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//===--------------- catch_member_function_pointer_02.cpp -----------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is dual licensed under the MIT and the University of Illinois Open
// Source Licenses. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
// Can a noexcept member function pointer be caught by a non-noexcept catch
// clause?
// UNSUPPORTED: libcxxabi-no-exceptions, libcxxabi-no-noexcept-function-type
// GCC 7 and 8 support noexcept function types but this test still fails.
// This is likely a bug in their implementation. Investigation needed.
// XFAIL: gcc-7, gcc-8
#include <cassert>
struct X {
template<bool Noexcept> void f() noexcept(Noexcept) {}
};
template<bool Noexcept> using FnType = void (X::*)() noexcept(Noexcept);
template<bool ThrowNoexcept, bool CatchNoexcept>
void check()
{
try
{
auto p = &X::f<ThrowNoexcept>;
throw p;
assert(false);
}
catch (FnType<CatchNoexcept> p)
{
assert(ThrowNoexcept || !CatchNoexcept);
assert(p == &X::f<ThrowNoexcept>);
}
catch (...)
{
assert(!ThrowNoexcept && CatchNoexcept);
}
}
void check_deep() {
FnType<true> p = &X::f<true>;
try
{
throw &p;
}
catch (FnType<false> *q)
{
assert(false);
}
catch (FnType<true> *q)
{
}
catch (...)
{
assert(false);
}
}
int main()
{
check<false, false>();
check<false, true>();
check<true, false>();
check<true, true>();
check_deep();
}
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