ext/torch/utils.h in torch-rb-0.11.2 vs ext/torch/utils.h in torch-rb-0.12.0

@@ -4,11 +4,11 @@
 
 #include <rice/rice.hpp>
 #include <rice/stl.hpp>
 
 static_assert(
-  TORCH_VERSION_MAJOR == 1 && TORCH_VERSION_MINOR == 12,
+  TORCH_VERSION_MAJOR == 1 && TORCH_VERSION_MINOR == 13,
   "Incompatible LibTorch version"
 );
 
 // TODO find better place
 inline void handle_error(torch::Error const & ex) {
@@ -31,9 +31,13 @@
 inline bool THPUtils_checkSymbol(VALUE obj) {
   return SYMBOL_P(obj);
 }
 
 inline bool THPUtils_checkIndex(VALUE obj) {
+  return FIXNUM_P(obj);
+}
+
+inline bool THPUtils_checkLong(VALUE obj) {
   return FIXNUM_P(obj);
 }
 
 inline bool THPUtils_checkScalar(VALUE obj) {
   return FIXNUM_P(obj) || RB_FLOAT_TYPE_P(obj) || RB_TYPE_P(obj, T_COMPLEX);