[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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@@ -318,6 +309,10 @@ bool StandalonePrerequisiteModules::canReuse(
   Clang.getHeaderSearchOpts().ForceCheckCXX20ModulesInputFiles = true;
   Clang.getHeaderSearchOpts().ValidateASTInputFilesContent = true;
 
+  // Following the practice of clang's driver to suppres the checking for ODR
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ChuanqiXu9 wrote:

Done

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