set comparison to enum value

Author: nsiregar

slither/core/variables/local_variable.py

@@ -61,14 +61,14 @@ def is_storage(self) -> bool:
         # pylint: disable=import-outside-toplevel
         from slither.core.solidity_types.array_type import ArrayType
 
-        if self.location == VariableLocation.MEMORY:
+        if self.location == VariableLocation.MEMORY.value:
             return False
-        if self.location == VariableLocation.CALLDATA:
+        if self.location == VariableLocation.CALLDATA.value:
             return False
         # Use by slithIR SSA
-        if self.location == VariableLocation.REFERENCE_TO_STORAGE:
+        if self.location == VariableLocation.REFERENCE_TO_STORAGE.value:
             return False
-        if self.location == VariableLocation.STORAGE:
+        if self.location == VariableLocation.STORAGE.value:
             return True
 
         if isinstance(self.type, (ArrayType, MappingType)):

slither/core/variables/state_variable.py

@@ -44,15 +44,15 @@ def is_stored(self) -> bool:
         return (
             not self._is_constant
             and not self._is_immutable
-            and not self._location == VariableLocation.TRANSIENT
+            and not self._location == VariableLocation.TRANSIENT.value
         )
 
     @property
     def is_transient(self) -> bool:
         """
         Checks if the state variable is transient. A transient variable can not be constant or immutable.
         """
-        return self._location == VariableLocation.TRANSIENT
+        return self._location == VariableLocation.TRANSIENT.value
 
     # endregion
     ###################################################################################