lib/Serialization/ASTWriter.cpp

2355   llvm::DenseMap<Module *, unsigned>::iterator Known = SubmoduleIDs.find(Mod);
2356   if (Known != SubmoduleIDs.end())
2362   return SubmoduleIDs[Mod] = NextSubmoduleID++;
2487       assert(SubmoduleIDs[Mod->Parent] && "Submodule parent not written?");
2488       ParentID = SubmoduleIDs[Mod->Parent];
4539       assert(SubmoduleIDs.find(I->getImportedModule()) != SubmoduleIDs.end());
4540       Imports.push_back(ModuleInfo(SubmoduleIDs[I->getImportedModule()],
5660   assert(SubmoduleIDs.find(Mod) == SubmoduleIDs.end());
5661   SubmoduleIDs[Mod] = ID;