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/* PR 18050 : bogus warning with -Wsequence-point */
/* { dg-do compile } */
/* { dg-options "-Wsequence-point" } */
 
struct x
{
  int i;
};
void bar(struct x*, int *);
 
void foo(struct x *y)
{
  bar(y++, &y->i); /* { dg-warning "operation on 'y' may be undefined" } */
}
 
void zz(int a, int *b)
{
  *b = a;
}
 
void baz(void) {
  int a = 5;
  zz(++a, &a);  /* { dg-bogus "operation on 'a' may be undefined" } */
}