Re: Technical session at the October C++ meeting?

From: williamkempf_at_[hidden]
Date: 2001-08-22 08:09:15

--- In boost_at_y..., John Max Skaller <skaller_at_m...> wrote:
> williamkempf_at_h... wrote:
> > 
> > --- In boost_at_y..., John Max Skaller <skaller_at_m...> wrote:
> > > Greg Colvin wrote:
> > >
> > > > And such an animal can also be allocated in terms of alloca()
> > > > or LocalAlloc() or such on systems on which this is a good 
idea.
> > >
> > >       Does alloca() work in C++?
> > > Can you be sure it won't mess generated code, including EH?
> > 
> > Are you garaunteed it will?  Nope.  It works fine for my
> > compiler/platform, however.
> 
> 	You're running Windows: LocalAlloc is actually
> a heap allocation. This is unlikely to mess with EH.
> But unix alloca increments the stack pointer,
> so it is more likely to mess up EH.

I was referring to the Win32 C RTL function _alloca(), which is not a 
heap allocation and is functionally equivalent to the Unix alloca().

Bill Kempf