Merge pull request #2583 from nouiz/crash

theano/gof/__init__.py

@@ -36,7 +36,7 @@ e-mail thread "What is gof?"
 """
 
 from theano.gof.cc import \
-    CLinker, OpWiseCLinker, DualLinker
+    CLinker, OpWiseCLinker, DualLinker, HideC
 
 # Also adds config vars
 from theano.gof.compiledir import \

theano/gof/cc.py

@@ -1779,3 +1779,34 @@ class DualLinker(link.Linker):
                     link.raise_with_op(node1)
 
         return f, i1, o1
+
+
+class HideC(object):
+    def __hide(*args):
+        raise MethodNotDefined()
+
+    c_code = __hide
+    c_code_cleanup = __hide
+
+    c_headers = __hide
+    c_header_dirs = __hide
+    c_libraries = __hide
+    c_lib_dirs = __hide
+
+    c_support_code = __hide
+    c_support_code_apply = __hide
+
+    c_compile_args = __hide
+    c_no_compile_args = __hide
+    c_init_code = __hide
+    c_init_code_apply = __hide
+
+    c_init_code_struct = __hide
+    c_support_code_struct = __hide
+    c_cleanup_code_struct = __hide
+
+    def c_code_cache_version(self):
+        return ()
+
+    def c_code_cache_version_apply(self, node):
+        return self.c_code_cache_version()

theano/sandbox/cuda/basic_ops.py

@@ -2998,7 +2998,7 @@ class GpuIncSubtensor(tensor.IncSubtensor, GpuOp):
         return ()
 
 
-class GpuFlatten(tensor.Flatten, GpuOp):
+class GpuFlatten(gof.HideC, tensor.Flatten, GpuOp):
     """
     Implement Flatten on the gpu.
     """

theano/sandbox/gpuarray/basic_ops.py

@@ -9,6 +9,7 @@ from theano.gradient import grad_undefined
 from theano.scalar import Scalar
 from theano.tensor.basic import Alloc, Join, Split
 
+from theano.gof import HideC
 from theano.gof.python25 import any
 from theano.gof.utils import MethodNotDefined
 from theano.compat import PY3
@@ -43,37 +44,6 @@ def as_gpuarray(x):
     return gpuarray.array(x, copy=False)
 
 
-class HideC(object):
-    def __hide(*args):
-        raise MethodNotDefined()
-
-    c_code = __hide
-    c_code_cleanup = __hide
-
-    c_headers = __hide
-    c_header_dirs = __hide
-    c_libraries = __hide
-    c_lib_dirs = __hide
-
-    c_support_code = __hide
-    c_support_code_apply = __hide
-
-    c_compile_args = __hide
-    c_no_compile_args = __hide
-    c_init_code = __hide
-    c_init_code_apply = __hide
-
-    c_init_code_struct = __hide
-    c_support_code_struct = __hide
-    c_cleanup_code_struct = __hide
-
-    def c_code_cache_version(self):
-        return ()
-
-    def c_code_cache_version_apply(self, node):
-        return self.c_code_cache_version()
-
-
 class Kernel(object):
     """
     This class groups together all the attributes of a gpu kernel.