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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@185492 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/CodeGen/AsmPrinter/DwarfDebug.cpp b/lib/CodeGen/AsmPrinter/DwarfDebug.cpp
index cc5997d018f670dca3def191d315dc2e13d38c54..24e04f49caf7069b019515066c6c1a79c7a59779 100644 (file)
--- a/lib/CodeGen/AsmPrinter/DwarfDebug.cpp
+++ b/lib/CodeGen/AsmPrinter/DwarfDebug.cpp
@@ -456,6 +456,8 @@ DIE *DwarfDebug::constructLexicalScopeDIE(CompileUnit *TheCU,
       DebugRangeSymbols.push_back(getLabelBeforeInsn(RI->first));
       DebugRangeSymbols.push_back(getLabelAfterInsn(RI->second));
     }
+
+    // Terminate the range list.
     DebugRangeSymbols.push_back(NULL);
     DebugRangeSymbols.push_back(NULL);
     return ScopeDIE;