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-rw-r--r--backend/ValueDomain.v3
1 files changed, 3 insertions, 0 deletions
diff --git a/backend/ValueDomain.v b/backend/ValueDomain.v
index 8b76f44d..3c80d733 100644
--- a/backend/ValueDomain.v
+++ b/backend/ValueDomain.v
@@ -3766,6 +3766,9 @@ Proof.
- (* overflow *)
intros. exploit inj_of_bc_inv; eauto. intros (A & B & C); subst.
rewrite Zplus_0_r. split. omega. apply Int.unsigned_range_2.
+- (* perm inv *)
+ intros. exploit inj_of_bc_inv; eauto. intros (A & B & C); subst.
+ rewrite Zplus_0_r in H2. auto.
Qed.
Lemma inj_of_bc_preserves_globals: