4684ddb6aa
- import libcxx - reduce targets to the one when compiled as a tools Change-Id: Iabb8427f80ff8e89463559a28bcb8b4f2bdbc496
89 lines
3.1 KiB
C++
89 lines
3.1 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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// <forward_list>
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// template <class... Args>
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// iterator emplace_after(const_iterator p, Args&&... args);
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#include <forward_list>
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#include <cassert>
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#include "../../../Emplaceable.h"
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#include "../../../min_allocator.h"
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int main()
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{
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#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
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{
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typedef Emplaceable T;
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typedef std::forward_list<T> C;
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typedef C::iterator I;
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C c;
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I i = c.emplace_after(c.cbefore_begin());
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assert(i == c.begin());
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assert(c.front() == Emplaceable());
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assert(distance(c.begin(), c.end()) == 1);
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i = c.emplace_after(c.cbegin(), 1, 2.5);
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assert(i == next(c.begin()));
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assert(c.front() == Emplaceable());
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assert(*next(c.begin()) == Emplaceable(1, 2.5));
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assert(distance(c.begin(), c.end()) == 2);
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i = c.emplace_after(next(c.cbegin()), 2, 3.5);
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assert(i == next(c.begin(), 2));
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assert(c.front() == Emplaceable());
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assert(*next(c.begin()) == Emplaceable(1, 2.5));
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assert(*next(c.begin(), 2) == Emplaceable(2, 3.5));
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assert(distance(c.begin(), c.end()) == 3);
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i = c.emplace_after(c.cbegin(), 3, 4.5);
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assert(i == next(c.begin()));
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assert(c.front() == Emplaceable());
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assert(*next(c.begin(), 1) == Emplaceable(3, 4.5));
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assert(*next(c.begin(), 2) == Emplaceable(1, 2.5));
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assert(*next(c.begin(), 3) == Emplaceable(2, 3.5));
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assert(distance(c.begin(), c.end()) == 4);
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}
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#if __cplusplus >= 201103L
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{
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typedef Emplaceable T;
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typedef std::forward_list<T, min_allocator<T>> C;
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typedef C::iterator I;
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C c;
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I i = c.emplace_after(c.cbefore_begin());
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assert(i == c.begin());
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assert(c.front() == Emplaceable());
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assert(distance(c.begin(), c.end()) == 1);
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i = c.emplace_after(c.cbegin(), 1, 2.5);
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assert(i == next(c.begin()));
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assert(c.front() == Emplaceable());
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assert(*next(c.begin()) == Emplaceable(1, 2.5));
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assert(distance(c.begin(), c.end()) == 2);
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i = c.emplace_after(next(c.cbegin()), 2, 3.5);
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assert(i == next(c.begin(), 2));
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assert(c.front() == Emplaceable());
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assert(*next(c.begin()) == Emplaceable(1, 2.5));
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assert(*next(c.begin(), 2) == Emplaceable(2, 3.5));
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assert(distance(c.begin(), c.end()) == 3);
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i = c.emplace_after(c.cbegin(), 3, 4.5);
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assert(i == next(c.begin()));
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assert(c.front() == Emplaceable());
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assert(*next(c.begin(), 1) == Emplaceable(3, 4.5));
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assert(*next(c.begin(), 2) == Emplaceable(1, 2.5));
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assert(*next(c.begin(), 3) == Emplaceable(2, 3.5));
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assert(distance(c.begin(), c.end()) == 4);
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}
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#endif
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#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES
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}
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