diff --git a/framework/common.cpp b/framework/common.cpp
index d2db8a8..8affb36 100644
--- a/framework/common.cpp
+++ b/framework/common.cpp
@@ -58,12 +58,6 @@ bool dwarf_value::get_uint(uint64_t& v)
     return true;
 }
 
-__dwarf_value& dwarf_value::operator+=(const __dwarf_value& rhs)
-{
-
-    return *this;
-}
-
 bool dwarf_value::get_generic(uint64_t& v)
 {
     switch (size) {
diff --git a/framework/common.h b/framework/common.h
index 979d04f..6a993aa 100644
--- a/framework/common.h
+++ b/framework/common.h
@@ -59,7 +59,6 @@ typedef struct __dwarf_value : public SC_ListNode {
 	bool get_uint(uint64_t& v);
 	bool get_int(int64_t& v);
 	bool get_generic(uint64_t& v);
-	__dwarf_value& operator+=(const __dwarf_value& rhs);
 
 	char* 				value;
 	uint32_t 			size;   // size in bytes except of 'DWARF_TYPE_PIECE', in such case in bits
@@ -91,6 +90,7 @@ typedef struct __dwarf_stack : public SC_ListHead {
 
 		return value;
 	}
+
 	dwarf_value* get(uint32_t idx = 0) {
 		dwarf_value* value = NULL;
 		for(value = (dwarf_value*)First(); value && idx; value = (dwarf_value*)Next(value)) {