b64f8b07c1
git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@119395 91177308-0d34-0410-b5e6-96231b3b80d8
93 lines
2.5 KiB
C++
93 lines
2.5 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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// <unordered_map>
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// template <class Key, class T, class Hash, class Pred, class Alloc>
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// bool
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// operator==(const unordered_map<Key, T, Hash, Pred, Alloc>& x,
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// const unordered_map<Key, T, Hash, Pred, Alloc>& y);
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//
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// template <class Key, class T, class Hash, class Pred, class Alloc>
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// bool
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// operator!=(const unordered_map<Key, T, Hash, Pred, Alloc>& x,
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// const unordered_map<Key, T, Hash, Pred, Alloc>& y);
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#include <unordered_map>
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#include <string>
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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 std::unordered_map<int, std::string> C;
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typedef std::pair<int, std::string> P;
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P a[] =
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{
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P(10, "ten"),
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P(20, "twenty"),
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P(30, "thirty"),
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P(40, "fourty"),
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P(50, "fifty"),
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P(60, "sixty"),
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P(70, "seventy"),
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P(80, "eighty"),
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};
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const C c1(std::begin(a), std::end(a));
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const C c2;
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assert(!(c1 == c2));
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assert( (c1 != c2));
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}
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{
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typedef std::unordered_map<int, std::string> C;
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typedef std::pair<int, std::string> P;
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P a[] =
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{
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P(10, "ten"),
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P(20, "twenty"),
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P(30, "thirty"),
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P(40, "fourty"),
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P(50, "fifty"),
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P(60, "sixty"),
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P(70, "seventy"),
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P(80, "eighty"),
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};
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const C c1(std::begin(a), std::end(a));
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const C c2 = c1;
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assert( (c1 == c2));
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assert(!(c1 != c2));
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}
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{
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typedef std::unordered_map<int, std::string> C;
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typedef std::pair<int, std::string> P;
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P a[] =
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{
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P(10, "ten"),
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P(20, "twenty"),
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P(30, "thirty"),
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P(40, "fourty"),
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P(50, "fifty"),
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P(60, "sixty"),
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P(70, "seventy"),
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P(80, "eighty"),
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};
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C c1(std::begin(a), std::end(a));
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C c2 = c1;
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c2.rehash(30);
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assert( (c1 == c2));
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assert(!(c1 != c2));
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c2.insert(P(90, "ninety"));
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assert(!(c1 == c2));
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assert( (c1 != c2));
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c1.insert(P(90, "ninety"));
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assert( (c1 == c2));
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assert(!(c1 != c2));
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}
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}
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