gcc/testsuite/gcc.dg/auto-init-pr102276-3.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O2 -Wtrivial-auto-var-init -ftrivial-auto-var-init=zero" } */
   3
   4 int g(int *, int *);
   5 int f()
   6 {
   7     switch (0) {
   8         int x;  /* { dg-warning "cannot be initialized with" } */
   9         int y;  /* { dg-warning "cannot be initialized with" } */
  10         default:
  11         return g(&x, &y);
  12     }
  13 }
  14
  15 int g1(int, int);
  16 int f1()
  17 {
  18     switch (0) {
  19         int x; /* { dg-warning "cannot be initialized with" } */
  20         int y; /* { dg-warning "cannot be initialized with" } */
  21         default:
  22         return g1(x, y);
  23     }
  24 }
  25
  26 struct S
  27 {
  28   char a;
  29   int b;
  30 };
  31 int g2(int);
  32 int f2(int input)
  33 {
  34     switch (0) {
  35         struct S x; /* { dg-warning "cannot be initialized with" } */
  36         struct S y; /* { dg-warning "cannot be initialized with" } */
  37         default:
  38         return g2(input) + x.b + y.b;
  39     }
  40 }