[COMPMID-1331] Add support for RoIAlign operator in CL

Change-Id: Ie215daacd10477309dbf8af1bb2b05b7a0a8f203
Reviewed-on: https://eu-gerrit-1.euhpc.arm.com/150773
Tested-by: bsgcomp <bsgcomp@arm.com>
Reviewed-by: Isabella Gottardi <isabella.gottardi@arm.com>
Reviewed-by: Pablo Tello <pablo.tello@arm.com>
diff --git a/utils/TypePrinter.h b/utils/TypePrinter.h
index d31c16c..10e407d 100644
--- a/utils/TypePrinter.h
+++ b/utils/TypePrinter.h
@@ -220,6 +220,19 @@
     return os;
 }
 
+/** Formatted output of the ROIPoolingInfo type.
+ *
+ * @param[in] pool_info Type to output.
+ *
+ * @return Formatted string.
+ */
+inline std::string to_string(const ROIPoolingLayerInfo &pool_info)
+{
+    std::stringstream str;
+    str << pool_info;
+    return str.str();
+}
+
 /** Formatted output of the QuantizationInfo type.
  *
  * @param[out] os                Output stream.