Microsoft KB Archive/821436

= FIX: Inline functions return incorrect results when you specify the /Gx and /Ob1 compiler options for optimization =

Article ID: 821436

Article Last Modified on 10/25/2005

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APPLIES TO


 * Microsoft Visual C++, 32-bit Enterprise Edition 6.0 SP5
 * Microsoft Visual C++ 6.0 Service Pack 5

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SYMPTOMS
If you use the /Gx compiler option and the /Ob1 compiler option when you compile code that contains inline functions, your inline functions may return incorrect results.



RESOLUTION
A supported hotfix is now available from Microsoft, but it is only intended to correct the problem that is described in this article. Only apply it to systems that are experiencing this specific problem. This hotfix may receive additional testing. Therefore, if you are not severely affected by this problem, we recommend that you wait for the next Microsoft Visual Studio 6.0 service pack that contains this hotfix.

To resolve this problem immediately, contact Microsoft Product Support Services to obtain the hotfix. For a complete list of Microsoft Product Support Services telephone numbers and information about support costs, visit the following Microsoft Web site:

http://support.microsoft.com/contactus/?ws=support

Note In special cases, charges that are ordinarily incurred for support calls may be canceled if a Microsoft Support Professional determines that a specific update will resolve your problem. The usual support costs will apply to additional support questions and issues that do not qualify for the specific update in question.

The English version of this hotfix has the file attributes (or later) that are listed in the following table. The dates and times for these files are listed in coordinated universal time (UTC). When you view the file information, it is converted to local time. To find the difference between UTC and local time, use the Time Zone tab in the Date and Time tool in Control Panel.    Date        Time   Version      Size     File name ---  14-May-2003  23:26  12.0.9844.0  720,896  C2.dll



WORKAROUND
To avoid this problem, move the function implementation details outside the class declaration.



STATUS
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the &quot;Applies to&quot; section of this article.

Keywords: kbbug kbfix kbqfe kbhotfixserver KB821436

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