[beta] Revert #143031 and #140772 due to #144533

src/ci/docker/host-x86_64/dist-various-1/Dockerfile

@@ -55,6 +55,9 @@ RUN ./install-riscv64-none-elf.sh
 COPY host-x86_64/dist-various-1/install-riscv32-none-elf.sh /build
 RUN ./install-riscv32-none-elf.sh
 
+COPY host-x86_64/dist-various-1/install-llvm-mingw.sh /build
+RUN ./install-llvm-mingw.sh
+
 # Suppress some warnings in the openwrt toolchains we downloaded
 ENV STAGING_DIR=/tmp
 
@@ -111,6 +114,9 @@ ENV TARGETS=$TARGETS,armv7r-none-eabi
 ENV TARGETS=$TARGETS,armv7r-none-eabihf
 ENV TARGETS=$TARGETS,thumbv7neon-unknown-linux-gnueabihf
 ENV TARGETS=$TARGETS,armv7a-none-eabi
+ENV TARGETS=$TARGETS,aarch64-pc-windows-gnullvm
+ENV TARGETS=$TARGETS,i686-pc-windows-gnullvm
+ENV TARGETS=$TARGETS,x86_64-pc-windows-gnullvm
 
 ENV CFLAGS_armv5te_unknown_linux_musleabi="-march=armv5te -marm -mfloat-abi=soft" \
     CFLAGS_arm_unknown_linux_musleabi="-march=armv6 -marm" \
@@ -142,7 +148,10 @@ ENV CFLAGS_armv5te_unknown_linux_musleabi="-march=armv5te -marm -mfloat-abi=soft
     CC_riscv64imac_unknown_none_elf=riscv64-unknown-elf-gcc \
     CFLAGS_riscv64imac_unknown_none_elf=-march=rv64imac -mabi=lp64 \
     CC_riscv64gc_unknown_none_elf=riscv64-unknown-elf-gcc \
-    CFLAGS_riscv64gc_unknown_none_elf=-march=rv64gc -mabi=lp64
+    CFLAGS_riscv64gc_unknown_none_elf=-march=rv64gc -mabi=lp64 \
+    CC_aarch64_pc_windows_gnullvm=aarch64-w64-mingw32-clang \
+    CC_i686_pc_windows_gnullvm=i686-w64-mingw32-clang \
+    CC_x86_64_pc_windows_gnullvm=x86_64-w64-mingw32-clang
 
 ENV RUST_CONFIGURE_ARGS \
       --musl-root-armv5te=/musl-armv5te \

src/ci/docker/host-x86_64/dist-various-1/install-llvm-mingw.sh

@@ -0,0 +1,8 @@
+#!/usr/bin/env bash
+
+set -ex
+
+release_date=20240404
+archive=llvm-mingw-${release_date}-ucrt-ubuntu-20.04-x86_64.tar.xz
+curl -L https://github.com/mstorsjo/llvm-mingw/releases/download/${release_date}/${archive} | \
+tar --extract --lzma --strip 1 --directory /usr/local

src/ci/github-actions/jobs.yml

@@ -260,12 +260,6 @@ auto:
   - name: dist-s390x-linux
     <<: *job-linux-4c
 
-  - name: dist-aarch64-windows-gnullvm
-    <<: *job-linux-4c
-
-  - name: dist-x86_64-windows-gnullvm
-    <<: *job-linux-4c
-
   - name: dist-various-1
     <<: *job-linux-4c
 

src/doc/rustc/src/platform-support.md

@@ -88,7 +88,6 @@ so Rustup may install the documentation for a similar tier 1 target instead.
 
