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[pull] main from VirusTotal:main #235

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Merged
pull merged 1 commit into from
Jun 4, 2026
Merged

[pull] main from VirusTotal:main #235

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9 changes: 9 additions & 0 deletions lib/src/wasm/builder.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -344,6 +344,15 @@ impl WasmModuleBuilder {
self.main_func.finish(Vec::new(), &mut self.module.funcs);

self.module.exports.add("main", main_func);

// WasmModuleBuilder::new adds to the WASM module all the functions
// that are labeled as #[wasm_export] or #[module_export]. However,
// not all the functions are used in the final WASM code because
// (ie: some YARA modules are not imported by the rules). This removes
// the functions that are not actually used, reducing the size of the
// compiled rules.
walrus::passes::gc::run(&mut self.module);

self.module
}
}
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