Re: [PATCH 2/4] fuzz: add an instrumentation filter

2021-06-18 Thread Philippe Mathieu-Daudé
On 6/17/21 9:53 PM, Alexander Bulekov wrote: > By default, -fsanitize=fuzzer instruments all code with coverage > information. However, this means that libfuzzer will track coverage over > hundreds of source files that are unrelated to virtual-devices. This > means that libfuzzer will optimize inpu

[PATCH 2/4] fuzz: add an instrumentation filter

2021-06-17 Thread Alexander Bulekov
By default, -fsanitize=fuzzer instruments all code with coverage information. However, this means that libfuzzer will track coverage over hundreds of source files that are unrelated to virtual-devices. This means that libfuzzer will optimize inputs for coverage observed in timer code, memory APIs e