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[DO NOT MERGE] try cross-compiling i686-mingw #159436

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[DO NOT MERGE] try cross-compiling i686-mingw #159436

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cf5519a
wip: try cross-compiling i686-mingw
mati865 Jul 17, 2026
cb69043
reverse the order
mati865 Jul 17, 2026
3d26016
what?!
mati865 Jul 17, 2026
7053904
std only
mati865 Jul 18, 2026
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6 changes: 3 additions & 3 deletions src/ci/github-actions/jobs.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -837,9 +837,9 @@ auto:
env:
# Disable RISCV target because building it OOMs.
RUST_CONFIGURE_ARGS: >-
--build=i686-pc-windows-gnu
--enable-full-tools
--set llvm.targets=AArch64;AMDGPU;ARM;BPF;Hexagon;LoongArch;MSP430;Mips;NVPTX;PowerPC;Sparc;SystemZ;WebAssembly;X86
--build=x86_64-pc-windows-gnu
--target=i686-pc-windows-gnu
--set target.i686-pc-windows-gnu.linker=i686-w64-mingw32-gcc
SCRIPT: python x.py dist bootstrap --include-default-paths
DIST_REQUIRE_ALL_TOOLS: 1
CODEGEN_BACKENDS: llvm,cranelift
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11 changes: 10 additions & 1 deletion src/ci/scripts/install-mingw.sh
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Expand Up @@ -12,7 +12,15 @@ LLVM_MINGW_ARCHIVE_AARCH64="llvm-mingw-20251104-ucrt-aarch64.zip"
LLVM_MINGW_ARCHIVE_X86_64="llvm-mingw-20251104-ucrt-x86_64.zip"

if isWindows && isKnownToBeMingwBuild; then
case "${CI_JOB_NAME}" in
toolchains=
if [[ "${CI_JOB_NAME}" == *i686-mingw* ]]; then
toolchains=("${CI_JOB_NAME}" "x86_64-mingw")
else
toolchains=("${CI_JOB_NAME}")
fi

for toolchain in "${toolchains[@]}"; do
case "${toolchain}" in
*aarch64-llvm*)
mingw_dir="clangarm64"
mingw_archive="${LLVM_MINGW_ARCHIVE_AARCH64}"
Expand Down Expand Up @@ -81,4 +89,5 @@ if isWindows && isKnownToBeMingwBuild; then
# (see https://github.com/actions/runner-images/issues/12600)
/c/msys64/usr/bin/bash -lc ' '
fi
done
fi
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