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libcxxabi/test/catch_member_function_point...

171 lines
2.4 KiB
C++

//===--------------- catch_member_function_pointer_01.cpp -----------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
// GCC incorrectly allows PMF type "void (T::*)()" to be caught as "void (T::*)() const"
// See https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69375
// XFAIL: gcc
// UNSUPPORTED: libcxxabi-no-exceptions
#include <cassert>
struct A
{
void foo() {}
void bar() const {}
};
typedef void (A::*mf1)();
typedef void (A::*mf2)() const;
struct B : public A
{
};
typedef void (B::*dmf1)();
typedef void (B::*dmf2)() const;
template <class Tp>
bool can_convert(Tp) { return true; }
template <class>
bool can_convert(...) { return false; }
void test1()
{
try
{
throw &A::foo;
assert(false);
}
catch (mf2)
{
assert(false);
}
catch (mf1)
{
}
}
void test2()
{
try
{
throw &A::bar;
assert(false);
}
catch (mf1)
{
assert(false);
}
catch (mf2)
{
}
}
void test_derived()
{
try
{
throw (mf1)0;
assert(false);
}
catch (dmf2)
{
assert(false);
}
catch (dmf1)
{
assert(false);
}
catch (mf1)
{
}
try
{
throw (mf2)0;
assert(false);
}
catch (dmf1)
{
assert(false);
}
catch (dmf2)
{
assert(false);
}
catch (mf2)
{
}
assert(!can_convert<mf1>((dmf1)0));
assert(!can_convert<mf2>((dmf1)0));
try
{
throw (dmf1)0;
assert(false);
}
catch (mf2)
{
assert(false);
}
catch (mf1)
{
assert(false);
}
catch (...)
{
}
assert(!can_convert<mf1>((dmf2)0));
assert(!can_convert<mf2>((dmf2)0));
try
{
throw (dmf2)0;
assert(false);
}
catch (mf2)
{
assert(false);
}
catch (mf1)
{
assert(false);
}
catch (...)
{
}
}
void test_void()
{
assert(!can_convert<void*>(&A::foo));
try
{
throw &A::foo;
assert(false);
}
catch (void*)
{
assert(false);
}
catch(...)
{
}
}
int main()
{
test1();
test2();
test_derived();
test_void();
}