Update on "Remove codegen for IntArrayRefStride, which isn't used."

gchanan · gchanan · commit 33a15d44552b · 2020-05-08T09:12:11.000-07:00
Differential Revision: [D21476008](https://our.internmc.facebook.com/intern/diff/D21476008) [ghstack-poisoned]
diff --git a/aten/src/ATen/function_wrapper.py b/aten/src/ATen/function_wrapper.py
@@ -196,11 +196,6 @@ def TypedDict(name, attrs, total=True):  # type: ignore
 CAFFE2_API ${return_type} ${native_type_method_dispatch}(${formals_with_defaults});
 """)
 
-CONDITIONAL_INITIALIZER = CodeTemplate("""\
-if (${name}.defined()) {
-    ${initializer}
-}""")
-
 CALL_TEMPLATE = CodeTemplate("${cname}(${actuals})")
 
 OPERATOR_NAME = CodeTemplate("aten::${operator_name}")
@@ -1410,17 +1405,6 @@ def emit_body(env, option, scalar_type_cases):
                             case_body.append("auto {}_ = {};".format(
                                 arg['name'], check_cast))
 
-                        initializers = []
-
-                        # only initialize non-null arguments
-                        if nullable_argument(arg) and len(initializers) > 0:
-                            case_body.append(CONDITIONAL_INITIALIZER.substitute({
-                                'name': arg['name'],
-                                'initializer': initializers
-                            }))
-                        else:
-                            case_body += initializers
-
                 # cimpls, if it exists, contains the underlying C function names and
                 # arguments. Otherwise use option
                 cimpls = option.get('cimpls', [option])
