[STDCXX-1011] [HP aCC 6.16] warning #20200-D: potential null pointer dereference in collate.cpp

• Type: Sub-task
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 4.2.1
• Fix Version/s: 4.2.2
• Component/s: 22. Localization

Environment

HP aCC 6.16

• Assignee: Martin Sebor
• Reporter: Martin Sebor
• Created: 06/Sep/08 17:50
• Updated: 06/Sep/08 18:02
• Resolved: 06/Sep/08 18:02

Description

The warning below shows up when linking with the -ipo option:

aCC -AA +nostl -Wl,+s  -mt +DD64 +O2 -ipo +tls=static  +Z -b +DD64 assert.o ... collate.o ... wctype.o -o libstd12D.sl.4.2.2 
"/amd/devco/sebor/stdcxx-4.2.x/src/collate.cpp", line 471, procedure do_compare:
 warning #20200-D: Potential null pointer dereference through  return of call to __rw::__rw_get_facet_data is detected (null definition:/amd/devco/sebor/stdcxx-4.2.x/src/collate.cpp, line 987)
...