[ksh93-integration-discuss] Troublewith"ERROR:ctfconvert:pics/wordexp.o:Couldn't parse stab "#vla0:(0,14)"(source file pics/wordexp.o)" ...

[Roland Mainz]

Alan Coopersmith wrote:
> Roland Mainz wrote:
> > Glenn Fowler wrote:
> >> On Mon, 13 Nov 2006 09:39:28 +0100 Roland Mainz wrote:
> >> note that this is a non-ast problem
> >> no ast code uses
> >>
> >>         int foo = some_size;
> >>         some_type bar[foo];
> >
> > Yes, I know... but remember the prototype code I send you...
> > The idea is to use the stack for such temporary allocations since it has
> > significant advantages over memory from the heap, including:
> 
> Isn't that what alloca() is for?   (Ignoring the simple fact that alloca()
> is actually horribly broken since it never tells you if it's failed, just
> lets you corrupt your stack when you ask for too much memory.)

This works on Solaris - but on other platforms the results of |alloca()|
appear to come from a random number generator or something worse. And
IMO it is not "clean" to use such an interface when the language spec
itself has better ways to do it...

----

Bye,
Roland

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