LI74470: USING QPIC=LARGE CAUSES LINK ERROR

August 2009 Update for XL C/C++ Advanced Edition for Blue Gene/P, V9.0
May 2010 Update for XL C/C++ Advanced Edition for Blue Gene/P, V9.0
December 2010 Update for XL C/C++ Advanced Edition for Blue Gene/P, V9.0
XL C/C++ Advanced Edition for Blue Gene/P Fix Pack 17 (October 2013 Update) for 9.0
April 2011 Update for XL C/C++ Advanced Edition for Blue Gene/P, V9.0
August 2011 Update for XL C/C++ Advanced Edition for Blue Gene/P, V9.0
April 2012 Update for XL C/C++ Advanced Edition for Blue Gene/P, V9.0
August 2012 Update for XL C/C++ Advanced Edition for Blue Gene/P, V9.0

APAR status

• Closed as program error.

Error description

• Compiling with qpic=large may cause link error.
  

Local fix

• Use -O
  

Problem summary

• USER AFFECTED:
  Inline asm with shared libraries
  
  PROBLEM DESCRIPTION:
  A test case generated link time undefined reference errors when
  compiling with -qpic
  
  > $mpixlc_r -c main.c
  > $mpixlc_r -c bgwtime.c -I/bgsys/drivers/ppcfloor/arch/include
  -qpic=large
  > $mpixlc_r -qmkshrobj -o libbgwtime_xlc.so bgwtime.o
  > $mpixlc_r main.o -qnostaticlink -L. -lbgwtime_xlc -o main
  ./libbgwtime_xlc.so: undefined reference to µCONSTANT_AREA'
  ./libbgwtime_xlc.so: undefined reference to µ$STATIC'
  ./libbgwtime_xlc.so: undefined reference to µ$STATIC_BSS'
  

Problem conclusion

• Problem is fixed in the compiler. Apply fix as advised.
  

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:

  LI75701

Fix information

• Fixed component name

  XL C/C++ AE BG/

• Fixed component ID

  5799HJE00

Applicable component levels

• R900 PSY

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