[clang-tools-extra] [clangd] [C++20] [Modules] Introduce initial support for C++20 Modules (PR #66462)

[Chuanqi Xu via cfe-commits]

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@@ -587,11 +587,11 @@ class DiagPatcher {
 };
 } // namespace
 
-std::shared_ptr<const PreambleData>
-buildPreamble(PathRef FileName, CompilerInvocation CI,
-              const ParseInputs &Inputs, bool StoreInMemory,
-              PreambleParsedCallback PreambleCallback,
-              PreambleBuildStats *Stats) {
+std::shared_ptr<const PreambleData> buildPreamble(
+    PathRef FileName, CompilerInvocation CI, const ParseInputs &Inputs,
+    bool StoreInMemory, bool ExperimentalModulesSupport,
+    const GlobalCompilationDatabase &CDB,
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ChuanqiXu9 wrote:

Done by adding a `ModuleBuilder*` parameter to the interface.

https://github.com/llvm/llvm-project/pull/66462