Safe, generic container for single values of different value types.
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Empty member optimization.
Standard library containers and extensions.
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The Boost.Geometry library provides geometric algorithms, primitives and spatial index.
Priority queue data structures.
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The Boost Multi-index Containers Library provides a class template named multi_index_container which enables the construction of containers maintaining one or more indices with different sorting and access semantics.
Discriminated-union wrapper for optional values.
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Safe, generic, stack-based discriminated union container.