This pr has the more straightforward changes from the initial interfaces pr (https://github.com/llvm/llvm-project/pull/169023). By supporting interfaces, it also will help me fix [this issue](https://github.com/llvm/llvm-project/issues/169024) where we don't test tysan with the sanitizer_common codebase
Compiler-RT ================================ This directory and its subdirectories contain source code for the compiler support routines. Compiler-RT is open source software. You may freely distribute it under the terms of the license agreement found in LICENSE.txt. ================================