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53 lines
1.2 KiB
C++
53 lines
1.2 KiB
C++
//===----------------------------------------------------------------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is dual licensed under the MIT and the University of Illinois Open
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// Source Licenses. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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// UNSUPPORTED: libcpp-no-exceptions
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// UNSUPPORTED: libcpp-has-no-threads
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// UNSUPPORTED: c++98, c++03
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// <future>
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// class promise<R>
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// void set_exception(exception_ptr p);
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// Test that a null exception_ptr is diagnosed.
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#define _LIBCPP_ASSERT(x, m) ((x) ? ((void)0) : throw 42)
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#define _LIBCPP_DEBUG 0
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#include <future>
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#include <exception>
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#include <cstdlib>
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#include <cassert>
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int main()
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{
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{
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typedef int T;
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std::promise<T> p;
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try {
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p.set_exception(std::exception_ptr());
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assert(false);
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} catch (int const& value) {
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assert(value == 42);
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}
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}
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{
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typedef int& T;
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std::promise<T> p;
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try {
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p.set_exception(std::exception_ptr());
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assert(false);
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} catch (int const& value) {
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assert(value == 42);
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}
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}
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}
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