text: // RUN: %clang_cc1 -fsyntax-only -Wfloat-equal -verify %s
  
  int f1(float x, float y) {
    return x == y; // expected-warning {{comparing floating point with ==}}
  } 
  
  int f2(float x, float y) {
    return x != y; // expected-warning {{comparing floating point with ==}}
  }
  
  int f3(float x) {
    return x == x; // no-warning
  }
  
  int f4(float x) {
    return x == 0.0; // no-warning {{comparing}}
  }
  
  int f5(float x) {
    return x == __builtin_inf(); // no-warning
  }
  
  int f7(float x) {
    return x == 3.14159; // expected-warning {{comparing}}
  }
  