diff --git a/basis/alien/marshall/syntax/syntax-tests.factor b/basis/alien/marshall/syntax/syntax-tests.factor
new file mode 100644
index 0000000000..f324d6b791
--- /dev/null
+++ b/basis/alien/marshall/syntax/syntax-tests.factor
@@ -0,0 +1,28 @@
+! Copyright (C) 2009 Jeremy Hughes.
+! See http://factorcode.org/license.txt for BSD license.
+USING: alien.inline alien.marshall.syntax destructors
+tools.test ;
+IN: alien.marshall.syntax.tests
+
+C-LIBRARY: test
+
+C-MARSHALLED: void outarg1 ( int* a )
+    *a += 2;
+;
+
+C-MARSHALLED: unsigned-long* outarg2 ( unsigned-long a, unsigned-long* b )
+    unsigned long* x = (unsigned long*) malloc(sizeof(unsigned long));
+    *b = 10 + *b;
+    *x = a + *b;
+    return x;
+;
+
+;C-LIBRARY
+
+{ 1 1 } [ outarg1 ] must-infer-as
+[ 3 ] [ [ 1 outarg1 ] with-destructors ] unit-test
+
+{ 2 2 } [ outarg2 ] must-infer-as
+[ 18 15 ] [ [ 3 5 outarg2 ] with-destructors ] unit-test
+
+DELETE-C-LIBRARY: test