1.1 --- a/Cython/Compiler/Buffer.py Fri Nov 07 06:55:37 2008 +0100 1.2 +++ b/Cython/Compiler/Buffer.py Tue Nov 25 12:30:05 2008 -0800 1.3 @@ -710,7 +710,11 @@ 1.4 1.5 # Search all types for __getbuffer__ overloads 1.6 types = [] 1.7 + visited_scopes = set() 1.8 def find_buffer_types(scope): 1.9 + if scope in visited_scopes: 1.10 + return 1.11 + visited_scopes.add(scope) 1.12 for m in scope.cimported_modules: 1.13 find_buffer_types(m) 1.14 for e in scope.type_entries: