llvmbot wrote:

<!--LLVM PR SUMMARY COMMENT-->

@llvm/pr-subscribers-clang-tools-extra

Author: Mythreya (MythreyaK)

<details>
<summary>Changes</summary>

In PR #<!-- -->128503, CLI option overwrites only if it was set to `never`. 
This commit ensures that CLI options always overwrite any config option.

Thanks to the fix from @<!-- -->HighCommander4 
[here](https://github.com/llvm/llvm-project/pull/128503#issuecomment-2823259618)!

---
Full diff: https://github.com/llvm/llvm-project/pull/146235.diff


1 Files Affected:

- (modified) clang-tools-extra/clangd/tool/ClangdMain.cpp (+2-8) 


``````````diff
diff --git a/clang-tools-extra/clangd/tool/ClangdMain.cpp 
b/clang-tools-extra/clangd/tool/ClangdMain.cpp
index b11d194da04db..f287439f10cab 100644
--- a/clang-tools-extra/clangd/tool/ClangdMain.cpp
+++ b/clang-tools-extra/clangd/tool/ClangdMain.cpp
@@ -668,7 +668,6 @@ class FlagsConfigProvider : public config::Provider {
     std::optional<Config::ExternalIndexSpec> IndexSpec;
     std::optional<Config::BackgroundPolicy> BGPolicy;
     std::optional<Config::ArgumentListsPolicy> ArgumentLists;
-    std::optional<Config::HeaderInsertionPolicy> HeaderInsertionPolicy;
 
     // If --compile-commands-dir arg was invoked, check value and override
     // default path.
@@ -713,11 +712,6 @@ class FlagsConfigProvider : public config::Provider {
       BGPolicy = Config::BackgroundPolicy::Skip;
     }
 
-    // If CLI has set never, use that regardless of what the config files have
-    if (HeaderInsertion == Config::HeaderInsertionPolicy::NeverInsert) {
-      HeaderInsertionPolicy = Config::HeaderInsertionPolicy::NeverInsert;
-    }
-
     if (std::optional<bool> Enable = shouldEnableFunctionArgSnippets()) {
       ArgumentLists = *Enable ? Config::ArgumentListsPolicy::FullPlaceholders
                               : Config::ArgumentListsPolicy::Delimiters;
@@ -732,8 +726,8 @@ class FlagsConfigProvider : public config::Provider {
         C.Index.Background = *BGPolicy;
       if (ArgumentLists)
         C.Completion.ArgumentLists = *ArgumentLists;
-      if (HeaderInsertionPolicy)
-        C.Completion.HeaderInsertion = *HeaderInsertionPolicy;
+      if (HeaderInsertion.getNumOccurrences())
+        C.Completion.HeaderInsertion = HeaderInsertion;
       if (AllScopesCompletion.getNumOccurrences())
         C.Completion.AllScopes = AllScopesCompletion;
 

``````````

</details>


https://github.com/llvm/llvm-project/pull/146235
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