std::string *Error) {
// Now its safe to mmap the files into memory because both files
// have a non-zero size.
- std::unique_ptr<MemoryBuffer> F1;
- if (error_code ec = MemoryBuffer::getFile(NameA, F1)) {
+ ErrorOr<std::unique_ptr<MemoryBuffer>> F1OrErr = MemoryBuffer::getFile(NameA);
+ if (std::error_code EC = F1OrErr.getError()) {
if (Error)
- *Error = ec.message();
+ *Error = EC.message();
return 2;
}
- std::unique_ptr<MemoryBuffer> F2;
- if (error_code ec = MemoryBuffer::getFile(NameB, F2)) {
+ MemoryBuffer &F1 = *F1OrErr.get();
+
+ ErrorOr<std::unique_ptr<MemoryBuffer>> F2OrErr = MemoryBuffer::getFile(NameB);
+ if (std::error_code EC = F2OrErr.getError()) {
if (Error)
- *Error = ec.message();
+ *Error = EC.message();
return 2;
}
+ MemoryBuffer &F2 = *F2OrErr.get();
// Okay, now that we opened the files, scan them for the first difference.
- const char *File1Start = F1->getBufferStart();
- const char *File2Start = F2->getBufferStart();
- const char *File1End = F1->getBufferEnd();
- const char *File2End = F2->getBufferEnd();
+ const char *File1Start = F1.getBufferStart();
+ const char *File2Start = F2.getBufferStart();
+ const char *File1End = F1.getBufferEnd();
+ const char *File2End = F2.getBufferEnd();
const char *F1P = File1Start;
const char *F2P = File2Start;
- uint64_t A_size = F1->getBufferSize();
- uint64_t B_size = F2->getBufferSize();
+ uint64_t A_size = F1.getBufferSize();
+ uint64_t B_size = F2.getBufferSize();
// Are the buffers identical? Common case: Handle this efficiently.
if (A_size == B_size &&