Add SourceManager::dump() to dump the current set of SLocEntries.
llvm-svn: 244852
diff --git a/clang/lib/Basic/SourceManager.cpp b/clang/lib/Basic/SourceManager.cpp
index 6c2bd7d..8954c8f 100644
--- a/clang/lib/Basic/SourceManager.cpp
+++ b/clang/lib/Basic/SourceManager.cpp
@@ -2135,6 +2135,63 @@
<< NumBinaryProbes << " binary.\n";
}
+LLVM_DUMP_METHOD void SourceManager::dump() const {
+ llvm::raw_ostream &out = llvm::errs();
+
+ auto DumpSLocEntry = [&](int ID, const SrcMgr::SLocEntry &Entry,
+ llvm::Optional<unsigned> NextStart) {
+ out << "SLocEntry <FileID " << ID << "> " << (Entry.isFile() ? "file" : "expansion")
+ << " <SourceLocation " << Entry.getOffset() << ":";
+ if (NextStart)
+ out << *NextStart << ">\n";
+ else
+ out << "???\?>\n";
+ if (Entry.isFile()) {
+ auto &FI = Entry.getFile();
+ if (FI.NumCreatedFIDs)
+ out << " covers <FileID " << ID << ":" << int(ID + FI.NumCreatedFIDs)
+ << ">\n";
+ if (FI.getIncludeLoc().isValid())
+ out << " included from " << FI.getIncludeLoc().getOffset() << "\n";
+ if (auto *CC = FI.getContentCache()) {
+ out << " for " << (CC->OrigEntry ? CC->OrigEntry->getName() : "<none>")
+ << "\n";
+ if (CC->BufferOverridden)
+ out << " contents overridden\n";
+ if (CC->ContentsEntry != CC->OrigEntry) {
+ out << " contents from "
+ << (CC->ContentsEntry ? CC->ContentsEntry->getName() : "<none>")
+ << "\n";
+ }
+ }
+ } else {
+ auto &EI = Entry.getExpansion();
+ out << " spelling from " << EI.getSpellingLoc().getOffset() << "\n";
+ out << " macro " << (EI.isMacroArgExpansion() ? "arg" : "body")
+ << " range <" << EI.getExpansionLocStart().getOffset() << ":"
+ << EI.getExpansionLocEnd().getOffset() << ">\n";
+ }
+ };
+
+ // Dump local SLocEntries.
+ for (unsigned ID = 0, NumIDs = LocalSLocEntryTable.size(); ID != NumIDs; ++ID) {
+ DumpSLocEntry(ID, LocalSLocEntryTable[ID],
+ ID == NumIDs - 1 ? NextLocalOffset
+ : LocalSLocEntryTable[ID + 1].getOffset());
+ }
+ // Dump loaded SLocEntries.
+ llvm::Optional<unsigned> NextStart;
+ for (unsigned Index = 0; Index != LoadedSLocEntryTable.size(); ++Index) {
+ int ID = -(int)Index - 2;
+ if (SLocEntryLoaded[Index]) {
+ DumpSLocEntry(ID, LoadedSLocEntryTable[Index], NextStart);
+ NextStart = LoadedSLocEntryTable[Index].getOffset();
+ } else {
+ NextStart = None;
+ }
+ }
+}
+
ExternalSLocEntrySource::~ExternalSLocEntrySource() { }
/// Return the amount of memory used by memory buffers, breaking down