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-rw-r--r--backend/CSEdomain.v2
-rw-r--r--backend/ValueDomain.v4
2 files changed, 3 insertions, 3 deletions
diff --git a/backend/CSEdomain.v b/backend/CSEdomain.v
index 9641d012..3fee2db6 100644
--- a/backend/CSEdomain.v
+++ b/backend/CSEdomain.v
@@ -149,7 +149,7 @@ Proof.
- split; simpl; intros.
+ contradiction.
+ rewrite PTree.gempty in H; discriminate.
- + rewrite PMap.gi in H; contradiction.
+ + contradiction.
- contradiction.
- rewrite PTree.gempty in H; discriminate.
Qed.
diff --git a/backend/ValueDomain.v b/backend/ValueDomain.v
index 5a7cfc12..7a55147b 100644
--- a/backend/ValueDomain.v
+++ b/backend/ValueDomain.v
@@ -3900,7 +3900,7 @@ Lemma ablock_init_sound:
forall m b p, smatch m b p -> bmatch m b (ablock_init p).
Proof.
intros; split; auto; intros.
- unfold ablock_load, ablock_init; simpl. rewrite ZTree.gempty.
+ unfold ablock_load, ablock_init; simpl.
eapply vnormalize_cast; eauto. eapply H; eauto.
Qed.
@@ -5020,7 +5020,7 @@ Lemma ematch_init:
ematch (init_regs vl rl) (einit_regs rl).
Proof.
induction rl; simpl; intros.
-- red; intros. rewrite Regmap.gi. simpl AE.get. rewrite PTree.gempty.
+- red; intros. rewrite Regmap.gi. simpl.
constructor.
- destruct vl as [ | v1 vs ].
+ assert (ematch (init_regs nil rl) (einit_regs rl)).