Re: [fpc-devel] -Or optimization flag

2010-04-05 Thread Jonas Maebe
On 05 Apr 2010, at 20:31, Seth Grover wrote: > Is this optimization flag unsafe? I'm hesitant to enable it because of > that first link, but if it's safe I'd like the speed improvement it > implies. -Or is safe and automatically activated with -O2 and higher. Jonas ___

[fpc-devel] -Or optimization flag

2010-04-05 Thread Seth Grover
http://www.freepascal.org/docs-html/user/usersu15.html says: -Oxxx r Keep certain variables in registers (experimental, use with caution). http://www.freepascal.org/docs-html/prog/progse49.html#x249-25100011.3 says: -Or: This setting causes the code generator to check which variables ar