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Pull requests: bytecodealliance/wasmtime

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Pull requests list

winch: Properly zero extend the CAS result
#12994 opened Apr 8, 2026 by saulecabrera Loading…
Add OOM test for component InstancePre::instantiate_async
#12993 opened Apr 8, 2026 by fitzgen Loading…
Fix an overflow bug in the free list's bump allocation wasmtime:api Related to the API of the `wasmtime` crate itself wasmtime:ref-types Issues related to reference types and GC in Wasmtime
#12992 opened Apr 8, 2026 by fitzgen Loading…
1
MMU-based epoch interruption cranelift:area:machinst Issues related to instruction selection and the new MachInst backend. cranelift:area:x64 Issues related to x64 codegen cranelift:docs cranelift:meta Everything related to the meta-language. cranelift Issues related to the Cranelift code generator wasmtime:api Related to the API of the `wasmtime` crate itself wasmtime:config Issues related to the configuration of Wasmtime
#12990 opened Apr 8, 2026 by erikrose • Draft
3 of 6 tasks
1
RR #3:Flat type computation for interface types for RR
#12981 opened Apr 7, 2026 by arjunr2 Loading…
1
A handful of optimizations for the DRC collector wasmtime:api Related to the API of the `wasmtime` crate itself wasmtime:ref-types Issues related to reference types and GC in Wasmtime
#12974 opened Apr 6, 2026 by fitzgen Loading…
6
Cranelift: apply NaN canonicalization to libcalls cranelift Issues related to the Cranelift code generator
#12963 opened Apr 4, 2026 by tschneidereit Loading…
2
Some fuzzing improvements fuzzing Issues related to our fuzzing infrastructure
#12962 opened Apr 4, 2026 by tschneidereit Loading…
4
Fix no_std support in cranelift/frontend cranelift Issues related to the Cranelift code generator
#12947 opened Apr 3, 2026 by theoparis Loading…
2
GC: implement a grow-vs-collect heuristic. wasmtime:api Related to the API of the `wasmtime` crate itself wasmtime:ref-types Issues related to reference types and GC in Wasmtime
#12942 opened Apr 2, 2026 by cfallin Loading…
16
wasmtime-wasi: handle host fifos wasi Issues pertaining to WASI
#12922 opened Apr 1, 2026 by pchickey • Draft
1
fix(environ): repair unsound StringPool::try_clone()
#12906 opened Mar 31, 2026 by flavio Loading…
[Cranelift] add type-aware imm64 constant folding operations cranelift Issues related to the Cranelift code generator
#12826 opened Mar 23, 2026 by bongjunj • Draft
3
p3_path_link test wasi Issues pertaining to WASI
#12810 opened Mar 20, 2026 by squillace Loading…
4
Remove the explicit gc feature from the wasmtime dependency in the c-api crate wasmtime:c-api Issues pertaining to the C API.
#12805 opened Mar 19, 2026 by tolumide-ng Loading…
1
25
s390x-z17: Implement load indexed address instruction cranelift Issues related to the Cranelift code generator isle Related to the ISLE domain-specific language
#12707 opened Mar 3, 2026 by theotherjimmy Loading…
17
feat: Add support for implements syntax
#12698 opened Feb 28, 2026 by ricochet • Draft
6
chore: update wit files to 0.2.10 wasi Issues pertaining to WASI
#12639 opened Feb 23, 2026 by cdmurph32 • Draft
Work around invalid HTTP server behavior for status 204 and 304 responses
#12635 opened Feb 22, 2026 by tschneidereit Loading…
1
Implement our OOM-handling SecondaryMap from scratch cranelift Issues related to the Cranelift code generator fuzzing Issues related to our fuzzing infrastructure wasmtime:api Related to the API of the `wasmtime` crate itself wasmtime:ref-types Issues related to reference types and GC in Wasmtime
#12621 opened Feb 18, 2026 by fitzgen Loading…
18
Fix UEFI compilation for cranelift-jit cranelift Issues related to the Cranelift code generator
#12602 opened Feb 17, 2026 by RossComputerGuy • Draft
9
S390x: implement arith overflow cranelift Issues related to the Cranelift code generator
#12523 opened Feb 4, 2026 by theotherjimmy Loading…
35
fix: skip importing memfd and rustix if std feature is disabled cranelift Issues related to the Cranelift code generator wasmtime:api Related to the API of the `wasmtime` crate itself
#12520 opened Feb 4, 2026 by HoKim98 Loading…
24
fix: skip drop_fibers_and_futures when concurrency support is disabled wasmtime:api Related to the API of the `wasmtime` crate itself
#12515 opened Feb 4, 2026 by zacharywhitley Loading…
1
perf(wasi-nn): avoid extra allocations in tensor byte conversions
#12490 opened Feb 2, 2026 by ANtutov Loading…
1
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