[PATCH] D38642: [clang-fuzzer] Allow building without coverage instrumentation.

[Matt Morehouse via Phabricator via cfe-commits]

morehouse added a comment.

In https://reviews.llvm.org/D38642#890963, @kcc wrote:

> It's not about coverage instrumentation (not) being present, but about libFuzzer's main() being present, right?


Yes.

> Will we be able to reuse some of Justin's code instead of creating one more main() function?

This reuses the code that Justin moved to FuzzMutate/FuzzerCLI.  That's why the main is so short.  But perhaps we could move the main itself into FuzzerCLI?

> Or, why not link with libFuzzer (-fsanitize=fuzzer at link time) even if we don't us einstrumentation at compile time?

When I tried this, I got undefined references to all kinds of `__sanitizer_cov_*` symbols.


https://reviews.llvm.org/D38642