ptr = &x; /* { dg-error {initialization of 'const union_wrapper \*' from incompatible pointer type 'int \*'} } */
      36    volatile union_wrapper *volatile_ptr = &x; /* { dg-error {initialization of 'volatile union_wrapper \*' from incompatible pointer type 'int \*'} } */
      37    union_wrapper (*aptr)[10] = &x; /* { dg-error {initialization of 'union_wrapper \(\*\)\[10\]' from incompatible pointer type 'int \*'} } */
      38    union_wrapper (*f1)(int) = &x; /* { dg-error {initialization of 'union_wrapper \(\*\)\(int\)' from incompatible pointer type 'int \*'} } */
      39    int (*f2)(union_wrapper) = &x; /* { dg-error {initialization of 'int \(\*\)\(union_wrapper\)' from incompatible pointer type 'int \*'} } */
      40    y = x; /* { dg-error {incompatible types when assigning to type 'union_wrapper' from type 'int'} } */
      41  }
      42  
      43  void test_anon_union_wrapper (anon_union_wrapper y, int x)
      44  {
      45    anon_union_wrapper *ptr = &x; /* { dg-error {initialization of 'anon_union_wrapper \*' from incompatible pointer type 'int \*'} } */
      46    const anon_union_wrapper *const_ptr = &x; /* { dg-error {initialization of 'const anon_union_wrapper \*' from incompatible pointer type 'int \*'} } */
      47    volatile anon_union_wrapper *volatile_ptr = &x; /* { dg-error {initialization of 'volatile anon_union_wrapper \*' from incompatible pointer type 'int \*'} } */
      48    anon_union_wrapper (*aptr)[10] = &x; /* { dg-error {initialization of 'anon_union_wrapper \(\*\)\[10\]' from incompatible pointer type 'int \*'} } */
      49    anon_union_wrapper (*f1)(int) = &x; /* { dg-error {initialization of 'anon_union_wrapper \(\*\)\(int\)' from incompatible pointer type 'int \*'} } */
      50    int (*f2)(anon_union_wrapper) = &x; /* { dg-error {initialization of 'int \(\*\)\(anon_union_wrapper\)' from incompatible pointer type 'int \*'} } */
      51    y = x; /* { dg-error {incompatible types when assigning to type 'anon_union_wrapper' from type 'int'} } */
      52  }
      53  
      54  void test_enum_wrapper (enum_wrapper y, int x)
      55  {
      56    enum_wrapper *ptr = &x; /* { dg-error {initialization of 'enum_wrapper \*' from incompatible pointer type 'int \*'} } */
      57    const enum_wrapper *const_ptr = &x; /* { dg-error {initialization of 'const enum_wrapper \*' from incompatible pointer type 'int \*'} } */
      58    volatile enum_wrapper *volatile_ptr = &x; /* { dg-error {initialization of 'volatile enum_wrapper \*' from incompatible pointer type 'int \*'} } */
      59    enum_wrapper (*aptr)[10] = &x; /* { dg-error {initialization of 'enum_wrapper \(\*\)\[10\]' from incompatible pointer type 'int \*'} } */
      60    enum_wrapper (*f1)(int) = &x; /* { dg-error {initialization of 'enum_wrapper \(\*\)\(int\)' from incompatible pointer type 'int \*'} } */
      61    int (*f2)(enum_wrapper) = &x; /* { dg-error {initialization of 'int \(\*\)\(enum_wrapper\)' from incompatible pointer type 'int \*'} } */
      62  }
      63  
      64  void test_anon_enum_wrapper (anon_enum_wrapper y, int x)
      65  {
      66    anon_enum_wrapper *ptr = &x; /* { dg-error {initialization of 'anon_enum_wrapper \*' from incompatible pointer type 'int \*'} } */
      67    const anon_enum_wrapper *const_ptr = &x; /* { dg-error {initialization of 'const anon_enum_wrapper \*' from incompatible pointer type 'int \*'} } */
      68    volatile anon_enum_wrapper *volatile_ptr = &x; /* { dg-error {initialization of 'volatile anon_enum_wrapper \*' from incompatible pointer type 'int \*'} } */
      69    anon_enum_wrapper (*aptr)[10] = &x; /* { dg-error {initialization of 'anon_enum_wrapper \(\*\)\[10\]' from incompatible pointer type 'int \*'} } */
      70    anon_enum_wrapper (*f1)(int) = &x; /* { dg-error {initialization of 'anon_enum_wrapper \(\*\)\(int\)' from incompatible pointer type 'int \*'} } */
      71    int (*f2)(anon_enum_wrapper) = &x; /* { dg-error {initialization of 'int \(\*\)\(anon_enum_wrapper\)' from incompatible pointer type 'int \*'} } */
      72  }