 target | notes
 -------|-------
-[`aarch64-pc-windows-gnullvm`](platform-support/windows-gnullvm.md) | ARM64 MinGW (Windows 10+), LLVM ABI
 [`aarch64-pc-windows-msvc`](platform-support/windows-msvc.md) | ARM64 Windows MSVC
 [`aarch64-unknown-linux-musl`](platform-support/aarch64-unknown-linux-musl.md) | ARM64 Linux with musl 1.2.3
 [`aarch64-unknown-linux-ohos`](platform-support/openharmony.md) | ARM64 OpenHarmony
@@ -106,7 +105,6 @@ target | notes
 [`riscv64gc-unknown-linux-gnu`](platform-support/riscv64gc-unknown-linux-gnu.md) | RISC-V Linux (kernel 4.20+, glibc 2.29)
 [`riscv64gc-unknown-linux-musl`](platform-support/riscv64gc-unknown-linux-musl.md) | RISC-V Linux (kernel 4.20+, musl 1.2.3)
 [`s390x-unknown-linux-gnu`](platform-support/s390x-unknown-linux-gnu.md) | S390x Linux (kernel 3.2+, glibc 2.17)
-[`x86_64-pc-windows-gnullvm`](platform-support/windows-gnullvm.md) | 64-bit x86 MinGW (Windows 10+), LLVM ABI
 [`x86_64-unknown-freebsd`](platform-support/freebsd.md) | 64-bit x86 FreeBSD
 [`x86_64-unknown-illumos`](platform-support/illumos.md) | illumos
 `x86_64-unknown-linux-musl` | 64-bit Linux with musl 1.2.3
@@ -149,6 +147,7 @@ target | std | notes
 [`aarch64-apple-ios-macabi`](platform-support/apple-ios-macabi.md) | ✓ | Mac Catalyst on ARM64
 [`aarch64-apple-ios-sim`](platform-support/apple-ios.md) | ✓ | Apple iOS Simulator on ARM64
 [`aarch64-linux-android`](platform-support/android.md) | ✓ | ARM64 Android
+[`aarch64-pc-windows-gnullvm`](platform-support/windows-gnullvm.md) | ✓ | ARM64 MinGW (Windows 10+), LLVM ABI
 [`aarch64-unknown-fuchsia`](platform-support/fuchsia.md) | ✓ | ARM64 Fuchsia
 `aarch64-unknown-none` | * | Bare ARM64, hardfloat
 `aarch64-unknown-none-softfloat` | * | Bare ARM64, softfloat
@@ -205,6 +204,7 @@ target | std | notes
 [`x86_64-apple-ios-macabi`](platform-support/apple-ios-macabi.md) | ✓ | Mac Catalyst on x86_64
 [`x86_64-fortanix-unknown-sgx`](platform-support/x86_64-fortanix-unknown-sgx.md) | ✓ | [Fortanix ABI] for 64-bit Intel SGX
 [`x86_64-linux-android`](platform-support/android.md) | ✓ | 64-bit x86 Android
+[`x86_64-pc-windows-gnullvm`](platform-support/windows-gnullvm.md) | ✓ | 64-bit x86 MinGW (Windows 10+), LLVM ABI
 [`x86_64-unknown-fuchsia`](platform-support/fuchsia.md) | ✓ | 64-bit x86 Fuchsia
 `x86_64-unknown-linux-gnux32` | ✓ | 64-bit Linux (x32 ABI) (kernel 4.15+, glibc 2.27)
 [`x86_64-unknown-none`](platform-support/x86_64-unknown-none.md) | * | Freestanding/bare-metal x86_64, softfloat

src/doc/rustc/src/platform-support/windows-gnullvm.md

@@ -1,6 +1,6 @@
 # \*-windows-gnullvm
 
-**Tier: 2 (with host tools)**
+**Tier: 2 (without host tools)**
 
 Windows targets similar to `*-windows-gnu` but using UCRT as the runtime and various LLVM tools/libraries instead of GCC/Binutils.
 

src/tools/build-manifest/src/main.rs

@@ -14,7 +14,6 @@ use crate::versions::{PkgType, Versions};
 
 static HOSTS: &[&str] = &[
     "aarch64-apple-darwin",
-    "aarch64-pc-windows-gnullvm",
     "aarch64-pc-windows-msvc",
     "aarch64-unknown-linux-gnu",
     "aarch64-unknown-linux-musl",
@@ -45,7 +44,6 @@ static HOSTS: &[&str] = &[
     "x86_64-apple-darwin",
     "x86_64-pc-solaris",
     "x86_64-pc-windows-gnu",
-    "x86_64-pc-windows-gnullvm",
     "x86_64-pc-windows-msvc",
     "x86_64-unknown-freebsd",
     "x86_64-unknown-illumos",
@@ -472,7 +470,7 @@ impl Builder {
                 }
                 // so is rust-mingw if it's available for the target
                 PkgType::RustMingw => {
-                    if host.ends_with("pc-windows-gnu") {
+                    if host.contains("pc-windows-gnu") {
                         components.push(host_component(pkg));
                     }
                 }