Stream: git-wasmtime

Topic: wasmtime / issue #10398 [GC] assertion failed: types.is_s...

Wasmtime GitHub notifications bot (Mar 14 2025 at 11:58):

vouillon added the bug label to Issue #10398.

Wasmtime GitHub notifications bot (Mar 14 2025 at 11:58):

vouillon opened issue #10398:

Test Case

subtype.zip

Steps to Reproduce

Run the following command:

./target/debug/wasmtime  -W=all-proposals=y subtype.wasm

Expected Results

It should not crash.

Actual Results

We get a panic:

thread 'main' panicked at crates/wasmtime/src/runtime/vm/gc/func_ref.rs:81:13:
assertion failed: types.is_subtype(actual_ty, expected_ty)

Versions and Environment

Wasmtime commit: a3381e48775912a3e1a68c05180932f3ce74c5b4

Operating system: Linux

Architecture: x64

Last updated: Apr 18 2025 at 02:29 UTC