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I'd like to discuss the following change: https://reviews.llvm.org/D37526 For the context, there is a comment in compiler-rt/lib/fuzzer/FuzzerExtFunctionsWeak.cpp: // Implementation for Linux. This relies on the linker's support for weak // symbols. We don't use this approach on Apple platforms because it requires // clients of LibFuzzer to pass ``-U _<symbol_name>`` to the

Hi everyone, I wrote a prototype based on LLVM sanitizer infrastructure to improve fuzzing performance, especially over sparse file format. I’d like to upstream it if the anyone thinks it is useful. Sparse file format are formats that only a small portion of the file data could have impact on the behavior of the program that parses it. Common examples are archive files or a file system image