[pypy-dev] Catching MemoryError in RPython
holger at merlinux.de
Sat Feb 23 14:33:23 CET 2008
On Sat, Feb 23, 2008 at 13:44 +0100, Armin Rigo wrote:
> On Fri, Feb 22, 2008 at 07:54:52PM +0100, Niko Matsakis wrote:
> > I cannot seem to generate code that catches OOM errors in RPython.
> A known issue: the flow space doesn't consider that almost any operation
> could raise MemoryError, and thus the except clause is never seen by it.
> The same issue applies to try:finally:.
> The workaround is to use a function call:
> def fn():
> except MemoryError:
> return True
> return False
> def do_stuff():
the "range" and "lst.append" in Niko's example are not
considered to be function calls? Is it (also) the explicit
catching of MemoryError here that is important?
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