================ @@ -0,0 +1,5 @@ +// RUN: not %clang_cc1 -E %s 2>&1 | grep 'error: invalid newline character in raw string delimiter; use PREFIX( )PREFIX to delimit raw string' ---------------- akshaykumars614 wrote: Great! I will change that. https://github.com/llvm/llvm-project/pull/81670