On July 23, 2004 12:40 pm, you wrote: > At 11:54 AM 7/23/2004 -0400, Ilia Alshanetsky wrote: > >On July 23, 2004 11:42 am, Andi Gutmans wrote: > > > Why do we need one extra byte? > > > >We do not. > > > > > Anyway, the question is if we should return to alloca() or not. I am > > > slightly in favor but don't feel very strongly about it. > > > >Perhaps we could try a combination of the two, to ensure that no script is > >terminated due to a PHP crash if allocating on the stack fails. By default > > we can use alloca() if that fails to allocate the memory, we could use > > emalloc() and set a flag free code indicating which free function should > > be used. > > I'm hesitant to slow down the general case (even if it's just an additional > if()) statement. I'd revert to alloca() and we can always add a > --paranoid-stack-allocation directive to configure to use emalloc() :)
The problem is that that this causes certain large script to just crash, without any meaningful information. Is the cost of 2 if()s really that pefromance prohibitive? Ilia -- PHP Internals - PHP Runtime Development Mailing List To unsubscribe, visit: http://www.php.net/unsub.php
