File: virtual-function-calls.cpp

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// RUN: %clang_cc1 %s -std=c++11 -emit-llvm -o - | FileCheck %s

// PR5021
namespace PR5021 {

struct A {
  virtual void f(char);
};

void f(A *a) {
  // CHECK: call void %
  a->f('c');
}

struct B : virtual A { 
  virtual void f();
};

void f(B * b) {
  b->f();
}

}

namespace Test1 {
  struct A { 
    virtual ~A(); 
  };

  struct B : A {
    virtual ~B();
    virtual void f();
  };

  void f(B *b) {
    b->f();
  }
}

namespace VirtualNoreturn {
  struct A {
    [[noreturn]] virtual void f();
  };

  // CHECK: @_ZN15VirtualNoreturn1f
  void f(A *p) {
    p->f();
    // CHECK: call void %{{[^#]*$}}
    // CHECK-NOT: unreachable
  }
}