Re: potentially uninitialized local variables in Analytic GJR-GARCH(1, 1) Engine

Posted by Ferdinando M. Ametrano-3 on
URL: http://quantlib.414.s1.nabble.com/potentially-uninitialized-local-variables-in-Analytic-GJR-GARCH-1-1-Engine-tp12134p12138.html

On Fri, Nov 27, 2009 at 2:12 PM, Luigi Ballabio
<[hidden email]> wrote:

> On Fri, 2009-11-27 at 12:56 +0100, Ferdinando Ametrano wrote:
>> On Fri, Nov 27, 2009 at 12:30 PM, Luigi Ballabio
>> > The variables above are all initialized one way or the other in a
>> > section of code that reads:
>> >
>> > if (init_ != true || constants_match != true || ...) {
>> >    ... the variables are initialized to some values ...
>> > }
>> > else if (init_ == true && constants_match == true) {
>> >    ... the variables are initialized to some other values ...
>> > }
>>
>> mmm... it seems to me the condition you summarized as "..." might
>> really imply some other logic branch where variables are not
>> initialized.
>
> No. If either init or constants_match is false, the code takes the first
> branch (it's an or, so one suffices.) If not, either the conditions in
> "..." are true (and the code takes the first branch) or, since init and
> constant_match are both true, it takes the second branch.

ooops... now I got it.

I was confused between AND and OR... go figure :-)

so I'll commit a revisited if else: please don't forget to check my logic

ciao -- Nando

ciao -- Nando

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