test/Analysis/func.c

// RUN: clang -analyze -checker-simple -verify %s &&
// RUN: clang -analyze -checker-cfref -analyzer-store-basic -verify %s &&
// RUN: clang -analyze -checker-cfref -analyzer-store-region -verify %s

void f(void) {
  void (*p)(void);
  p = f;
  p = &f;
  p();
  (*p)();
}

void g(void (*fp)(void));

void f2() {
  g(f);
}