> I have a program in C++ in Linux which is using large arrays 
> (150000) inside a function, which called by a thread. After 
> compiling the same program in other platforms I am getting 
> weird run time errors, related to the stack and my 
> application crashes.
> 
> question: using large arrays in that way is a problem with 
> other platforms, like HP-UX or Solaris ?
automatic arrays go on the stack, which is limited on some
systems. Try adding a static (turning a stack auto array
into a global bss array).
-- 
Vincent Penquerc'h