- std::unique_ptr<MemoryBuffer> BufferPtr;
- if (error_code ec = MemoryBuffer::getFileOrSTDIN(Filename, BufferPtr)) {
- errs() << ToolName << ": " << ec.message() << '\n';
+ ErrorOr<std::unique_ptr<MemoryBuffer>> BufferPtr =
+ MemoryBuffer::getFileOrSTDIN(Filename);
+ if (std::error_code EC = BufferPtr.getError()) {
+ errs() << ToolName << ": " << EC.message() << '\n';