[PATCH] D142196: [clang][Lex] Add back PPCallbacks::FileNotFound

Tue Jan 24 09:51:05 PST 2023

Hahnfeld added a comment.

In D142196#4077708 <https://reviews.llvm.org/D142196#4077708>, @jansvoboda11 wrote:

> Yes, I meant the `pp-trace` docs. Why would "we didn't find the included file" not be a traceable event?

My thinking is the following: If the preprocessor cannot find the included file and the Hook doesn't return `true`, it will run into a fatal error and stop parsing the source file. I don't know if that's actually a relevant case, but I have no experience with `pp-trace`, so maybe?

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  https://reviews.llvm.org/D142196/new/

https://reviews.llvm.org/D142196