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[threads] Fuzz shared types in type fuzzer #6704

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Merged
tlively merged 1 commit into from
Jun 26, 2024
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[threads] Fuzz shared types in type fuzzer #6704

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5 changes: 4 additions & 1 deletion src/tools/fuzzing/fuzzing.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -246,8 +246,11 @@ void TranslateToFuzzReader::setupHeapTypes() {

// For GC, also generate random types.
if (wasm.features.hasGC()) {
// Do not generate shared types until the fuzzer can be updated to handle
// them.
auto features = wasm.features - FeatureSet::SharedEverything;
auto generator =
HeapTypeGenerator::create(random, wasm.features, upTo(MAX_NEW_GC_TYPES));
HeapTypeGenerator::create(random, features, upTo(MAX_NEW_GC_TYPES));
auto result = generator.builder.build();
if (auto* err = result.getError()) {
Fatal() << "Failed to build heap types: " << err->reason << " at index "
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