libsigc++ 2.5.4

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sigc::functor_base Struct Reference
Functors

A hint to the compiler. More...

`#include <sigc++/functors/functor_trait.h>`

Inheritance diagram for sigc::functor_base:
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## Detailed Description

A hint to the compiler.

All functors which define `result_type` should publically inherit from this hint.