gcc/testsuite/gcc.dg/pr45750.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O" } */
   3
   4 struct S
   5 {
   6   int i;
   7 };
   8
   9 int invalid[] = 0; /* { dg-error "invalid initializer" } */
  10
  11 void foo (void)
  12 {
  13   if (((struct S *)undeclared)->i); /* { dg-error "undeclared" } */
  14   /* { dg-message "reported only once" "" { target *-*-* } .-1 } */
  15 }
  16