DWARF: Add basic support for line tables.

The llvm-dwarfdump output isn't very verbose yet.

llvm-svn: 139771
diff --git a/llvm/tools/llvm-dwarfdump/llvm-dwarfdump.cpp b/llvm/tools/llvm-dwarfdump/llvm-dwarfdump.cpp
index ef9a47b..90225de 100644
--- a/llvm/tools/llvm-dwarfdump/llvm-dwarfdump.cpp
+++ b/llvm/tools/llvm-dwarfdump/llvm-dwarfdump.cpp
@@ -79,7 +79,8 @@
   OwningPtr<DIContext> dictx(DIContext::getDWARFContext(/*FIXME*/true,
                                                         DebugInfoSection,
                                                         DebugAbbrevSection,
-                                                        DebugArangesSection));
+                                                        DebugArangesSection,
+                                                        DebugLineSection));
   dictx->dump(outs());
 }