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10 Oct 2025
@fzakaria:one.ems.hostfzakaria(or special catching for MSAN/ASAN)00:24:12
@fzakaria:one.ems.hostfzakaria

Note that in nearly all cases you can never reach full coverage. A lot of functionality is usually dependent on exclusive options that would need individual fuzzing campaigns each with one of these options set. E.g., if you fuzz a library to convert image formats and your target is the png to tiff API, then you will not touch any of the other library APIs and features.

00:25:11
@lovesegfault:matrix.orglovesegfaultyeah. i've seen coverage go up to ~35% so maybe it's good?00:26:02
@lovesegfault:matrix.orglovesegfaulthonggfuzz seemed to do better, maybe I should rescue that work00:26:17
@lovesegfault:matrix.orglovesegfaultI had another branch that used honggfuzz instead of afl++00:26:30
@lovesegfault:matrix.orglovesegfaultthe UI was much nicer00:26:34
@fzakaria:one.ems.hostfzakariahmm01:40:55
@fzakaria:one.ems.hostfzakaria¯\_(ツ)_/¯ don't know enough to comment on which is better01:41:04
@fzakaria:one.ems.hostfzakariaI see LLVM also has one included01:41:08
@lovesegfault:matrix.orglovesegfaultAnother little bit of the curl-s3 work is up: https://github.com/NixOS/nix/pull/1420614:56:17
@Ericson2314:matrix.orgJohn Ericson Sergei Zimmerman (xokdvium): would inline in a top-level function definition affect linking? 16:38:40
@Ericson2314:matrix.orgJohn Ericson I am having some trouble with missing from_json and to_json deps 16:39:00
@Ericson2314:matrix.orgJohn Ericson * I am having some trouble with missing from_json and to_json methods, from the macro nlohman provides 16:39:11
@Ericson2314:matrix.orgJohn Ericsonafter moving things around16:39:13
@Ericson2314:matrix.orgJohn Ericson I would think that only static would do this, not inline, I am a bit conffused 16:39:31
@lovesegfault:matrix.orglovesegfault John Ericson: Do you think this is an improvement? https://github.com/NixOS/nix/pull/14206/commits/1aeeeec15fdd5580255feed9ad743c60367f6f30 16:57:13
@Ericson2314:matrix.orgJohn Ericson lovesegfault: yes I do, and if you make like a "run child args" struct with the CPP'd field, I think you can avoid so much more CPP 17:00:44
@Ericson2314:matrix.orgJohn Ericson(let me know if that doesn't make sense)17:00:51
@lovesegfault:matrix.orglovesegfaultoh, i see what you mean17:03:35
@lovesegfault:matrix.orglovesegfaultdone and pushed :) 17:11:37
@Ericson2314:matrix.orgJohn Ericson lovesegfault: ok left a few more comments 17:16:30
@lovesegfault:matrix.orglovesegfaultaddressed and pushed 🥳17:33:14
@lovesegfault:matrix.orglovesegfaultAnother little bit of the curl-s3 work: https://github.com/NixOS/nix/pull/1420919:41:22
@nulleric:matrix.orgnullerici'm new to matrix so apologize if this is the wrong place, i saw someone say they discussed this on matrix but i cant find it searching - cmake3 has been removed from unstable as it is EOL - but no one has shared a link to any announcement of cmake3 being EOL. just trying to understand this - i have 0 care if nixpkgs migrates to cmake4 by default - but in the embedded world there's still things out there with cmake2 in use today20:19:48
@nulleric:matrix.orgnullericcase in point - a submodule in the latest picotool uses cmake2.18 i believe (though need more direction on how this works) https://github.com/NixOS/nixpkgs/pull/45068020:23:52
@Ericson2314:matrix.orgJohn Ericson @nulleric:matrix.org: you'll want to take that to #dev:nixos.org 20:28:48
@Ericson2314:matrix.orgJohn EricsonThis channel is for Nix the tool, not for Nixpkgs 20:29:12
@Ericson2314:matrix.orgJohn Ericson @xokdvium:matrix.org: I have a suspicion that the assert bug and the bug that needed the revert are two symptoms of the same bug 20:29:43
@xokdvium:matrix.orgSergei Zimmerman (xokdvium)What's the clue?20:30:05
@Ericson2314:matrix.orgJohn EricsonMy suspicion is because they both seem to go away the second time 20:30:20

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