search for: _optimization_

I won’t be able to attend, but I’d be interested in hearing if any conclusions are reached on several of these topics: > On 16 Oct 2015, at 21:27, Joe Ranieri via llvm-dev <llvm-dev at lists.llvm.org> wrote: > > - Dealing with the explosion of basic blocks that come up with > languages where almost every function call, implicit and explicit, can > raise exceptions. This

...[1]). [ Footnote inlined ] > [1]: there is a "hot exception" optimization that some JVMs can do > that may allow us to get around this > (http://jawspeak.com/2010/05/26/hotspot-caused-exceptions-to-lose-their-stack-traces-in-production-and-the-fix/), > but that's an _optimization_ that Java programmers should be able to > turn off. There are some quite exciting security vulnerabilities associated with this optimisation (it turns out that running a few instructions after a security-critical check has failed is not always a good thing to do) so I agree that it’s a good id...