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authorPierre-Marie Pédrot <pierre-marie.pedrot@inria.fr>2022-12-22 16:20:15 +0100
committerGitHub <noreply@github.com>2022-12-22 16:20:15 +0100
commitfc79b13a30f124e9ac2d658773c395e0a74e2d1e (patch)
treef81eb0494f192d3abe40c7ce50a4bf77c9596766 /common
parent8d21a7fa245637b684ddb4c12f4bfa6295569fb6 (diff)
downloadcompcert-fc79b13a30f124e9ac2d658773c395e0a74e2d1e.tar.gz
compcert-fc79b13a30f124e9ac2d658773c395e0a74e2d1e.zip
Use `exfalso` instead of `elimtype False` (#470)
Adapt w.r.t. coq/coq#16904.
Diffstat (limited to 'common')
-rw-r--r--common/Events.v2
-rw-r--r--common/Memory.v4
2 files changed, 3 insertions, 3 deletions
diff --git a/common/Events.v b/common/Events.v
index 2e076523..1b70ecd6 100644
--- a/common/Events.v
+++ b/common/Events.v
@@ -199,7 +199,7 @@ Program Definition split_traceinf' (t: trace) (T: traceinf') (NE: t <> E0): even
| e :: t' => (e, Econsinf' t' T _)
end.
Next Obligation.
- elimtype False. elim NE. auto.
+ exfalso. elim NE. auto.
Qed.
Next Obligation.
red; intro; subst; intuition eauto.
diff --git a/common/Memory.v b/common/Memory.v
index ec436103..2c9151ed 100644
--- a/common/Memory.v
+++ b/common/Memory.v
@@ -1806,7 +1806,7 @@ Proof.
intros. unfold load.
destruct (valid_access_dec m2 chunk b' ofs Readable).
exploit valid_access_alloc_inv; eauto. destruct (eq_block b' b); intros.
- subst b'. elimtype False. eauto with mem.
+ subst b'. exfalso. eauto with mem.
rewrite pred_dec_true; auto.
injection ALLOC; intros. rewrite <- H2; simpl.
rewrite PMap.gso. auto. rewrite H1. apply not_eq_sym; eauto with mem.
@@ -1940,7 +1940,7 @@ Proof.
rewrite PMap.gsspec. destruct (peq b bf). subst b.
destruct (zle lo ofs); simpl.
destruct (zlt ofs hi); simpl.
- elimtype False; intuition.
+ exfalso; intuition.
auto. auto.
auto.
Qed.