[#cluster_linearize-StrongComparator]
= xref:cluster_linearize.adoc[cluster_linearize]::StrongComparator
:relfileprefix: ../
:mrdocs:

Concept for function objects that return std::strong_ordering when invoked with two Args.

== Synopsis

Declared in `<cluster_linearize.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<
    typename F,
    typename Arg>
concept StrongComparator = std::regular_invocable<F, Arg, Arg> &&
    std::is_same_v<std::invoke_result_t<F, Arg, Arg>, std::strong_ordering>;
----


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