Man pages for precondition
Lightweight Precondition, Postcondition, and Sanity Checks

diagnose_assertion_failureImplement a custom assertion
diagnose_expressionsDiagnose expressions and substitute debug markers
fatal_errorSignal a fatal error (and optionally terminate the program...
preconditionPre- and postcondition checking (assertions)
precondition documentation built on March 31, 2023, 10:20 p.m.