GNU libgomp: omp_get_max_threads

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### 2.9 `omp_get_max_threads` – Maximum number of threads of parallel region

Description:

  Return the maximum number of threads used for the current parallel region that does not use the clause `num_threads`.

C/C++:

  Prototype: | `int omp_get_max_threads(void);`

Fortran:

  Interface: | `integer function omp_get_max_threads()`

See also:

  omp_set_num_threads, omp_set_dynamic, omp_get_thread_limit

Reference:

  OpenMP specification v4.5, Section 3.2.3.