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From "Martin Sebor (JIRA)" <j...@apache.org>
Subject [jira] Created: (STDCXX-273) [Sun C++ 5.8/Solaris 10] RUA in strchr()
Date Sat, 12 Aug 2006 00:08:18 GMT
[Sun C++ 5.8/Solaris 10] RUA in strchr()
----------------------------------------

                 Key: STDCXX-273
                 URL: http://issues.apache.org/jira/browse/STDCXX-273
             Project: C++ Standard Library
          Issue Type: Bug
          Components: External
         Environment: Sun C++ on Solaris 10
            Reporter: Martin Sebor
            Priority: Critical


-------- Original Message --------
Subject: Your Report (Review ID: 770083) - RUA in strchr()
Date: Fri, 11 Aug 2006 18:05:33 -0600 (MDT)
From: IncidentDaemon@sun.com <IncidentDaemon@sun.com>
To: sebor@roguewave.com


Dear Sun Studio Developer,

Thank you for your interest in improving the quality of Sun Studio 
product.

Your report has been assigned an internal review ID of  770083.

Please be aware that the large volume of reports we receive sometimes 
prevents us from responding individually to each message.

If the information is determined to be a new Bug or Request for 
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Regards,
Sun Studio Developer Bug Report Review Team



---------------------------------------------------------------


Date Created: Fri Aug 11 18:05:31 MDT 2006
Type:        bug
Customer Name:   Martin Sebor
Customer Email:  sebor@roguewave.com
SDN ID:       sebor
status:      Waiting
Category:    c
Subcategory: compiler
Company:     Rogue Wave Software
release:     studio11
hardware:    sun4
OSversion:   solaris_10
priority:    4
Synopsis:    RUA in strchr()
Description:
 FULL PRODUCT VERSION :
N/A

ADDITIONAL OS VERSION INFORMATION :
Solaris 10

A DESCRIPTION OF THE PROBLEM :
dbx reports a RUA in strchr().

STEPS TO FOLLOW TO REPRODUCE THE PROBLEM :
$ cat t.c && cc -g t.c && dbx a.out


EXPECTED VERSUS ACTUAL BEHAVIOR :
EXPECTED -
Clean run.
ACTUAL -
For information about new features see `help changes'
  To remove this message, put `dbxenv suppress_startup_message 7.5' in your .dbxrc
Reading a.out
Reading ld.so.1
Reading libc.so.1
^C^Chave seen 2 interrupts
dbx: warning: wait for process 7692 failed -- Interrupted system call
dbx: dbx interrupted!
(dbx) check -access
access checking - ON
(dbx) run
dbx: internal warning: td_ta_clear_event() failed -- debugger service failed
dbx: internal warning: td_ta_sync_tracking_enable(0) failed -- bad thread agent
Running: a.out
(process id 7736)
Reading rtcapihook.so
Reading libdl.so.1
Reading rtcaudit.so
Reading libmapmalloc.so.1
Reading libgen.so.1
Reading libm.so.2
Reading libc_psr.so.1
Reading rtcboot.so
Reading librtc.so
RTC: Enabling Error Checking...
RTC: Running program...
Read from unallocated (rua):
Attempting to read 2 bytes at address 0x10c26
stopped in strchr at 0xebd304cc
0xebd304cc: strchr+0x008c:      ba,a     0xeb948d44     ! 0xeb948d44
Current function is main
    5       strchr ("NULL=", 61);


ERROR MESSAGES/STACK TRACES THAT OCCUR :
Read from unallocated (rua):
Attempting to read 2 bytes at address 0x10c26
stopped in strchr at 0xebd304cc
0xebd304cc: strchr+0x008c:      ba,a     0xeb948d44     ! 0xeb948d44
Current function is main
    5       strchr ("NULL=", 61);


REPRODUCIBILITY :
This bug can be reproduced always.

---------- BEGIN SOURCE ----------
#include <string.h>

int main ()
{
    strchr ("NULL=", 61);
}

---------- END SOURCE ----------
workaround:  
comments:    (company - Rogue Wave Software , email - sebor@roguewave.com)


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