head	1.1;
branch	1.1.1;
access;
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	netbsd-11-0-RC3:1.1.1.2
	netbsd-11-0-RC2:1.1.1.2
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	LLVM:1.1.1;
locks; strict;
comment	@// @;


1.1
date	2018.07.17.18.31.45;	author joerg;	state Exp;
branches
	1.1.1.1;
next	;
commitid	wDzL46ALjrCZgwKA;

1.1.1.1
date	2018.07.17.18.31.45;	author joerg;	state Exp;
branches
	1.1.1.1.2.1
	1.1.1.1.4.1;
next	1.1.1.2;
commitid	wDzL46ALjrCZgwKA;

1.1.1.2
date	2019.11.13.22.19.39;	author joerg;	state dead;
branches;
next	;
commitid	QD8YATxuNG34YJKB;

1.1.1.1.2.1
date	2018.07.17.18.31.45;	author pgoyette;	state dead;
branches;
next	1.1.1.1.2.2;
commitid	1UP1xAIUxv1ZgRLA;

1.1.1.1.2.2
date	2018.07.28.04.33.29;	author pgoyette;	state Exp;
branches;
next	;
commitid	1UP1xAIUxv1ZgRLA;

1.1.1.1.4.1
date	2018.07.17.18.31.45;	author christos;	state dead;
branches;
next	1.1.1.1.4.2;
commitid	jtc8rnCzWiEEHGqB;

1.1.1.1.4.2
date	2019.06.10.21.45.35;	author christos;	state Exp;
branches;
next	1.1.1.1.4.3;
commitid	jtc8rnCzWiEEHGqB;

1.1.1.1.4.3
date	2020.04.13.07.46.50;	author martin;	state dead;
branches;
next	;
commitid	X01YhRUPVUDaec4C;


desc
@@


1.1
log
@Initial revision
@
text
@// RUN: %clang_analyze_cc1 -w -analyzer-checker=core -verify %s

// expected-no-diagnostics

typedef __typeof(sizeof(int)) size_t;
void *operator new(size_t, void *h) { return h; }

// I've no idea what this code does, but it used to crash, so let's keep it.
namespace pr37802_v1 {
struct J {
  int *p;
};
class X {
  void *ar;

public:
  X(void *t) : ar(t) {}
  template <typename T>
  void f(const T &t) {
    new (ar) T(t);
  }
};
class Y {
public:
  template <typename T>
  void f(T &&);
  void f(J t) {
    f(*t.p);
  }
};
class Z {
  int at() const {}

public:
  Z(const Z &other) {
    other.au(X(this));
  }
  template <typename T>
  void au(T t) const {
    void *c = const_cast<Z *>(this);
    if (at()) {
      t.f(*static_cast<J *>(c));
    } else {
      t.f(*static_cast<bool *>(c));
    }
  }
};
Z g() {
  Z az = g();
  Z e = az;
  Y d;
  e.au(d);
}
} // namespace pr37802_v1


// This slightly modified code crashed differently.
namespace pr37802_v2 {
struct J {
  int *p;
};

class X {
  void *ar;

public:
  X(void *t) : ar(t) {}
  void f(const J &t) { new (ar) J(t); }
  void f(const bool &t) { new (ar) bool(t); }
};

class Y {
public:
  void boolf(bool &&);
  void f(J &&);
  void f(J t) { boolf(*t.p); }
};

class Z {
  int at() const {}

public:
  Z(const Z &other) { other.au(X(this)); }
  void au(X t) const {
    void *c = const_cast<Z *>(this);
    if (at()) {
      t.f(*static_cast<J *>(c));
    } else {
      t.f(*static_cast<bool *>(c));
    }
  }
  void au(Y t) const {
    void *c = const_cast<Z *>(this);
    if (at()) {
      t.f(*static_cast<J *>(c));
    } else {
    }
  }
};

Z g() {
  Z az = g();
  Z e = az;
  Y d;
  e.au(d);
}
} // namespace pr37802_v2
@


1.1.1.1
log
@Import clang r337282 from trunk
@
text
@@


1.1.1.2
log
@Mark old LLVM instance as dead.
@
text
@@


1.1.1.1.4.1
log
@file pr37802.cpp was added on branch phil-wifi on 2019-06-10 21:45:35 +0000
@
text
@d1 107
@


1.1.1.1.4.2
log
@Sync with HEAD
@
text
@a0 107
// RUN: %clang_analyze_cc1 -w -analyzer-checker=core -verify %s

