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-rw-r--r--backend/Mach.v2
1 files changed, 1 insertions, 1 deletions
diff --git a/backend/Mach.v b/backend/Mach.v
index ec48195..316e788 100644
--- a/backend/Mach.v
+++ b/backend/Mach.v
@@ -296,7 +296,7 @@ Inductive step: state -> trace -> state -> Prop :=
| exec_Msetstack:
forall s f sp src ofs ty c rs m m' rs',
store_stack m sp ty ofs (rs src) = Some m' ->
- rs' = undef_regs (destroyed_by_op Omove) rs ->
+ rs' = undef_regs (destroyed_by_setstack ty) rs ->
step (State s f sp (Msetstack src ofs ty :: c) rs m)
E0 (State s f sp c rs' m')
| exec_Mgetparam: