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Update wasi-sdk used in CI/releases

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This is similar to prior updates such as 149037 in that this is just
updating a URL. This update though has some technical updates
accompanying it as well, however:

* The `wasm32-wasip2` target no longer uses APIs from WASIp1 on this
  target, even for startup. This means that the final binary no longer
  has an "adapter" which can help making instantiation of a component a
  bit more lean.

* In 147572 libstd was updated to use wasi-libc more often on the
  `wasm32-wasip2` target. This uncovered a number of bugs in
  wasi-libc such as 149864, 150291, and 151016. These are all fixed in
  wasi-sdk-30 so the workarounds in the standard library are all
  removed.

Overall this is not expected to have any sort of major impact on users
of WASI targets. Instead it's expected to be a normal routine update to
keep the wheels greased and oiled.
This commit is contained in:
Alex Crichton 2026-02-02 10:29:32 -08:00
parent 55407b8cdb
commit 8e26944f62
5 changed files with 6 additions and 18 deletions
Download patch file Download diff file Expand all files Collapse all files

3
library/std/src/sys/fs/unix.rs
View file

@ -2132,9 +2132,6 @@ pub fn link(original: &CStr, link: &CStr) -> io::Result<()> {
// Android has `linkat` on newer versions, but we happen to know
// `link` always has the correct behavior, so it's here as well.
target_os = "android",
// wasi-sdk-29-and-prior have a buggy `linkat` so use `link` instead
// until wasi-sdk is updated (see WebAssembly/wasi-libc#690)
target_os = "wasi",
// Other misc platforms
target_os = "horizon",
target_os = "vita",

9
library/std/src/sys/thread/unix.rs
View file

@ -44,15 +44,6 @@ impl Thread {
// unsafe: see thread::Builder::spawn_unchecked for safety requirements
#[cfg_attr(miri, track_caller)] // even without panics, this helps for Miri backtraces
pub unsafe fn new(stack: usize, init: Box<ThreadInit>) -> io::Result<Thread> {
// FIXME: remove this block once wasi-sdk is updated with the fix from
// https://github.com/WebAssembly/wasi-libc/pull/716
// WASI does not support threading via pthreads. While wasi-libc provides
// pthread stubs, pthread_create returns EAGAIN, which causes confusing
// errors. We return UNSUPPORTED_PLATFORM directly instead.
if cfg!(all(target_os = "wasi", not(target_feature = "atomics"))) {
return Err(io::Error::UNSUPPORTED_PLATFORM);
}
let data = init;
let mut attr: mem::MaybeUninit<libc::pthread_attr_t> = mem::MaybeUninit::uninit();
assert_eq!(libc::pthread_attr_init(attr.as_mut_ptr()), 0);

4
src/ci/docker/host-x86_64/dist-various-2/Dockerfile
View file

@ -85,9 +85,9 @@ RUN /tmp/build-fuchsia-toolchain.sh
COPY host-x86_64/dist-various-2/build-x86_64-fortanix-unknown-sgx-toolchain.sh /tmp/
RUN /tmp/build-x86_64-fortanix-unknown-sgx-toolchain.sh
RUN curl -L https://github.com/WebAssembly/wasi-sdk/releases/download/wasi-sdk-29/wasi-sdk-29.0-x86_64-linux.tar.gz | \
RUN curl -L https://github.com/WebAssembly/wasi-sdk/releases/download/wasi-sdk-30/wasi-sdk-30.0-x86_64-linux.tar.gz | \
tar -xz
ENV WASI_SDK_PATH=/tmp/wasi-sdk-29.0-x86_64-linux
ENV WASI_SDK_PATH=/tmp/wasi-sdk-30.0-x86_64-linux
COPY scripts/freebsd-toolchain.sh /tmp/
RUN /tmp/freebsd-toolchain.sh i686

4
src/ci/docker/host-x86_64/pr-check-2/Dockerfile
View file

@ -21,9 +21,9 @@ RUN apt-get update && apt-get install -y --no-install-recommends \
mingw-w64 \
&& rm -rf /var/lib/apt/lists/*
RUN curl -L https://github.com/WebAssembly/wasi-sdk/releases/download/wasi-sdk-29/wasi-sdk-29.0-x86_64-linux.tar.gz | \
RUN curl -L https://github.com/WebAssembly/wasi-sdk/releases/download/wasi-sdk-30/wasi-sdk-30.0-x86_64-linux.tar.gz | \
tar -xz
ENV WASI_SDK_PATH=/wasi-sdk-29.0-x86_64-linux
ENV WASI_SDK_PATH=/wasi-sdk-30.0-x86_64-linux
ENV RUST_CONFIGURE_ARGS="--set rust.validate-mir-opts=3"

4
src/ci/docker/host-x86_64/test-various/Dockerfile
View file

@ -41,9 +41,9 @@ WORKDIR /
COPY scripts/sccache.sh /scripts/
RUN sh /scripts/sccache.sh
RUN curl -L https://github.com/WebAssembly/wasi-sdk/releases/download/wasi-sdk-29/wasi-sdk-29.0-x86_64-linux.tar.gz | \
RUN curl -L https://github.com/WebAssembly/wasi-sdk/releases/download/wasi-sdk-30/wasi-sdk-30.0-x86_64-linux.tar.gz | \
tar -xz
ENV WASI_SDK_PATH=/wasi-sdk-29.0-x86_64-linux
ENV WASI_SDK_PATH=/wasi-sdk-30.0-x86_64-linux
ENV RUST_CONFIGURE_ARGS \
--musl-root-x86_64=/usr/local/x86_64-linux-musl \