gcc/testsuite/gcc.dg/pr60257.c

   1 /* PR c/60257 */
   2 /* { dg-do compile } */
   3 /* { dg-options "-Wc++-compat -Woverride-init" } */
   4 /* { dg-prune-output ".*near initialization for.*" } */
   5
   6 enum E1 { A };
   7 enum E2 { B };
   8
   9 struct S
  10 {
  11   enum E1 e: 3;
  12 };
  13
  14 struct S s[] =
  15 {
  16   { B } /* { dg-warning "5:enum conversion in initialization is invalid in C\[+\]\[+\]" } */
  17 };
  18
  19 union U {
  20   int i;
  21   long long int l;
  22 };
  23
  24 struct R {
  25   int a;
  26 };
  27
  28 void
  29 foo (int i)
  30 {
  31   union U u = { .i = ++i, .l = 1 }; /* { dg-warning "32:initialized field with side-effects overwritten" } */
  32   union U u2 = { .i = 1, .l = 3 }; /* { dg-warning "31:initialized field overwritten" } */
  33   int a[] = { i++, [0] = 1 }; /* { dg-warning "26:initialized field with side-effects overwritten" } */
  34   int a2[] = { i, [0] = 1 }; /* { dg-warning "25:initialized field overwritten" } */
  35   struct R r = { 1, .a = 2 }; /* { dg-warning "26:initialized field overwritten" } */
  36   struct R r2 = { ++i, .a = 2 }; /* { dg-warning "29:initialized field with side-effects overwritten" } */
  37 }