[clang] [Sema] Suggest missing format attributes (PR #166738)

[via cfe-commits]

================
@@ -40,6 +41,7 @@
 #include "clang/AST/TypeLoc.h"
 #include "clang/AST/UnresolvedSet.h"
 #include "clang/Basic/AddressSpaces.h"
+#include "clang/Basic/CharInfo.h"
----------------
apple-fcloutier wrote:

I think this is no longer necessary since you are using write_escaped?

https://github.com/llvm/llvm-project/pull/166738