- fix Slot>>isRefefenced

- workaround in #definingnode for vars defined by Primitives (to be improved)

src/Kernel/Slot.class.st

@@ -233,7 +233,7 @@ Slot >> isReferenced [
 	^ self owningClass 
 		ifNil: [ false ] 
 		ifNotNil: [ :class | 
-		  class withAllSubclasses anySatisfy: [ :behavior | class hasMethodsAccessingSlot: self ] ]
+		  class withAllSubclasses anySatisfy: [ :subclass | subclass hasMethodsAccessingSlot: self ] ]
 ]
 
 { #category : #testing }

src/OpalCompiler-Core/TemporaryVariable.class.st

@@ -20,7 +20,15 @@ TemporaryVariable >> copiedVarClass [
 
 { #category : #queries }
 TemporaryVariable >> definingNode [
-	^ scope node temporaries detect: [ :each | each name = name ]
+	^ scope node temporaries 
+		detect: [ :each | each name = name ]
+		ifNone: [ 
+			" ugly workaround to support temps defined by primitives"
+			| pragma |
+			pragma := scope node methodNode pragmas detect: [ :each | each isPrimitiveError ].
+			pragma ifNil: [ ^nil ].
+			^ RBVariableNode named: (pragma argumentAt: #error:) value asString
+			]
 ]
 
 { #category : #testing }