[STDCXX-1012] [HP aCC 6.15] warning #20200-D: potential null pointer dereference in locale_combine.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 with -ipo

• Assignee: Martin Sebor
• Reporter: Martin Sebor
• Created: 06/Sep/08 18:14
• Updated: 06/Sep/08 19:48
• Resolved: 06/Sep/08 19:48

Description

Here's another HP cadvise warning that shows up with the -ipo option. This one looks bogus – see STDCXX-764.

aCC -AA +nostl -Wl,+s  -mt +DD64 +O2 -ipo +tls=static +Z -b +DD64 assert.o ... locale_combine.o ... wctype.o -o libstd12D.sl.4.2.2 
...
"/amd/devco/sebor/stdcxx-4.2.x/src/locale_combine.cpp", line 511, procedure __rw::__rw_init_classic: warning #20200-D: Potential null pointer dereference through sep is detected (null definition:/amd/devco/sebor/stdcxx-4.2.x/src/locale_combine.cpp, line 505)

"/amd/devco/sebor/stdcxx-4.2.x/src/locale_combine.cpp", line 533, procedure __rw::__rw_init_classic: warning #20200-D: Potential null pointer dereference through next is detected (null definition:/amd/devco/sebor/stdcxx-4.2.x/src/locale_combine.cpp, line 511)