hmz007
36ed224bac
Signed-off-by: hmz007 <hmz007@gmail.com> Change-Id: Ib87fdbe7a0be7dc961af3500fe9ea4589a127f9f
65 lines
1.4 KiB
C++
65 lines
1.4 KiB
C++
//===---------------------- catch_function_03.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 function pointer be caught by a non-noexcept catch clause?
|
|
// UNSUPPORTED: libcxxabi-no-exceptions, libcxxabi-no-noexcept-function-type
|
|
|
|
#include <cassert>
|
|
|
|
template<bool Noexcept> void f() noexcept(Noexcept) {}
|
|
template<bool Noexcept> using FnType = void() noexcept(Noexcept);
|
|
|
|
template<bool ThrowNoexcept, bool CatchNoexcept>
|
|
void check()
|
|
{
|
|
try
|
|
{
|
|
auto *p = f<ThrowNoexcept>;
|
|
throw p;
|
|
assert(false);
|
|
}
|
|
catch (FnType<CatchNoexcept> *p)
|
|
{
|
|
assert(ThrowNoexcept || !CatchNoexcept);
|
|
assert(p == &f<ThrowNoexcept>);
|
|
}
|
|
catch (...)
|
|
{
|
|
assert(!ThrowNoexcept && CatchNoexcept);
|
|
}
|
|
}
|
|
|
|
void check_deep() {
|
|
auto *p = 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();
|
|
}
|