Issue #429

There are corner cases in which we can see a recursion on the same types.
Instead of fighting them all, change the logic to complain if we recurse
more than 1000 times.

1 files changed, 6 insertions, 0 deletions

diff --git a/testing/cffi1/test_re_python.py b/testing/cffi1/test_re_python.py
index 2a70790..8b998d7 100644
--- a/testing/cffi1/test_re_python.py
+++ b/testing/cffi1/test_re_python.py
@@ -75,6 +75,7 @@ def setup_module(mod):
     struct with_union { union { int a; char b; }; };
     union with_struct { struct { int a; char b; }; };
     struct NVGcolor { union { float rgba[4]; struct { float r,g,b,a; }; }; };
+    typedef struct selfref { struct selfref *next; } *selfref_ptr_t;
     """)
     ffi.set_source('re_python_pysrc', None)
     ffi.emit_python_code(str(tmpdir.join('re_python_pysrc.py')))
@@ -254,3 +255,8 @@ def test_anonymous_union_inside_struct():
     assert ffi.offsetof("struct NVGcolor", "g") == FLOAT
     assert ffi.offsetof("struct NVGcolor", "b") == FLOAT * 2
     assert ffi.offsetof("struct NVGcolor", "a") == FLOAT * 3
+
+def test_selfref():
+    # based on issue #429
+    from re_python_pysrc import ffi
+    ffi.new("selfref_ptr_t")