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78 lines
1.8 KiB
C++
78 lines
1.8 KiB
C++
// Copyright (c) 2016-2020 Martin Moene
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//
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// https://github.com/martinmoene/expected-lite
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//
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// Distributed under the Boost Software License, Version 1.0.
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// (See accompanying file LICENSE.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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#include "nonstd/expected.hpp"
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#include <iostream>
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template< typename T >
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void use( T const & /*x*/) {}
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#define expected_PRESENT( x ) \
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std::cout << #x << ": " << x << "\n"
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#define expected_ABSENT( x ) \
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std::cout << #x << ": (undefined)\n"
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void report()
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{
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#ifdef __cpp_exceptions
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expected_PRESENT( __cpp_exceptions );
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#else
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expected_ABSENT( __cpp_exceptions );
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#endif
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#ifdef __EXCEPTIONS
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expected_PRESENT( __EXCEPTIONS );
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#else
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expected_ABSENT( __EXCEPTIONS );
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#endif
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#ifdef _HAS_EXCEPTIONS
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expected_PRESENT( _HAS_EXCEPTIONS );
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#else
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expected_ABSENT( _HAS_EXCEPTIONS );
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#endif
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#ifdef _CPPUNWIND
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expected_PRESENT( _CPPUNWIND );
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#else
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expected_ABSENT( _CPPUNWIND );
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#endif
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}
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int violate_access()
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{
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nonstd::expected<int, char> eu( nonstd:: make_unexpected('a') );
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return eu.value();
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}
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int main()
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{
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report();
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#if ! nsel_CONFIG_NO_EXCEPTIONS_SEH
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return violate_access();
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#else
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__try
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{
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return violate_access();
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}
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__except( EXCEPTION_EXECUTE_HANDLER )
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{
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std::cerr << "\n*** Executing SEH __except block ***\n";
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}
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#endif
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}
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// -Dnsel_CONFIG_NO_EXCEPTIONS=1 automatically determined in expected.hpp
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// -Dnsel_CONFIG_NO_EXCEPTIONS_SEH=0 default:1 for msvc
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// cl -nologo -kernel -EHs-c- -GR- -I../include 03-no-exceptions.cpp && 03-no-exceptions
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// cl -nologo -kernel -EHs-c- -GR- -Dnsel_CONFIG_NO_EXCEPTIONS_SEH=0 -I../include 03-no-exceptions.cpp && 03-no-exceptions
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// g++ -Wall -fno-exceptions -I../include -o 03-no-exceptions 03-no-exceptions.cpp && 03-no-exceptions
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