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From "Martin Sebor (JIRA)" <j...@apache.org>
Subject [jira] Assigned: (STDCXX-728) [HP aCC 6.16] bogus warning #20200: potential null pointer dereference
Date Thu, 14 Feb 2008 16:33:08 GMT

     [ https://issues.apache.org/jira/browse/STDCXX-728?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Martin Sebor reassigned STDCXX-728:
-----------------------------------

    Assignee:     (was: Martin Sebor)

> [HP aCC 6.16] bogus warning #20200: potential null pointer dereference
> ----------------------------------------------------------------------
>
>                 Key: STDCXX-728
>                 URL: https://issues.apache.org/jira/browse/STDCXX-728
>             Project: C++ Standard Library
>          Issue Type: Bug
>          Components: External
>         Environment: $ uname -sr && aCC -V            
> HP-UX B.11.31
> aCC: HP C/aC++ B3910B A.06.16 [Nov 26 2007]
>            Reporter: Martin Sebor
>
> This looks like a bug in cadvise/aCC 6:
> {noformat}
> $ cat t.cpp && aCC +w -c -V t.cpp
> int bar ();
> int foo (int *a, int i)
> {
>     int *p;
>     if (i) p = a; else p = 0;
>     if (i)
>         return *p;
>     return 0;
> }
> int foobar (int *a, int i)
> {
>     int *p;
>     if (i) p = a; else p = 0;
>     if (bar ())
>         if (i)
>             return *p;
>     return 0;
> }
> aCC: HP C/aC++ B3910B A.06.16 [Nov 26 2007]
> "t.cpp", line 20, procedure foobar: warning #20200-D: Potential null pointer
>           dereference through p is detected (null definition:t.cpp, line 16)
> {noformat}

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