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-rw-r--r--backend/Liveness.v2
1 files changed, 2 insertions, 0 deletions
diff --git a/backend/Liveness.v b/backend/Liveness.v
index 3a5bde97..ce1a798a 100644
--- a/backend/Liveness.v
+++ b/backend/Liveness.v
@@ -93,6 +93,8 @@ Definition transfer
reg_list_live args (reg_sum_live ros Regset.empty)
| Ibuiltin ef args res s =>
reg_list_live args (reg_dead res after)
+ | Iannot ef args s =>
+ reg_list_live (params_of_annot_args args) after
| Icond cond args ifso ifnot =>
reg_list_live args after
| Ijumptable arg tbl =>