validation/constexpr-conditional.c

   1 static int a[] = {
   2         [0 ? : 0] = 0,                                          // OK
   3         [1 ? : 0] = 0,                                          // OK
   4         [0 ? 0 : 0] = 0,                                        // OK
   5         [1 ? 0 : 0] = 0,                                        // OK
   6         [0 ? 0 : __builtin_choose_expr(0, 0, 0)] = 0,           // OK
   7         [1 ? __builtin_choose_expr(0, 0, 0) : 0] = 0,           // OK
   8         [0 ? __builtin_choose_expr(0, 0, 0) : 0] = 0,           // OK
   9         [1 ? 1 : __builtin_choose_expr(0, 0, 0)] = 0,           // OK
  10         [__builtin_choose_expr(0, 0, 0) ? : 0] = 0,             // OK
  11         [__builtin_choose_expr(0, 0, 1) ? : 0] = 0,             // OK
  12         [0. ? : 0] = 0,                                 // KO
  13         [0 ? 0. : 0] = 0,                                       // KO
  14         [1 ? : 0.] = 0,                                 // KO
  15         [__builtin_choose_expr(0, 0., 0) ? : 0] = 0,            // OK
  16         [__builtin_choose_expr(0, 0, 0.) ? : 0] = 0,            // KO
  17         [0 ? __builtin_choose_expr(0, 0., 0) : 0] = 0,          // OK
  18         [0 ? __builtin_choose_expr(0, 0, 0.) : 0] = 0,          // KO
  19         [1 ? 0 : __builtin_choose_expr(0, 0., 0)] = 0,          // OK
  20         [1 ? 0 : __builtin_choose_expr(0, 0, 0.)] = 0,          // KO
  21 };
  22
  23 /*
  24  * check-name: Expression constness propagation in conditional expressions
  25  *
  26  * check-error-start
  27 constexpr-conditional.c:12:13: error: bad constant expression
  28 constexpr-conditional.c:13:19: error: bad constant expression
  29 constexpr-conditional.c:14:12: error: bad constant expression
  30 constexpr-conditional.c:16:42: error: bad constant expression
  31 constexpr-conditional.c:18:48: error: bad constant expression
  32 constexpr-conditional.c:20:14: error: bad constant expression
  33  * check-error-end
  34  */