25 lines
568 B
C++
25 lines
568 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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// <functional>
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// Hashing a struct w/o a defined hash should fail.
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#include <functional>
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#include <cassert>
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#include <type_traits>
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struct X {};
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int main()
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{
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X x;
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size_t h = std::hash<X>{} ( x );
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}
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