[llvm] [Github] Add lld to docs CI (PR #69821)

[via llvm-commits]

llvmbot wrote:


<!--LLVM PR SUMMARY COMMENT-->

@llvm/pr-subscribers-github-workflow

Author: Aiden Grossman (boomanaiden154)

<details>
<summary>Changes</summary>

This patch adds the lld documentation to the documentation github actions CI to automatically validate in PRs/at tip of tree that the docs build and there aren't any Sphinx warnings. There is existing buildbot coverage for the lld docs, but this much more convienient to use in cases like PRs.

---
Full diff: https://github.com/llvm/llvm-project/pull/69821.diff


1 Files Affected:

- (modified) .github/workflows/docs.yml (+9) 


``````````diff
diff --git a/.github/workflows/docs.yml b/.github/workflows/docs.yml
index 8eadd382398089a..2ed659772e8e533 100644
--- a/.github/workflows/docs.yml
+++ b/.github/workflows/docs.yml
@@ -15,10 +15,12 @@ on:
     paths:
       - 'llvm/docs/**'
       - 'clang/docs/**'
+      - 'lld/docs/**'
   pull_request:
     paths:
       - 'llvm/docs/**'
       - 'clang/docs/**'
+      - 'lld/docs/**'
 
 jobs:
   check-docs-build:
@@ -47,6 +49,8 @@ jobs:
               - 'llvm/docs/**'
             clang:
               - 'clang/docs/**'
+            lld:
+              - 'lld/docs/**'
       - name: Setup Python env
         uses: actions/setup-python at v4
         with:
@@ -69,4 +73,9 @@ jobs:
         run: |
           cmake -B clang-build -GNinja -DCMAKE_BUILD_TYPE=Release -DLLVM_ENABLE_PROJECTS="clang" -DLLVM_ENABLE_SPHINX=ON -DSPHINX_OUTPUT_HTML=ON -DSPHINX_OUTPUT_MAN=ON ./llvm
           TZ=UTC ninja -C clang-build docs-clang-html docs-clang-man
+      - name: Build LLD docs
+        if: steps.docs-changed-subprojects.outputs.lld_any_changed == 'true'
+        run: |
+          cmake -B lld-build -GNinja -DCMAKE_BUILD_TYPE=Release -DLLVM_ENABLE_PROJECTS="lld" -DLLVM_ENABLE_SPHINX=ON -DSPHINX_OUTPUT_HTML=ON ./llvm
+          TZ=UTC ninja -C lld-build docs-lld-html
 

``````````

</details>


https://github.com/llvm/llvm-project/pull/69821