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Pull requests: bytecodealliance/wasmtime

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Pull requests list

Release Wasmtime 41.0.2
#12499 opened Feb 3, 2026 by wasmtime-publish Loading…
deprecate [Typed]Func::post_return[_async] and make them no-ops
#12498 opened Feb 2, 2026 by dicej Loading…
WIP ComponentType: add as_val method to convert to tagged representation
#12496 opened Feb 2, 2026 by pchickey Loading…
Update to wasi-sdk-30 in CI
#12495 opened Feb 2, 2026 by alexcrichton • Draft
Switch back to emulation of s390x tests
#12491 opened Feb 2, 2026 by alexcrichton • Queued
1
perf(wasi-nn): avoid extra allocations in tensor byte conversions
#12490 opened Feb 2, 2026 by ANtutov Loading…
1
Cranelift: fuzzgen: avoid generating preserve_all-ABI functions with return values.
#12489 opened Feb 2, 2026 by cfallin • Queued
1
2
cranelift: improve debug value locations around cold blocks cranelift:area:machinst Issues related to instruction selection and the new MachInst backend. cranelift Issues related to the Cranelift code generator
#12484 opened Feb 1, 2026 by philipc Loading…
1
1
Implement branch hinting proposal support wasmtime:docs Issues related to Wasmtime's documentation
#12483 opened Jan 31, 2026 by gfx Loading…
1
4
Fix leaks of already-initialized fields when struct/array init fails wasmtime:api Related to the API of the `wasmtime` crate itself wasmtime:ref-types Issues related to reference types and GC in Wasmtime
#12482 opened Jan 31, 2026 by zzjas Loading…
1
4
Cranelift: ISLE recursion check cranelift:area:aarch64 Issues related to AArch64 backend. cranelift:area:x64 Issues related to x64 codegen cranelift Issues related to the Cranelift code generator isle Related to the ISLE domain-specific language
#12474 opened Jan 29, 2026 by mmcloughlin Loading…
7
Component model threading intrinsic updates wasmtime:api Related to the API of the `wasmtime` crate itself wasmtime:config Issues related to the configuration of Wasmtime
#12466 opened Jan 29, 2026 by TartanLlama • Draft
1
Check may-leave flags in trampolines, not Rust wasmtime:api Related to the API of the `wasmtime` crate itself
#12427 opened Jan 25, 2026 by alexcrichton • Draft
2
3
S390x: emit new instructions added in z17 cranelift:area:aarch64 Issues related to AArch64 backend. cranelift:area:x64 Issues related to x64 codegen cranelift:meta Everything related to the meta-language. cranelift Issues related to the Cranelift code generator isle Related to the ISLE domain-specific language
#12319 opened Jan 12, 2026 by theotherjimmy Loading…
19
Fixed-length lists, host side fuzzing Issues related to our fuzzing infrastructure wasmtime:api Related to the API of the `wasmtime` crate itself wasmtime:c-api Issues pertaining to the C API. wasmtime:config Issues related to the configuration of Wasmtime
#12315 opened Jan 11, 2026 by cpetig • Draft
5
chore: update wit files to 0.2.9
#12247 opened Jan 6, 2026 by cdmurph32 • Draft
3
Add support for map type fuzzing Issues related to our fuzzing infrastructure wasmtime:api Related to the API of the `wasmtime` crate itself wasmtime:c-api Issues pertaining to the C API. wasmtime:config Issues related to the configuration of Wasmtime wizer Issues related to Wizer snapshotting, pre-initialization, and the `wasmtime wizer` subcommand
#12216 opened Dec 23, 2025 by yordis • Draft
10
Additional matching wasmtime:api Related to the API of the `wasmtime` crate itself
#12212 opened Dec 22, 2025 by BoilingFusion Loading…
1
4
feat(p3): implement wasi:tls wasmtime:api Related to the API of the `wasmtime` crate itself
#12174 opened Dec 16, 2025 by rvolosatovs • Draft
wasip3 filesystem unlink: Homogenize error returns wasi:impl Issues pertaining to WASI implementation in Wasmtime wasi:tests Issues pertaining to WASI tests in Wasmtime wasi Issues pertaining to WASI
#12169 opened Dec 16, 2025 by wingo Loading…
3
fix(bindgen): futures and stream are not Clone
#12155 opened Dec 11, 2025 by rvolosatovs Loading…
1
filesystem: Paper over fadvise harmless failure on macos wasi Issues pertaining to WASI
#12138 opened Dec 8, 2025 by wingo Loading…
3
Disable sync testing of wast for now fuzzing Issues related to our fuzzing infrastructure
#12081 opened Nov 24, 2025 by alexcrichton Loading…
2
fix(jit): Add MAP_JIT support for 100% stable JIT on ARM64 macOS cranelift Issues related to the Cranelift code generator
#12077 opened Nov 24, 2025 by darmie Loading…
1
20
Update README and linker documentation for function wrapping in module instances wasmtime:api Related to the API of the `wasmtime` crate itself
#12073 opened Nov 23, 2025 by Tam1SH Loading…
4
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