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Post #24192 24
Optimizing Clang performance 5-7%
https://cppalliance.org/mizvekov,/clang/2025/10/20/Making-Clang-AST-Leaner-Faster.html

https://redd.it/1oq01yk
@r_cpp
The C++ Alliance Making the Clang AST Leaner and Faster Modern C++ codebases — from browsers to GPU frameworks — rely heavily on templates, and that often means massive abstract syntax trees. Even small inefficiencies in Clang’s AST representation can add up to noticeable compile-time overhead. This post walks…
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