search for: dump_coverage

Displaying 3 results from an estimated 3 matches for "dump_coverage".

2017 Mar 07
2
sancov reporting all locations as <invalid>:0
I'm working on a fuzzer using libFuzzer and I wanted to take a look at how my coverage was doing, as per the instructions here: http://llvm.org/docs/LibFuzzer.html#how-good-is-my-fuzzer First of all, I suspect the instructions there are out of date, but passing -dump_coverage=1 to the binary rather than setting ASAN_OPTIONS generated a .sancov file for me. However, when I inspect this with the sancov tool, all of the line numbers it reports are "<invalid>:0". I can list the covered and uncovered functions successfully, but without locations it's rea...
2017 Mar 07
2
sancov reporting all locations as <invalid>:0
...I'm working on a fuzzer using libFuzzer and I wanted to take a look at > how my coverage was doing, as per the instructions here: > > http://llvm.org/docs/LibFuzzer.html#how-good-is-my-fuzzer > > First of all, I suspect the instructions there are out of date, but > passing -dump_coverage=1 to the binary rather than setting ASAN_OPTIONS > generated a .sancov file for me. > > However, when I inspect this with the sancov tool, all of the line > numbers it reports are "<invalid>:0". I can list the covered and > uncovered functions successfully, but withou...
2017 Mar 07
2
sancov reporting all locations as <invalid>:0
...I'm working on a fuzzer using libFuzzer and I wanted to take a look at > how my coverage was doing, as per the instructions here: > > http://llvm.org/docs/LibFuzzer.html#how-good-is-my-fuzzer > > First of all, I suspect the instructions there are out of date, but > passing -dump_coverage=1 to the binary rather than setting ASAN_OPTIONS > generated a .sancov file for me. > > However, when I inspect this with the sancov tool, all of the line > numbers it reports are "<invalid>:0". I can list the covered and > uncovered functions successfully, but withou...