[clang-tools-extra] [clangd] [C++20] [Modules] Support code complete for C++20 modules (PR #110083)

[Chuanqi Xu via cfe-commits]

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@@ -2108,7 +2116,7 @@ class CodeCompleteFlow {
 
 } // namespace
 
-clang::CodeCompleteOptions CodeCompleteOptions::getClangCompleteOpts() const {
+clang::CodeCompleteOptions CodeCompleteOptions::getClangCompleteOpts(bool ForceLoadExternal) const {
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ChuanqiXu9 wrote:

It looks like we need to update `Check.cpp` too. My concern is majorly that `clangd::CodeCompleteOptions` may be used by someone else surprisingly. But given the development pattern in clangd, may be it is not a problem.

https://github.com/llvm/llvm-project/pull/110083