DOCUMENT:Q298569 28-JUN-2002 [visualc] TITLE :/Oxs Is Always Present in Project Options PRODUCT :Microsoft C Compiler PROD/VER:: OPER/SYS: KEYWORDS:kbenv kbtool kbui ====================================================================== ------------------------------------------------------------------------------- The information in this article applies to: - Microsoft eMbedded Visual C++, Version:3.0 ------------------------------------------------------------------------------- SYMPTOMS ======== When you change the C/C++ Optimizations Project setting, the compiler flags may not be affected as you expect. Instead, /Oxs is always present in project options regardless of the optimization you select. CAUSE ===== The settings database does not contain any optimizations other than /Oxs, maximum opts. and favor code space. RESOLUTION ========== A supported fix is now available from Microsoft, but it is only intended to correct the problem that is described in this article. Apply it only to systems that are experiencing this specific problem. To resolve this problem, contact Microsoft Product Support Services to obtain the fix. For a complete list of Microsoft Product Support Services phone numbers and information about support costs, visit the following Microsoft Web site: http://support.microsoft.com/default.aspx?scid=fh;EN-US;CNTACTMS 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 fix has the following file attributes or later: Date Time Size File name ------------------------------------------------ 20-Jul-2001 22:27 1,290,301 Devbld.pkg 20-Jul-2001 16:29 2,134,016 Vccedb.mdb NOTE: The settings database was updated to use the following settings: Default = /O2 maximize speed Disable = /Od disable optimizations minimize space = /Oxs maximum opts. and favor code space maximize speed = /Oxt maximum opts. and favor code speed STATUS ====== Microsoft has confirmed that this is a problem in the Microsoft products that are listed at the beginning of this article. Additional query words: ====================================================================== Keywords : kbenv kbtool kbui Version : : Issue type : kbbug Solution Type : kbfix ============================================================================= THE INFORMATION PROVIDED IN THE MICROSOFT KNOWLEDGE BASE IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND. MICROSOFT DISCLAIMS ALL WARRANTIES, EITHER EXPRESS OR IMPLIED, INCLUDING THE WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL MICROSOFT CORPORATION OR ITS SUPPLIERS BE LIABLE FOR ANY DAMAGES WHATSOEVER INCLUDING DIRECT, INDIRECT, INCIDENTAL, CONSEQUENTIAL, LOSS OF BUSINESS PROFITS OR SPECIAL DAMAGES, EVEN IF MICROSOFT CORPORATION OR ITS SUPPLIERS HAVE BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES. SOME STATES DO NOT ALLOW THE EXCLUSION OR LIMITATION OF LIABILITY FOR CONSEQUENTIAL OR INCIDENTAL DAMAGES SO THE FOREGOING LIMITATION MAY NOT APPLY. Copyright Microsoft Corporation 2002.