Microsoft KB Archive/327588

= FIX: The /Ot optimization switch generates incorrect code for SHx structures that are passed by value =

Article ID: 327588

Article Last Modified on 8/18/2005

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APPLIES TO


 * Microsoft Encarta Reference Suite 2001

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This article was previously published under Q327588





SYMPTOMS
When you use Hitachi SHx processors, and if you specify the /Ot optimization switch, incorrect code is generated. This incorrect code is generated when a structure is passed to a function by value. This behavior may cause exceptions or may cause application values that are not valid.

Note This problem does not occur if the structure is passed to a function by address.



RESOLUTION
A supported software update is now available from Microsoft as Windows CE 3.0 Core OS QFE 327588. To resolve this problem immediately, click the following article number for information about obtaining Windows CE Platform Builder and core operating system software updates:

837392 How to locate core operating system fixes for Microsoft Windows CE Platform Builder products

Prerequisites
This fix is supported only when all previously issued fixes for this product have also been installed.

Restart requirement
After you install this hotfix, you must perform a clean build of the whole platform. To clean the platform, click Clean on the Build menu. To build the platform, click Build Platform on the Build menu.

You do not have to restart your computer after you apply this fix.

Hotfix replacement information
This fix does not replace any other fixes.

File information
The English version of this package has the file attributes (or later) that are listed in the following table.   Date         Time   Version            Size    File name 16-Sep-2002 22:39  3.0.2.917       1,333,848  020917_wce30-q327588.exe 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 06-Sep-2002 00:52  12.17.0.8426    1,224,752  PB\Cepb\Bin\Cbe.exe 06-Sep-2002 00:52  12.17.0.8426    1,224,752  SDK\Bin\I386\Cbe.exe



MORE INFORMATION
The /Ot optimization switch is implied by the following optimization switches:
 * /O
 * /O2

The third-party products that this article discusses are manufactured by companies that are independent of Microsoft. Microsoft makes no warranty, implied or otherwise, regarding the performance or reliability of these products.



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

Additional query words: codegen compiler

Keywords: kbbug kbfix kbqfe KB327588

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