Update docs and compiler macros

[ckormanyos]

No description provided.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 100.0%. Comparing base (ca31833) to head (430b2db).
Report is 2 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main      #81   +/-   ##
=======================================
  Coverage   100.0%   100.0%           
=======================================
  Files           7        7           
  Lines         729      729           
  Branches       38       38           
=======================================
  Hits          729      729           

Files with missing lines	Coverage Δ
example/example023a_riemann_zeta_zeros.cpp	100.0% <ø> (ø)
extended_complex.h	100.0% <ø> (ø)

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