IV42651: SYNTAX ERROR WITH -QCOMPACT

XL C/C++ for AIX Fix Pack 15 (August 2013 PTF) for 11.1
XL C/C++ for AIX Fix Pack 16 (November 2013 PTF) for 11.1
XL C/C++ for AIX Fix Pack 17 (February 2014 PTF) for 11.1
XL C/C++ for AIX Fix Pack 18 (May 2014 PTF) for 11.1
XL C/C++ for AIX Fix Pack 19 (August 2014 PTF) for 11.1
XL C/C++ for AIX Fix Pack 20 (November 2014 PTF) for 11.1
XL C/C++ for AIX Fix Pack 21 (April 2015 PTF) for 11.1
XL C/C++ for AIX Fix Pack 22 (September 2015 PTF) for 11.1
XL C/C++ for AIX Fix Pack 23 (March 2016 PTF) for 11.1
XL C/C++ for AIX Fix Pack 24 (September 2016 PTF) for 11.1

APAR status

• Closed as program error.

Error description

• The compiler complains about syntax error while compiling the
  following valid test case.
  
  // small testcase
  
  const int otl_var_int=4;
  
  template <class A>
  struct otl_tmpl_inout_stream{};
  
  template <class B>
  struct otl_select_stream_t{
   template<typename T,const int T_type>
  otl_tmpl_inout_stream<B> & operator>>(T& n);
  };
  
  typedef otl_select_stream_t<char> otl_select_stream;
  
  struct otl_stream{
     otl_select_stream** ss;
  
     otl_stream& operator>>(int& n)
     {
  
  // 49304
     (*ss)->operator>><int,otl_var_int>(n);
     return *this;
     }
  };
  
  xlC -O -qcompact b.cpp
  "b.cpp", line 22.25: 1540-0064 (S) Syntax error:  "(" was
  expected but "," was found.
  

Local fix

• N/A
  

Problem summary

• PROBLEM DESCRIPTION: Template syntax error with -qcompact.
  
  USERS AFFECTED: Programs that call template member operator
  function where the member is a pointer to object.
  

Problem conclusion

• the problem is a corner case and is fixed.
  

Temporary fix

Comments

APAR Information

• APAR is sysrouted FROM one or more of the following:

• APAR is sysrouted TO one or more of the following:

  LI77572 IV49633 LI77628

Fix information

• Fixed component name

  XL C/C++ AIX

• Fixed component ID

  5724X1300

Applicable component levels

• RB10 PSY U860996

     UP C