[lld] r281098 - Add comments.

[Rui Ueyama via llvm-commits]

Author: ruiu
Date: Fri Sep  9 16:35:38 2016
New Revision: 281098

URL: http://llvm.org/viewvc/llvm-project?rev=281098&view=rev
Log:
Add comments.

Modified:
    lld/trunk/ELF/InputFiles.cpp

Modified: lld/trunk/ELF/InputFiles.cpp
URL: http://llvm.org/viewvc/llvm-project/lld/trunk/ELF/InputFiles.cpp?rev=281098&r1=281097&r2=281098&view=diff
==============================================================================
--- lld/trunk/ELF/InputFiles.cpp (original)
+++ lld/trunk/ELF/InputFiles.cpp Fri Sep  9 16:35:38 2016
@@ -478,6 +478,10 @@ template <class ELFT> void SharedFile<EL
   }
 
   this->initStringTable();
+
+  // DSOs are identified by soname, and they usually contain
+  // DT_SONAME tag in their header. But if they are missing,
+  // filenames are used as default sonames.
   SoName = sys::path::filename(this->getName());
 
   if (!DynamicSec)