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<body><span class="vcard"><a class="email" href="mailto:hans@chromium.org" title="Hans Wennborg <hans@chromium.org>"> <span class="fn">Hans Wennborg</span></a>
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<a class="bz_bug_link
bz_status_RESOLVED bz_closed"
title="RESOLVED FIXED - FAIL: libFuzzer :: fuzzer-custommutator.test from llvmorg-11.0.0-rc2"
href="https://bugs.llvm.org/show_bug.cgi?id=47286">bug 47286</a>
<br>
<table border="1" cellspacing="0" cellpadding="8">
<tr>
<th>What</th>
<th>Removed</th>
<th>Added</th>
</tr>
<tr>
<td style="text-align:right;">Resolution</td>
<td>---
</td>
<td>FIXED
</td>
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<td style="text-align:right;">Status</td>
<td>NEW
</td>
<td>RESOLVED
</td>
</tr></table>
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<div>
<b><a class="bz_bug_link
bz_status_RESOLVED bz_closed"
title="RESOLVED FIXED - FAIL: libFuzzer :: fuzzer-custommutator.test from llvmorg-11.0.0-rc2"
href="https://bugs.llvm.org/show_bug.cgi?id=47286#c3">Comment # 3</a>
on <a class="bz_bug_link
bz_status_RESOLVED bz_closed"
title="RESOLVED FIXED - FAIL: libFuzzer :: fuzzer-custommutator.test from llvmorg-11.0.0-rc2"
href="https://bugs.llvm.org/show_bug.cgi?id=47286">bug 47286</a>
from <span class="vcard"><a class="email" href="mailto:hans@chromium.org" title="Hans Wennborg <hans@chromium.org>"> <span class="fn">Hans Wennborg</span></a>
</span></b>
<pre>(In reply to Max Moroz from <a href="show_bug.cgi?id=47286#c2">comment #2</a>)
<span class="quote">> Yes, it expects a small number after the "lim: ", as that number indicates
> the temporary input length limit enforced by the -len_control= feature.
>
> I suspect the feature is WAI, but the number printed is >=100 as the first
> line in the output is coming from a mutation #10629, i.e. earlier mutations
> used the smaller lim value.
>
> To fix this, I would kindly ask you to change
>
> RUN: not %run %t-CustomMutatorTest -len_control=100 2>&1 | FileCheck %s
> --check-prefix=LLVMFuzzerCustomMutatorWithLenControl
>
>
> to
>
> RUN: not %run %t-CustomMutatorTest -len_control=1000 2>&1 | FileCheck %s
> --check-prefix=LLVMFuzzerCustomMutatorWithLenControl
>
> len_control goes from 100 to 1000, that would make it more aggressive and
> should keep the "lim: " value small even after 10,000 mutations</span >
Done as 8421503300c6145480710761983f089ccbe0bb56 on trunk and
46f3aed198a5530b5115881628e1fcfb3e7541c9 on 11.x.
Optimistically marking this fixed.</pre>
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