bug#61504: 29.0.60; executing byte-code from previous build causes SIGSEGV crash

[Gregory Heytings]

> > Hmmm, that's a good question!  The evaluation order of parameters is 
> > unspecified in C, so actually the order could be switched or not, 
> > depending on what the compiler chooses to do.
>
> But you could rewrite the code so that the parameters are evaluated one 
> after the other, and only after that call Fcons.  The compiler could 
> still change the order, but that would be less probable.

Agreed.

> > That being said, AFAICS it doesn't matter in this case, indeed.
>
> It is IME better to write code that doesn't trigger such questions to 
> begin with.

Agreed again.

> > Eli, OK to install?
>
> With the change of order per the above, yes.

Now done.