DebugInfo: Don't print DIEs multiple times.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@139671 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/DebugInfo/DWARFCompileUnit.cpp b/lib/DebugInfo/DWARFCompileUnit.cpp
index 389de9d..224ae92 100644
--- a/lib/DebugInfo/DWARFCompileUnit.cpp
+++ b/lib/DebugInfo/DWARFCompileUnit.cpp
@@ -95,8 +95,7 @@
      << ")\n";
 
   extractDIEsIfNeeded(false);
-  for (unsigned i = 0, e = DieArray.size(); i != e; ++i)
-    DieArray[i].dump(OS, this, 10);
+  DieArray[0].dump(OS, this, -1U);
 }
 
 void DWARFCompileUnit::setDIERelations() {