[PATCH] D87476: [libFuzzer] Enable entropic by default.

Dokyung Song via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Thu Sep 10 17:43:33 PDT 2020


dokyungs added a comment.

In D87476#2266496 <https://reviews.llvm.org/D87476#2266496>, @morehouse wrote:

> @dokyungs Any idea why enabling entropic causes the `KeepSeed` tests to fail?

With -entropic=1, the two tests apparently require more runs.

For cross_over_uniform_dist.test, it requires 3,782,970 runs, so increasing runs to 4,000,000 should solve the issue. Note that without cross_over_uniform_dist=1, it requires 9,278,291 runs.

For keep-seed.test, it requires 2,038,980 runs, so increasing runs to 3,000,000 should solve the issue. Note that without keep_seed=1, it requires even more runs as expected: 9,621,535 runs.

Let me know how this sounds, and also if you want this change to be a separate patch.


Repository:
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  https://reviews.llvm.org/D87476/new/

https://reviews.llvm.org/D87476



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