gcc/testsuite/gcc.dg/Wcxx-compat-6.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-Wc++-compat" } */
   3 enum E1 { A, B, C };
   4 enum E2 { D, E, F };
   5
   6 enum E1 v1a = A;
   7 enum E1 v1b = D;                /* { dg-warning "invalid in C\[+\]\[+\]" } */
   8 enum E1 v1c = 0;                /* { dg-warning "invalid in C\[+\]\[+\]" } */
   9 enum E1 v1d = (enum E1) 0;
  10 enum E1 v1e = (enum E2) 0;      /* { dg-warning "invalid in C\[+\]\[+\]" } */
  11
  12 enum E2 v2a;
  13
  14 enum E1 a1[] =
  15 {
  16   A,
  17   D,                            /* { dg-warning "invalid in C\[+\]\[+\]" } */
  18   0,                            /* { dg-warning "invalid in C\[+\]\[+\]" } */
  19   (enum E1) 0,
  20   (enum E2) 0,                  /* { dg-warning "invalid in C\[+\]\[+\]" } */
  21   A
  22 };
  23
  24 struct s1
  25 {
  26   enum E1 e1;
  27 };
  28
  29 struct s1 a2[] =
  30 {
  31   { A },
  32   { D },                        /* { dg-warning "invalid in C\[+\]\[+\]" } */
  33   { 0 },                        /* { dg-warning "invalid in C\[+\]\[+\]" } */
  34   { (enum E1) 0 },
  35   { (enum E2) 0 },              /* { dg-warning "invalid in C\[+\]\[+\]" } */
  36   { A }
  37 };
  38
  39 struct s1 a3[] =
  40 {
  41   [ 5 ] = { .e1 = A },
  42   [ 4 ] = { .e1 = D },          /* { dg-warning "invalid in C\[+\]\[+\]" } */
  43   [ 3 ] = { .e1 = 0 },          /* { dg-warning "invalid in C\[+\]\[+\]" } */
  44   [ 2 ] = { .e1 = (enum E1) 0 },
  45   [ 1 ] = { .e1 = (enum E2) 0 }, /* { dg-warning "invalid in C\[+\]\[+\]" } */
  46   [ 0 ] = { .e1 = A }
  47 };
  48
  49 struct s2
  50 {
  51   enum E1 e1 : 3;
  52 };
  53
  54 struct s2 a4[] =
  55 {
  56   { A },
  57   { D },                        /* { dg-warning "invalid in C\[+\]\[+\]" } */
  58   { 0 },                        /* { dg-warning "invalid in C\[+\]\[+\]" } */
  59   { (enum E1) 0 },
  60   { (enum E2) 0 },              /* { dg-warning "invalid in C\[+\]\[+\]" } */
  61   { A }
  62 };
  63
  64 struct s2 a5[] =
  65 {
  66   [ 5 ] = { .e1 = A },
  67   [ 4 ] = { .e1 = D },          /* { dg-warning "invalid in C\[+\]\[+\]" } */
  68   [ 3 ] = { .e1 = 0 },          /* { dg-warning "invalid in C\[+\]\[+\]" } */
  69   [ 2 ] = { .e1 = (enum E1) 0 },
  70   [ 1 ] = { .e1 = (enum E2) 0 }, /* { dg-warning "invalid in C\[+\]\[+\]" } */
  71   [ 0 ] = { .e1 = A }
  72 };
  73
  74 void
  75 f(enum E1 e1, enum E2 e2, struct s1 vs1, struct s1 *vp1)
  76 {
  77   enum E1 va1[] = {
  78     e1,
  79     e2,                         /* { dg-warning "invalid in C\[+\]\[+\]" } */
  80     v1a,
  81     v2a,                        /* { dg-warning "invalid in C\[+\]\[+\]" } */
  82     vs1.e1,
  83     vp1->e1,
  84     e1 ? e1 : e1,
  85     (0, e1)
  86   };
  87
  88   struct s1 va2[] = {
  89     { e1 },
  90     { e2 },                     /* { dg-warning "invalid in C\[+\]\[+\]" } */
  91     { v1a },
  92     { v2a },                    /* { dg-warning "invalid in C\[+\]\[+\]" } */
  93     { vs1.e1 },
  94     { vp1->e1 },
  95     { e1 ? e1 : e1 },
  96     { (0, e1) }
  97   };
  98
  99   struct s2 va3[] = {
 100     { e1 },
 101     { e2 },                     /* { dg-warning "invalid in C\[+\]\[+\]" } */
 102     { v1a },
 103     { v2a },                    /* { dg-warning "invalid in C\[+\]\[+\]" } */
 104     { vs1.e1 },
 105     { vp1->e1 },
 106     { e1 ? e1 : e1 },
 107     { (0, e1) }
 108   };
 109 }
 110
 111 /* Match all extra informative notes.  */
 112 /* { dg-message "near initialization for" "expected" { target *-*-* } 0 } */