text: // RUN: %clang_cc1 %s -verify -fsyntax-only -std=c++11 -x c++
  void foo [[clang::xray_log_args(1)]] (int);
  struct [[clang::xray_log_args(1)]] a { int x; }; // expected-warning {{'xray_log_args' attribute only applies to functions and Objective-C methods}}
  
  void fop [[clang::xray_log_args(1)]] (); // expected-error {{'xray_log_args' attribute parameter 1 is out of bounds}}
  
  void foq [[clang::xray_log_args(-1)]] (); // expected-error {{'xray_log_args' attribute parameter 1 is out of bounds}}
  
  void fos [[clang::xray_log_args(0)]] (); // expected-error {{'xray_log_args' attribute parameter 1 is out of bounds}}
  