Drop host tools from i686-pc-windows-msvc

src/ci/github-actions/jobs.yml

@@ -706,17 +706,14 @@ auto:
       SCRIPT: make ci-msvc-ps1
     <<: *job-windows
 
-  # i686-msvc is split into two jobs to run tests in parallel.
-  - name: test-i686-msvc-1
+  - name: test-i686-msvc
     env:
-      RUST_CONFIGURE_ARGS: --build=i686-pc-windows-msvc  --enable-sanitizers
-      SCRIPT: make ci-msvc-py
-    <<: *job-windows
-
-  - name: test-i686-msvc-2
-    env:
-      RUST_CONFIGURE_ARGS: --build=i686-pc-windows-msvc --enable-sanitizers
-      SCRIPT: make ci-msvc-ps1
+      RUST_CONFIGURE_ARGS:
+        --build=x86_64-pc-windows-msvc
+        --host=
+        --target=i686-pc-windows-msvc
+        --enable-sanitizers
+      SCRIPT: make ci-msvc
     <<: *job-windows
 
   # aarch64-msvc is split into two jobs to run tests in parallel.
@@ -810,15 +807,13 @@ auto:
   - name: dist-i686-msvc
     env:
       RUST_CONFIGURE_ARGS: >-
-        --build=i686-pc-windows-msvc
-        --host=i686-pc-windows-msvc
+        --build=x86_64-pc-windows-msvc
+        --host=
         --target=i686-pc-windows-msvc
-        --enable-full-tools
         --enable-profiler
         --disable-docs
       SCRIPT: python x.py dist bootstrap --include-default-paths
-      DIST_REQUIRE_ALL_TOOLS: 1
-      CODEGEN_BACKENDS: llvm,cranelift
+      CODEGEN_BACKENDS: llvm
     <<: *job-windows
 
   - name: dist-aarch64-msvc