On 11/ 9/09 02:15 PM, Jeff Trawick wrote: > Basant Kukreja wrote: >> Hi, >> Kindly review the webrev for the bug >> 6899209 : Compile zend_execute.c with -W2,-Ainline:inc=100 for >> performance gains >> >> http://cr.opensolaris.org/~basantk/6899209/webrev/ >> > > general comment about existing use of -O0: > > I used -O0 for eons when building httpd/apr for debugging; I encountered > a Sun Studio 12 U1 bug with this and was told that -O0 shouldn't be used > (http://forums.sun.com/thread.jspa?threadID=5409436&tstart=0). The > compiler team apparently has no interest in investigating or fixing > issues with -O0.
Yup, not a documented or supported option. You can use -O1, or -O2. But if you're building for debug, then I'd recommend not using any optimisation flags. http://developers.sun.com/sunstudio/documentation/techart/compiler_flags/ Darryl. > > _______________________________________________ > > > webstack-discuss mailing list > webstack-discuss at opensolaris.org > http://mail.opensolaris.org/mailman/listinfo/webstack-discuss -- Darryl Gove Compiler Performance Engineering Blog : http://blogs.sun.com/d/ Books: http://www.sun.com/books/catalog/solaris_app_programming.xml http://my.safaribooksonline.com/0595352510
