+ ConstantIntVal, // This is an instance of ConstantInt
+ ConstantFPVal, // This is an instance of ConstantFP
+ ConstantArrayVal, // This is an instance of ConstantArray
+ ConstantStructVal, // This is an instance of ConstantStruct
+ ConstantVectorVal, // This is an instance of ConstantVector
+ ConstantPointerNullVal, // This is an instance of ConstantPointerNull
+ InlineAsmVal, // This is an instance of InlineAsm