1  /* Test for non-lvalue arrays decaying to pointers: in C99 only.
       2     Test various ways of producing non-lvalue arrays.  */
       3  /* Origin: Joseph Myers <jsm28@cam.ac.uk> */
       4  /* { dg-do compile } */
       5  /* { dg-options "-std=iso9899:1990 -pedantic-errors" } */
       6  
       7  struct s { char c[1]; };
       8  struct s a, b, c;
       9  int d;
      10  
      11  void
      12  bar (void)
      13  {
      14    char *t;
      15    (d ? b : c).c[0]; /* { dg-bogus "warning" "warning in place of error" } */
      16    (d, b).c[0]; /* { dg-bogus "warning" "warning in place of error" } */
      17    (a = b).c[0]; /* { dg-bogus "warning" "warning in place of error" } */
      18    t = (d ? b : c).c; /* { dg-bogus "warning" "warning in place of error" } */
      19    t = (d, b).c; /* { dg-bogus "warning" "warning in place of error" } */
      20    t = (a = b).c; /* { dg-bogus "warning" "warning in place of error" } */
      21    (d ? b : c).c + 1; /* { dg-bogus "warning" "warning in place of error" } */
      22    (d, b).c + 1; /* { dg-bogus "warning" "warning in place of error" } */
      23    (a = b).c + 1; /* { dg-bogus "warning" "warning in place of error" } */
      24  }
      25  /* { dg-error "non-lvalue" "array not decaying to lvalue" { target *-*-* } 15 }
      26     { dg-error "non-lvalue" "array not decaying to lvalue" { target *-*-* } 16 }
      27     { dg-error "non-lvalue" "array not decaying to lvalue" { target *-*-* } 17 }
      28     { dg-error "non-lvalue|incompatible" "array not decaying to lvalue" { target *-*-* } 18 }
      29     { dg-error "non-lvalue|incompatible" "array not decaying to lvalue" { target *-*-* } 19 }
      30     { dg-error "non-lvalue|incompatible" "array not decaying to lvalue" { target *-*-* } 20 }
      31     { dg-error "non-lvalue|invalid" "array not decaying to lvalue" { target *-*-* } 21 }
      32     { dg-error "non-lvalue|invalid" "array not decaying to lvalue" { target *-*-* } 22 }
      33     { dg-error "non-lvalue|invalid" "array not decaying to lvalue" { target *-*-* } 23 }
      34  */