// expected-no-diagnostics

typedef __typeof(sizeof(int)) size_t;
void *operator new(size_t, void *h) { return h; }

// I've no idea what this code does, but it used to crash, so let's keep it.
namespace pr37802_v1 {
struct J {
  int *p;
};
class X {
  void *ar;

public:
  X(void *t) : ar(t) {}
  template <typename T>
  void f(const T &t) {
    new (ar) T(t);
  }
};
class Y {
public:
  template <typename T>
  void f(T &&);
  void f(J t) {
    f(*t.p);
  }
};
class Z {
  int at() const {}

public:
  Z(const Z &other) {
    other.au(X(this));
  }
  template <typename T>
  void au(T t) const {
    void *c = const_cast<Z *>(this);
    if (at()) {
      t.f(*static_cast<J *>(c));
    } else {
      t.f(*static_cast<bool *>(c));
    }
  }
};
Z g() {
  Z az = g();
  Z e = az;
  Y d;
  e.au(d);
}
} // namespace pr37802_v1


// This slightly modified code crashed differently.
namespace pr37802_v2 {
struct J {
  int *p;
};

class X {
  void *ar;

public:
  X(void *t) : ar(t) {}
  void f(const J &t) { new (ar) J(t); }
  void f(const bool &t) { new (ar) bool(t); }
};

class Y {
public:
  void boolf(bool &&);
  void f(J &&);
  void f(J t) { boolf(*t.p); }
};

class Z {
  int at() const {}

public:
  Z(const Z &other) { other.au(X(this)); }
  void au(X t) const {
    void *c = const_cast<Z *>(this);
    if (at()) {
      t.f(*static_cast<J *>(c));
    } else {
      t.f(*static_cast<bool *>(c));
    }
  }
  void au(Y t) const {
    void *c = const_cast<Z *>(this);
    if (at()) {
      t.f(*static_cast<J *>(c));
    } else {
    }
  }
};

Z g() {
  Z az = g();
  Z e = az;
  Y d;
  e.au(d);
}
} // namespace pr37802_v2
@


1.1.1.1.4.3
log
@Mostly merge changes from HEAD upto 20200411
@
text
@@


1.1.1.1.2.1
log
@file pr37802.cpp was added on branch pgoyette-compat on 2018-07-28 04:33:29 +0000
@
text
@d1 107
@


1.1.1.1.2.2
log
@Sync with HEAD
@
text
@a0 107
// RUN: %clang_analyze_cc1 -w -analyzer-checker=core -verify %s

// expected-no-diagnostics

typedef __typeof(sizeof(int)) size_t;
void *operator new(size_t, void *h) { return h; }

// I've no idea what this code does, but it used to crash, so let's keep it.
namespace pr37802_v1 {
struct J {
  int *p;
};
class X {
  void *ar;

public:
  X(void *t) : ar(t) {}
  template <typename T>
  void f(const T &t) {
    new (ar) T(t);
  }
};
class Y {
public:
  template <typename T>
  void f(T &&);
  void f(J t) {
    f(*t.p);
  }
};
class Z {
  int at() const {}

public:
  Z(const Z &other) {
    other.au(X(this));
  }
  template <typename T>
  void au(T t) const {
    void *c = const_cast<Z *>(this);
    if (at()) {
      t.f(*static_cast<J *>(c));
    } else {
      t.f(*static_cast<bool *>(c));
    }
  }
};
Z g() {
  Z az = g();
  Z e = az;
  Y d;
  e.au(d);
}
} // namespace pr37802_v1


// This slightly modified code crashed differently.
namespace pr37802_v2 {
struct J {
  int *p;
};

class X {
  void *ar;

public:
  X(void *t) : ar(t) {}
  void f(const J &t) { new (ar) J(t); }
  void f(const bool &t) { new (ar) bool(t); }
};

class Y {
public:
  void boolf(bool &&);
  void f(J &&);
  void f(J t) { boolf(*t.p); }
};

class Z {
  int at() const {}

public:
  Z(const Z &other) { other.au(X(this)); }
  void au(X t) const {
    void *c = const_cast<Z *>(this);
    if (at()) {
      t.f(*static_cast<J *>(c));
    } else {
      t.f(*static_cast<bool *>(c));
    }
  }
  void au(Y t) const {
    void *c = const_cast<Z *>(this);
    if (at()) {
      t.f(*static_cast<J *>(c));
    } else {
    }
  }
};

Z g() {
  Z az = g();
  Z e = az;
  Y d;
  e.au(d);
}
} // namespace pr37802_v2
@