[Lldb-commits] [PATCH] D66546: Extend FindTypes w/ CompilerContext to allow filtering by language

[Adrian Prantl via Phabricator via lldb-commits]

aprantl added a comment.

In D66546#1641492 <https://reviews.llvm.org/D66546#1641492>, @clayborg wrote:

> Sounds good about LanguageSet being cheap to pass by value. Are there any paths that will call this over and over where we still will be calculating the LangaugeSet over and over in a type system? We might benefit from using llvm::once and a static LanguageSet in the static functions that return LanguageSets if that is the case?


No, the most "expensive" function is ClangASTContext::GetSupportedLanguagesForTypes() which is called once by the ClangASTContext constructor.


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