Add callable gc method exposed to user code, use it in mlist-cycle.rs test (still not quite working; some memory corruption in the recursive tag constructors, not the GC)

1 files changed, 4 insertions, 0 deletions

diff --git a/src/test/run-pass/mlist-cycle.rs b/src/test/run-pass/mlist-cycle.rs
index 2a371317..313455f8 100644
--- a/src/test/run-pass/mlist-cycle.rs
+++ b/src/test/run-pass/mlist-cycle.rs
@@ -1,5 +1,7 @@
 // -*- rust -*-
 
+use std;
+
 type cell = tup(mutable @list);
 type list = tag(link(@cell), nil());
 
@@ -7,4 +9,6 @@ fn main() {
   let @cell first = tup(@nil());
   let @cell second = tup(@link(first));
   first._0 = link(second);
+  std.sys.rustrt.gc();
+  let @cell third = tup(@nil());
 }