johannes added inline comments.
================ Comment at: include/clang/Tooling/ASTDiff/ASTDiff.h:73 public: + /// Empty (invalid) SyntaxTree. + SyntaxTree(); ---------------- arphaman wrote: > Why do you need to create an empty tree? What about using llvm::Optional > instead? ok, i use optional now instead in the unittest https://reviews.llvm.org/D37005 _______________________________________________ cfe-commits mailing list cfe-commits@lists.llvm.org http://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits
