/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4; fill-column: 100 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*/
#include <sal/config.h>
#include <config_clang.h>
#include <o3tl/typed_flags_set.hxx>
struct Base
{
Base();
Base(Base
const&);
virtual ~Base();
Base&
operator=(Base
const&);
virtual void f();
void variadic(
int, ...);
void cv()
const volatile;
void ref();
static void staticFn();
void defaults(
void* = nullptr,
int = 0,
double = 1, Base
const& = {},
char const* =
"foo");
};
struct SimpleDerived : Base
{
void
f() override
// expected-error {{public virtual function just calls public parent [loplugin:unnecessaryoverride]}}
{
Base::f();
}
};
struct Intermediate1 : Base
{
};
struct MultiFunctionIntermediate2 : Base
{
void f() override;
};
struct MultiFunctionDerived : Intermediate1, MultiFunctionIntermediate2
{
void f() override { Intermediate1::f(); }
// no warning
};
struct MultiClassIntermediate2 : Base
{
};
struct MultiClassDerived : Intermediate1, MultiClassIntermediate2
{
void f() override { Intermediate1::f(); }
// no warning
};
struct DerivedDifferent : Base
{
void variadic(
int x) { Base::variadic(x); }
// no warning
void cv() { Base::cv(); }
// no warning
void ref() && { Base::ref(); }
// no warning
void staticFn() { Base::staticFn(); }
// no warning
void defaults(
void* x1,
int x2,
double x3, Base
const& x4,
char const* x5)
{
Base::defaults(x1, x2, x3, x4, x5);
// no warning
}
};
struct DerivedSame : Base
{
void
defaults(
// expected-error {{public function just calls public parent [loplugin:unnecessaryoverride]}}
void* x1 = 0,
int x2 = (1 - 1),
double x3 = 1.0, Base
const& x4 = (Base()),
char const* x5 =
"f"
"oo")
{
Base::defaults(x1, x2, x3, x4, x5);
}
};
struct DerivedSlightlyDifferent : Base
{
void defaults(
// no warning
void* x1 = nullptr,
int x2 = 0,
double x3 = 1, Base
const& x4 = DerivedSlightlyDifferent(),
char const* x5 =
"foo")
{
Base::defaults(x1, x2, x3, x4, x5);
}
};
enum class E
{
E1 = 1,
E2 = 2,
E3 = 4
};
namespace o3tl
{
template <>
struct typed_flags<E> : is_typed_flags<E, 7>
{
};
}
struct Base2
{
void default1(Base
const& = SimpleDerived());
void default2(Base
const& = SimpleDerived());
void default3(Base = Base());
void default4(E = (E::E1 | E::E2 | E::E3));
};
struct Derived2 : Base2
{
void default1(Base
const& x = Intermediate1()) { Base2::default1(x); }
// no warning
void
default2(
// expected-error {{public function just calls public parent [loplugin:unnecessaryoverride]}}
Base
const& x = SimpleDerived())
{
Base2::default2(x);
}
void
default3(
// expected-error {{public function just calls public parent [loplugin:unnecessaryoverride]}}
Base x = Base())
{
(Base2::default3(x));
}
void
default4(
// expected-error {{public function just calls public parent [loplugin:unnecessaryoverride]}}
E x = (E::E1 | E::E2 | E::E3))
{
Base2::default4(x);
}
};
class Base3
{
public:
void f1();
};
class Derived3 :
protected Base3
{
public:
// effectively changing access from protected to public
void f1() { Base3::f1(); }
};
// check the case where the method occurs more than once in a direct path up the class hierarchy
struct Base4
{
void f1();
};
struct Derived4_1 :
public Base4
{
void f1();
};
struct Derived4_2 :
public Derived4_1
{
void
f1()
// expected-error {{public function just calls public parent [loplugin:unnecessaryoverride]}}
{
Derived4_1::f1();
}
};
struct Base5_1
{
void f1();
};
struct Base5_2
{
void f1();
};
struct Derived5 :
public Base5_1,
public Base5_2
{
void f1() { Base5_1::f1(); }
// no warning expected
};
struct Base6_1
{
bool f1();
};
struct Derived6 :
public Base6_1
{
bool
f1()
// expected-error {{public function just calls public parent [loplugin:unnecessaryoverride]}}
{
bool ret = Base6_1::f1();
return ret;
}
};
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