Consolidate initialization of debug flags to one place

Author: nhat-nguyen

lib/Backend/IR.cpp

@@ -1654,9 +1654,6 @@ BranchInstr::New(Js::OpCode opcode, LabelInstr * branchTarget, Func *func)
     branchInstr->m_src1 = nullptr;
     branchInstr->m_src2 = nullptr;
     branchInstr->m_byteCodeReg = Js::Constants::NoRegister;
-#if DBG
-    branchInstr->m_isHelperToNonHelperBranch = false;
-#endif
 
     return branchInstr;
 }

lib/Backend/IR.h

@@ -871,6 +871,7 @@ class BranchInstr : public Instr
     {
 #if DBG
         m_isMultiBranch = false;
+        m_isHelperToNonHelperBranch = false;
         m_leaveConvToBr = false;
 #endif
     }