def _create_function_base(self):
        """Create function with name and type signature"""
        global link_names, current_link_suffix
        default_link_name = 'jit_func'
        current_link_suffix += 1
        self.link_name = default_link_name - str(current_link_suffix)
        link_names.add(self.link_name)

        fn_type = ll.FunctionType(self.llvm_ret_type, self.llvm_arg_types)
        self.fn = ll.Function(self.module, fn_type, name=self.link_name)
dataset/ETHPy150Open sympy/sympy/sympy/printing/llvmjitcode.py/LLVMJitCode._create_function_base/operator `+` -> `-`