<s>
In	O
computing	O
,	O
Stalin	B-Application
(	O
STAtic	O
Language	O
ImplementatioN	O
)	O
is	O
a	O
programming	O
language	O
,	O
an	O
aggressive	O
optimizing	B-Application
batch	O
whole-program	O
Scheme	B-Language
compiler	B-Language
written	O
by	O
Jeffrey	O
Mark	O
Siskind	O
.	O
</s>
<s>
Stalin	B-Application
is	O
intended	O
for	O
production	O
use	O
in	O
generating	O
an	O
optimized	O
executable	B-Application
.	O
</s>
<s>
The	O
compiler	B-Language
runs	O
slowly	O
,	O
with	O
little	O
or	O
no	O
support	O
for	O
debugging	O
or	O
other	O
niceties	O
.	O
</s>
<s>
Full	O
R4RS	B-Language
Scheme	B-Language
is	O
supported	O
,	O
with	O
a	O
few	O
minor	O
and	O
rarely	O
encountered	O
omissions	O
.	O
</s>
<s>
The	O
compiler	B-Language
does	O
lifetime	O
analysis	O
and	O
hence	O
does	O
not	O
generate	O
as	O
much	O
garbage	B-General_Concept
as	O
might	O
be	O
expected	O
,	O
but	O
global	O
reclamation	O
of	O
storage	O
is	O
done	O
using	O
the	O
Boehm	B-Language
garbage	I-Language
collector	I-Language
.	O
</s>
<s>
The	O
name	O
is	O
a	O
joke	O
:	O
"	O
Stalin	B-Application
brutally	O
optimizes.	O
"	O
</s>
<s>
Stalin	B-Application
is	O
free	B-License
and	I-License
open-source	I-License
software	I-License
,	O
licensed	O
under	O
a	O
GNU	B-License
General	I-License
Public	I-License
License	I-License
(	O
GPL	B-License
)	O
,	O
and	O
is	O
available	O
online	O
.	O
</s>
