doh, silly bug in closureGCHandler

src/core/cfg.cpp

@@ -845,6 +845,7 @@ public:
     }
 
     virtual bool visit_functiondef(AST_FunctionDef* node) {
+        assert(node->args->defaults.size() == 0);
         push_back(node);
         return true;
     }

src/runtime/types.cpp

@@ -256,7 +256,7 @@ extern "C" void conservativeGCHandler(GCVisitor* v, void* p) {
 extern "C" void closureGCHandler(GCVisitor* v, void* p) {
     boxGCHandler(v, p);
 
-    BoxedClosure* c = (BoxedClosure*)v;
+    BoxedClosure* c = (BoxedClosure*)p;
     if (c->parent)
         v->visit(c->parent);
 }

tools/tester.py

@@ -290,7 +290,7 @@ if __name__ == "__main__":
     run_memcheck = False
     start = 1
 
-    opts, patterns = getopt.getopt(sys.argv[1:], "j:a:t:mR:k")
+    opts, patterns = getopt.gnu_getopt(sys.argv[1:], "j:a:t:mR:k")
     for (t, v) in opts:
         if t == '-m':
             run_memcheck = True