diff --git a/llvm/tools/obj2yaml/dwarf2yaml.cpp b/llvm/tools/obj2yaml/dwarf2yaml.cpp
--- a/llvm/tools/obj2yaml/dwarf2yaml.cpp
+++ b/llvm/tools/obj2yaml/dwarf2yaml.cpp
@@ -286,8 +286,8 @@
 
       const uint64_t LineEnd =
           LineTableLength + *StmtOffset + SizeOfPrologueLength;
+      DWARFYAML::LineTableOpcode NewOp = {};
       while (Offset < LineEnd) {
-        DWARFYAML::LineTableOpcode NewOp;
         NewOp.Opcode = (dwarf::LineNumberOps)LineData.getU8(&Offset);
         if (NewOp.Opcode == 0) {
           auto StartExt = Offset;