feat: WebAssembly spec conformance, component execution, GC/no_std#150

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avrabe wants to merge 45 commits intomainfrom

feature/roadmap-146-149-components-nostd

Commits on Mar 8, 2026

chore: add WebAssembly testsuite as submodule

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fix(foundation,runtime): wire memory tracking and fix no_std guards

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fix(decoder): add malformed module validation checks for spec compliance

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fix(validator): track concrete pushes to reject excess values in unreachable code

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feat(validator,format): add GC structural subtyping and rec group support

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fix(runtime): correct block End instruction to handle result values

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fix(runtime): fix infinite loops in zero-size memory operations

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fix(runtime): validate import types and detect missing imports at link time

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fix(runtime): add type checking for cross-instance call_indirect

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fix(component): use Default for FunctionExport signature in WASI provider

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refactor(component): replace debug prints with tracing framework

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fix(kilnd): correctly track component vs module execution statistics

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Commits on Mar 9, 2026

Commits on Mar 10, 2026