Add same-point preparation to fallback macros

[gdalle]

DI source

• Implement same-point preparation defaults with the rest of the @eval-based fallbacks

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 96.60%. Comparing base (6c829fc) to head (f69a8c1).
Report is 1 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #424      +/-   ##
==========================================
- Coverage   96.63%   96.60%   -0.03%     
==========================================
  Files         104      104              
  Lines        4967     4925      -42     
==========================================
- Hits         4800     4758      -42     
  Misses        167      167              

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