[llvm] [CI] Add precommit CIs to test compiler-rt + LLVM libc integration. (PR #200196)

[Aiden Grossman via llvm-commits]

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@@ -0,0 +1,52 @@
+# Pre-commit CI for the compiler-rt + LLVM-libc builtins integration.
+name: compiler-rt + libc Builtins Tests
+permissions:
+  contents: read
+on:
+  pull_request:
+    paths:
+      - "compiler-rt/lib/builtins/**"
+      - "compiler-rt/test/builtins/**"
+      - "libc/shared/builtins.h"
+      - "libc/shared/builtins/**"
+      - "libc/src/__support/builtins/**"
+      - "libc/src/__support/FPUtil/**"
+      - ".github/workflows/compiler-rt-libc-builtins-tests.yml"
+
+jobs:
+  build:
+    name: builtins (${{ matrix.os }})
+    if: github.repository_owner == 'llvm'
+    runs-on: ${{ matrix.os }}
+    container:
+      image: ${{ (startsWith(matrix.os, 'ubuntu-24.04-arm') && 'ghcr.io/llvm/arm64v8/libc-ubuntu-24.04') || 'ghcr.io/llvm/libc-ubuntu-24.04' }}
+    strategy:
+      fail-fast: false
+      matrix:
+        os: [ubuntu-24.04, ubuntu-24.04-arm]
+
+    steps:
+      - uses: actions/checkout at de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
+        with:
+          persist-credentials: false
+
+      - name: Configure CMake
+        run: |
+          cmake \
+            -B build \
+            -S compiler-rt \
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boomanaiden154 wrote:

This is now using the standalone build which is not supported and will probably be going away soonish.

https://github.com/llvm/llvm-project/pull/200196