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authorXavier Leroy <xavier.leroy@college-de-france.fr>2020-06-21 18:22:00 +0200
committerXavier Leroy <xavier.leroy@college-de-france.fr>2020-12-29 15:29:56 +0100
commitaba0e740f25ffa5c338dfa76cab71144802cebc2 (patch)
tree746115009aa60b802a2b5369a5106a2e971eb22f /backend/CleanupLabelsproof.v
parent2e202e2b17cc3ae909628b7b3ae0b8ede3117d82 (diff)
downloadcompcert-kvx-aba0e740f25ffa5c338dfa76cab71144802cebc2.tar.gz
compcert-kvx-aba0e740f25ffa5c338dfa76cab71144802cebc2.zip
Replace `omega` tactic with `lia`
Since Coq 8.12, `omega` is flagged as deprecated and scheduled for removal. Also replace CompCert's homemade tactics `omegaContradiction`, `xomega`, and `xomegaContradiction` with `lia` and `extlia`. Turn back on the deprecation warning for uses of `omega`. Make the proof of `Ctypes.sizeof_pos` more robust to variations in `lia`.
Diffstat (limited to 'backend/CleanupLabelsproof.v')
-rw-r--r--backend/CleanupLabelsproof.v2
1 files changed, 1 insertions, 1 deletions
diff --git a/backend/CleanupLabelsproof.v b/backend/CleanupLabelsproof.v
index e92be2b4..fb8e57b7 100644
--- a/backend/CleanupLabelsproof.v
+++ b/backend/CleanupLabelsproof.v
@@ -286,7 +286,7 @@ Proof.
constructor.
econstructor; eauto with coqlib.
(* eliminated *)
- right. split. simpl. omega. split. auto. econstructor; eauto with coqlib.
+ right. split. simpl. lia. split. auto. econstructor; eauto with coqlib.
(* Lgoto *)
left; econstructor; split.
econstructor. eapply find_label_translated; eauto. red; auto.