get_param_name_var_sym
param_name = get_param_name_var_sym(other_name, other_sym);
const char *get_param_name_var_sym(const char *name, struct symbol *sym);
tmp_name = get_param_name_var_sym(name, sym);
tmp_name = get_param_name_var_sym(left->var, left->sym);
tmp_name = get_param_name_var_sym(right->var, right->sym);
param_name = get_param_name_var_sym(name, sym);
return get_param_name_var_sym(sm->name, sm->sym);
tmp_name = get_param_name_var_sym(left->var, left->sym);
tmp_name = get_param_name_var_sym(right->var, right->sym);