From Jason Turner

[deque.capacity]

C++14 → C++17 2.0 KB 30 lines
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Archived: C++14 | C++17
Markdown: C++14 | C++17
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  1. tmp/tmpt_5z8wnn/{from.md → to.md} +18 -9
tmp/tmpt_5z8wnn/{from.md → to.md} RENAMED
@@ -2,34 +2,43 @@
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  ``` cpp
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  void resize(size_type sz);
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  ```
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- *Effects:* If `sz <= size()`, equivalent to calling `pop_back()`
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- `size() - sz` times. If `size() < sz`, appends `sz - size()`
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- default-inserted elements to the sequence.
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  *Requires:* `T` shall be `MoveInsertable` and `DefaultInsertable` into
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  `*this`.
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  ``` cpp
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  void resize(size_type sz, const T& c);
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  ```
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- *Effects:* If `sz <= size()`, equivalent to calling `pop_back()`
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- `size() - sz` times. If `size() < sz`, appends `sz - size()` copies of
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- `c` to the sequence.
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  *Requires:* `T` shall be `CopyInsertable` into `*this`.
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  ``` cpp
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  void shrink_to_fit();
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  ```
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  *Requires:* `T` shall be `MoveInsertable` into `*this`.
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  *Complexity:* Linear in the size of the sequence.
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- *Remarks:* `shrink_to_fit` is a non-binding request to reduce memory use
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- but does not change the size of the sequence. The request is non-binding
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- to allow latitude for implementation-specific optimizations.
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  ``` cpp
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  void resize(size_type sz);
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  ```
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+ *Effects:* If `sz < size()`, erases the last `size() - sz` elements from
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+ the sequence. Otherwise, appends `sz - size()` default-inserted elements
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+ to the sequence.
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  *Requires:* `T` shall be `MoveInsertable` and `DefaultInsertable` into
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  `*this`.
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  ``` cpp
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  void resize(size_type sz, const T& c);
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  ```
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+ *Effects:* If `sz < size()`, erases the last `size() - sz` elements from
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+ the sequence. Otherwise, appends `sz - size()` copies of `c` to the
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+ sequence.
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  *Requires:* `T` shall be `CopyInsertable` into `*this`.
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  ``` cpp
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  void shrink_to_fit();
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  ```
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  *Requires:* `T` shall be `MoveInsertable` into `*this`.
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+ *Effects:* `shrink_to_fit` is a non-binding request to reduce memory use
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+ but does not change the size of the sequence.
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+
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+ [*Note 1*: The request is non-binding to allow latitude for
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+ implementation-specific optimizations. — *end note*]
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+
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+ If an exception is thrown other than by the move constructor of a
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+ non-`CopyInsertable` `T` there are no effects.
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+
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  *Complexity:* Linear in the size of the sequence.
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+ *Remarks:* `shrink_to_fit` invalidates all the references, pointers, and
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+ iterators referring to the elements in the sequence as well as the
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+ past-the-end iterator.
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