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-rw-r--r--src/mem/slicc/ast/TransitionDeclAST.py11
1 files changed, 11 insertions, 0 deletions
diff --git a/src/mem/slicc/ast/TransitionDeclAST.py b/src/mem/slicc/ast/TransitionDeclAST.py
index ef745fd50..a941d7b0c 100644
--- a/src/mem/slicc/ast/TransitionDeclAST.py
+++ b/src/mem/slicc/ast/TransitionDeclAST.py
@@ -46,9 +46,20 @@ class TransitionDeclAST(DeclAST):
if machine is None:
self.error("Transition declaration not part of a machine.")
+ for action in self.actions:
+ if action not in machine.actions:
+ self.error("Invalid action: %s is not part of machine: %s" % \
+ (action, machine))
+
for state in self.states:
+ if state not in machine.states:
+ self.error("Invalid state: %s is not part of machine: %s" % \
+ (state, machine))
next_state = self.next_state or state
for event in self.events:
+ if event not in machine.events:
+ self.error("Invalid event: %s is not part of machine: %s" % \
+ (event, machine))
t = Transition(self.symtab, machine, state, event, next_state,
self.actions, self.location, self.pairs)
machine.addTransition(t)