32 lines
790 B
C++
32 lines
790 B
C++
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//===----------------------------------------------------------------------===//
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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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// <optional>
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// class bad_optional_access;
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// explicit bad_optional_access(const string& what_arg);
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#include <optional>
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#include <string>
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#include <cstring>
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#include <cassert>
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#if _LIBCPP_STD_VER > 11
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#endif // _LIBCPP_STD_VER > 11
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int main()
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{
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#if _LIBCPP_STD_VER > 11
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const std::string s("message");
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std::bad_optional_access e(s);
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assert(std::strcmp(e.what(), s.c_str()) == 0);
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#endif // _LIBCPP_STD_VER > 11
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}
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