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Antonio Cuni committed ba4f25d

cache the _ffiargtype; this saves a dict lookup in hot loops

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Files changed (1)

lib_pypy/_ctypes/basics.py

     def get_ffi_argtype(self):
         if self._ffiargtype:
             return self._ffiargtype
-        return _shape_to_ffi_type(self._ffiargshape)
+        self._ffiargtype = _shape_to_ffi_type(self._ffiargshape)
+        return self._ffiargtype
 
     def _CData_output(self, resbuffer, base=None, index=-1):
         #assert isinstance(resbuffer, _rawffi.ArrayInstance)