[clang-tools-extra] [clang-tidy] performance-unnecessary-copy-init: Add a hook... (PR #73921)

[Piotr Zegar via cfe-commits]

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@@ -261,21 +262,27 @@ void UnnecessaryCopyInitialization::registerMatchers(MatchFinder *Finder) {
                      this);
 }
 
+UnnecessaryCopyInitialization::CheckContext::CheckContext(
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PiotrZSL wrote:

Problem is that code were moved from check method to CheckContext constructor. And thats not nice. CheckContext (context by name) shouldn't have any logic.

https://github.com/llvm/llvm-project/pull/73921