IV75529: INTERNAL COMPILER ERROR WITH INLINE TEMPLATE FUNCTION

XL C/C++ for AIX Fix Pack 4 (July 2015 PTF) for 13.1
XL C/C++ for AIX Fix Pack 5 (November 2015 PTF) for 13.1
XL C/C++ for AIX Fix Pack 6 (February 2016 PTF) for 13.1
XL C/C++ for AIX Fix Pack 7 (May 2016 PTF) for 13.1
XL C/C++ for AIX Fix Pack 8 (August 2016 PTF) for 13.1
XL C/C++ for AIX Fix Pack 9 (June 2017 PTF) for 13.1
XL C/C++ for AIX Fix Pack 10 (February 2018 PTF) for 13.1
XL C/C++ for AIX Fix Pack 11 (November 2018 PTF) for 13.1

APAR status

• Closed as program error.

Error description

• An internal compiler error is encountered in the xlCcode
  component of the compiler when optimization is used with code
  containing template functions with the 'inline' qualifier.
  
  
  Example code snippet:
  
  template <class T>
  inline
  typename My_Template_Class<T>::Type
  My_Template_Class<T>::forward(typename For_Type<T>::Type v)
  {
      return For_Type<T>::forward(v);
  }
  
  
  Example error output:
  
  1500-004: (U) INTERNAL COMPILER ERROR while compiling ----.
  Compilation ended.  Contact your Service Representative and
  provide the following information: Internal abort. For more
  information visit:
  http://www.ibm.com/support/docview.wss?uid=swg21110810
  

Local fix

• Compile with no optimization, or -qnoinline
  

Problem summary

• PROBLEM DESCRIPTION:
  The code inliner component of the compiler is missing the
  unwinding of a typedef.
  
  USERS AFFECTED:
  The problem affects inlining with complex typedefs and function
  pointers.
  

Problem conclusion

• The problem has been fixed.
  

Temporary fix

Comments

APAR Information

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

  IV71002

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

Fix information

• Fixed component name

  XL C/C++ FOR AI

• Fixed component ID

  5725C7200

Applicable component levels