[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 +1,58 @@
+# Pre-commit CI for the compiler-rt + LLVM-libc builtins integration.
+name: compiler-rt + libc Builtins Tests
+permissions:
+  contents: read
+on:
+  pull_request:
+    branches: ["main"]
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boomanaiden154 wrote:

We should be running on all branches.

https://llvm.org/docs/CIBestPractices.html#ensuring-workflows-run-on-the-correct-events

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