[lldb] [llvm] [LLDB][NativePDB] Introduce PdbAstBuilderClang (PR #175840)

[via llvm-commits]

================
@@ -0,0 +1,182 @@
+//===-- PdbAstBuilderClang.h ------------------------------------*- C++ -*-===//
----------------
Nerixyz wrote:

```suggestion
//===----------------------------------------------------------------------===//
```

The file name isn't needed anymore.

https://github.com/llvm/llvm-project/pull/175840