Surely LLVM's inlining heuristics must be one of its strengths. I thought good i... | Hacker News

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		3836293648 on May 14, 2023 \| parent \| context \| favorite \| on: A whirlwind tour of the LLVM optimizer Surely LLVM's inlining heuristics must be one of its strengths. I thought good inlining was almost all of optimisation these days, based on a Chandler Carruth talk on LLVM

fooker on May 14, 2023 [–]

If you are compiling a language like C++ and care a lot about code size, yes.

Most compilers don't have to, and then you just inline whatever you can until some estimated register pressure is reached at the call site.

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