The amazing disappearing, reappearing trigraphs...
summary
Quick history and concrete claims about trigraphs their removal and odd fallout: 2009 UK proposal to deprecate trigraphs leads to a compromise that breaks raw string literals and nobody misses them then 2014 fully removes trigraphs after Richard Smith proposes it and becomes Project Editor; committee also adds u8 character literals but inexplicably limits them to US ASCII which surprises UTF‑8 experts; tooling note that GCC renders operator spaceship as a three‑character sequence under UTF‑8 and the FAQ suggests a pipe one‑liner workaround leading to jokes about the ASCII illuminati
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chapters (4)
- 0:00Start
- 0:502014: Richard Smith proposes removing trigraphs completely from C++17
- 1:052014: Trigraphs removed from CH17
- 2:082014: u8 character literals are added to C++17, explicitly limited to US-ASCII
