[STDCXX-746] [HP aCC 6.16] Potential null pointer dereference in locale_combine.cpp

• Type: Sub-task
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 4.2.0
• Fix Version/s: 4.2.1
• Component/s: 22. Localization

Environment

$ uname -sr && aCC -V
HP-UX B.11.31
aCC: HP C/aC++ B3910B A.06.16 [Nov 26 2007]

• Assignee: Martin Sebor
• Reporter: Scott (Yu) Zhong
• Created: 13/Mar/08 16:59
• Updated: 23/Apr/08 20:05
• Resolved: 23/Apr/08 20:04

Description

aCC -c -mt -I/amd/devco/scottz/stdcxx/4.2.x/include -I/build/scottz/12d/include -AA +O2 +DD64 +w +W392 +W655 +W684 +W818 +W819 +W849 +W2193
+W2236 +W2261 +W2340 +W2401 +W2487 +W4227 +W4229 +W4231 +W4235 +W4237 +W4249 +W4255 +W4272 +W4284 +W4285 +W4286 +Z /amd/devco/scottz/stdcxx/4.2.
x/src/locale_combine.cpp

"/amd/devco/scottz/stdcxx/4.2.x/src/locale_combine.cpp", line 505, procedure _C_get_body: warning #20200-D: Potential null pointer dereference thro
ugh sep is detected (null definition:/amd/devco/scottz/stdcxx/4.2.x/src/locale_combine.cpp, line 499)

"/amd/devco/scottz/stdcxx/4.2.x/src/locale_combine.cpp", line 503, procedure _C_get_body: warning #20200-D: Potential null pointer dereference thro
ugh s is detected (null definition:/amd/devco/scottz/stdcxx/4.2.x/src/locale_combine.cpp, line 505)

"/amd/devco/scottz/stdcxx/4.2.x/src/locale_combine.cpp", line 92, procedure _rw::_rw_combine_names: warning #20200-D: Potential null pointer dere
ference through nxt1 is detected (null definition:/amd/devco/scottz/stdcxx/4.2.x/src/locale_combine.cpp, line 62)

"/amd/devco/scottz/stdcxx/4.2.x/src/locale_combine.cpp", line 95, procedure _rw::_rw_combine_names: warning #20200-D: Potential null pointer dere
ference through nxt2 is detected (null definition:/amd/devco/scottz/stdcxx/4.2.x/src/locale_combine.cpp, line 63)

Issue Links

• depends upon: STDCXX-764 [HP aCC 6.16] bogus warning #20200 on trivially safe code
• depends upon: STDCXX-785 [HP aCC 6.16] bogus cadvise warning #20200 with +d on a conditional and for statement