[webkit-dev] Extra step required to build Windows Release configuration in VC++ Express

Adam Roben aroben at apple.com
Thu Mar 13 11:40:48 PDT 2008

This issue has now been resolved as of r31033. PGO is turned off by 
default in Release builds. Thanks for your patience!


Adam Roben wrote:
> To all VC++ Express users:
> We recently enabled Profile-Guided Optimization (PGO) in the Windows 
> Release build by default. Unfortunately, VC++ Express doesn't support 
> PGO, so if you want to build Release under VC++ Express you must first 
> run the following command from the Cygwin prompt:
> sed -i -e 's/LinkTimeCodeGeneration="4"/LinkTimeCodeGeneration="1"/' 
> ~/WebKit/WebKit/win/WebKit.vcproj/WebKit.vcproj
> These instructions can also be found at 
> <http://trac.webkit.org/projects/webkit/wiki/BuildingOnWindows>.
> We're looking for a way to make this step no longer necessary for VC++ 
> Express users. <http://bugs.webkit.org/show_bug.cgi?id=17817> is 
> tracking this issue. We apologize for the inconvenience!
> -Adam
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> webkit-dev at lists.webkit.org
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