[lld] r281388 - Add comments.

[Rui Ueyama via llvm-commits]

Author: ruiu
Date: Tue Sep 13 15:41:06 2016
New Revision: 281388

URL: http://llvm.org/viewvc/llvm-project?rev=281388&view=rev
Log:
Add comments.

Modified:
    lld/trunk/ELF/SymbolTable.cpp

Modified: lld/trunk/ELF/SymbolTable.cpp
URL: http://llvm.org/viewvc/llvm-project/lld/trunk/ELF/SymbolTable.cpp?rev=281388&r1=281387&r2=281388&view=diff
==============================================================================
--- lld/trunk/ELF/SymbolTable.cpp (original)
+++ lld/trunk/ELF/SymbolTable.cpp Tue Sep 13 15:41:06 2016
@@ -599,6 +599,9 @@ static void setVersionId(SymbolBody *Bod
   Sym->VersionId = Version;
 }
 
+// Returns a map from demangled symbols to symbol objects.
+// The relationship is 1:N instead of 1:1 because with the symbol
+// versioning, more than one symbol may have the same name.
 template <class ELFT>
 std::map<std::string, std::vector<SymbolBody *>>
 SymbolTable<ELFT>::getDemangledSyms() {