Re: Re: Help - gcc mystery in ext/imap

On 01/20/2015 02:46 PM, Stanislav Malyshev wrote: > Hi! > >> So, I guess the lesson is that we need to be careful when we migrate >> extensions to PHP 7. Passing ints instead of size_t string length params >> to zpp can cause extreme weirdness and we should go through all our >> bundled extensions and make sure things that are still using "s" have >> all been changed to size_t. > > Definitely so. I've recently went through intl and fixed a bunch of > int/size_t issues, but judging from how many there were, I assume other > non-trivial extensions would have such things too. We have lots of > places where size_t and int are intermixed - e.g., random try, go to > mysqli extension, do grep int *.c | grep len and see that results of > spprintf - which returns size_t - are put into int. Now, in this case > it's almost 100% not a problem, but illustrates bigger issue of mixing > the types, and in some cases it may be a real problem. Yeah, I was quite surprised by the weirdness it caused. I don't think I have ever seen something that breaks under -O2 start working again compiled with -O3. That's what had me chasing my tail into assembly world for a bit there. I have fixed up ext/imap now. Hopefully I caught them all. -Rasmus

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