C++, Development Tools, Java, Open Source, Web... the world of software development from Dr Dobb's

I often hear a complaint that C++ code tends to be slow to compile, sometimes even taking overnight. Slow compiles were one of the motivations for exported templates, and are even listed as one of the reasons for the development of the Go language. It's a real problem, and since I'm in the C++ compiler business I get asked about this. Why is C++ compilation slow? As it's reasonable to assume that

[rjj]

「7回も全体をなめる必要がある。#includeが並列化できない。というか字句解析だけでなく意味解析も完全にserializeせざるをえない」

[tarao]

コンパイルが遅い理由