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[Fuzzing] Do not clusterfuzz multibyte#8488

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kripken merged 1 commit intoWebAssembly:mainfrom
kripken:nocluster
Mar 18, 2026
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[Fuzzing] Do not clusterfuzz multibyte#8488
kripken merged 1 commit intoWebAssembly:mainfrom
kripken:nocluster

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@kripken kripken commented Mar 18, 2026

ClusterFuzz fuzzer in fuzz_opt.py hit this.

Also add fp16 in fuzz_opt.py for overall consistency, but fp16 is disabled
more generally there as well, a few lines above anyhow.

@kripken kripken requested a review from brendandahl March 18, 2026 19:11
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Should I have hit this issue locally when running ./scripts/fuzz_opt.py?

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kripken commented Mar 18, 2026

It's hard to hit this locally because the fuzzer would need to get lucky and pick a multibyte testcase, and we run the ClusterFuzz fuzzer at low frequency. I guess it just took many days to find...

@kripken kripken merged commit d3ca4a0 into WebAssembly:main Mar 18, 2026
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@kripken kripken deleted the nocluster branch March 18, 2026 21:39
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